{"title":"All the Stones","description":"\u003cp\u003eAt Anima Mundi Crystals, we bring together our entire catalog of stones, crystals, and minerals in this collection, presented in a single filterable view. You'll find tumbled stones, palm stones, quartz points, cabochons, faceted gems, rough specimens, and mixed lots, allowing you to search by mineral, format, or use. Each listing includes photographs and a description of the specific piece you will receive.\u003c\/p\u003e","products":[{"product_id":"rodados-de-lapislazuli","title":"Tumbled Lapis Lazuli","description":"\u003cp\u003eTumbled lapis lazuli from Afghanistan, 25-34 mm, with the characteristic ultramarine blue of Sar-e-Sang flecked with native golden pyrite and white calcite veins. Each piece varies in pyrite distribution and blue intensity.\u003c\/p\u003e\n\n\u003ch2\u003ePiece details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eLapis Lazuli (polymineralic rock: lazurite, pyrite, calcite)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e25-34 mm, approx. weight 17-25 g\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape\u003c\/th\u003e\n\n\u003ctd\u003eTumbled\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eSemi-polished\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e5-6 Mohs (dominant lazurite)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eAfghanistan — Sar-e-Sang basin, Badakhshan\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece type\u003c\/th\u003e\n\n\u003ctd\u003eIndividual selection; natural variation in color and pyrite\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eSar-e-Sang lapis lazuli has a higher lazurite concentration than other deposits, resulting in a deeper, more uniform blue. Pyrite appears as scattered golden flecks — the higher the proportion, the more intense the contrast. The white calcite veins are co-genetic and natural: in gemological tradition, they are the hallmark of genuine lapis lazuli versus imitations.\u003c\/p\u003e\n\u003cp\u003eThe tumbled finish leaves the surface semi-textured, ideal for collection or as a color reference in jewelry projects before choosing the cut shape.\u003c\/p\u003e\n\n\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBezel setting (925 silver)\u003c\/strong\u003e — With a hardness of 5-6 Mohs, we recommend a closed bezel setting to protect the natural edges of the tumbled stone.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — The irregular profile of the tumbled stone adds character to the piece wrapped in silver or copper wire.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLapidary collection\u003c\/strong\u003e — Mineralogical reference for the Badakhshan variety.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eLapis lazuli in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eThe Sar-e-Sang mines have been in operation for over six thousand years. The ultramarine blue extracted from ground lapis lazuli was the most valuable pigment in Europe during the Renaissance — Michelangelo reserved it for the Virgin's robes. In crystal tradition, lapis lazuli is associated with wisdom and honest communication: the stone of those who speak their mind with clarity and conviction.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine lapis lazuli\u003c\/h2\u003e\n\u003cp\u003eAuthentic lapis lazuli always has visible pyrite under magnification (golden metallic flecks, never glitter), white calcite veins, and high tactile density. Dyed blue jasper has uniform color without pyrite. Sodalite has a grayer blue with more white veins. Azurite has a vitreous luster and visible crystalline structure on the edges.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhere does this lapis lazuli come from?\u003c\/h3\u003e\n\u003cp\u003eFrom the Sar-e-Sang deposit (Badakhshan, Afghanistan), the most historically recognized deposit. No detectable treatment; the statement is based on lapidary observation, the piece does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for a ring setting?\u003c\/h3\u003e\n\u003cp\u003eWith a hardness of 5-6 Mohs, we recommend a pendant or earrings in a closed bezel. In a ring, it would be vulnerable to scratches with daily wear.\u003c\/p\u003e\n\u003ch3\u003eIs it color treated?\u003c\/h3\u003e\n\u003cp\u003eNo. The blue is natural to lazurite; no dyes or resins. Pyrite and calcite are minerals present in the original deposit.\u003c\/p\u003e\n\u003ch3\u003eAre all pieces the same?\u003c\/h3\u003e\n\u003cp\u003eNo. They are natural tumbled stones with individual variation in blue intensity, pyrite proportion, and calcite veins. Dimensions 25-34 mm with a tolerance of ±0.5 mm.\u003c\/p\u003e\n\u003ch3\u003eHow do you care for it?\u003c\/h3\u003e\n\u003cp\u003eAvoid prolonged water exposure and chemicals — lapis lazuli is porous and can absorb oils and soaps. See \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ecare guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/rodados\"\u003eall tumbled stones\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/todas-las-piedras\"\u003eall stones\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"Default Title","offer_id":40333896745003,"sku":"","price":4.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/1x-tumbled-lapis-lazuli-959039.webp?v=1699531182"},{"product_id":"3x-rodados-de-amazonita","title":"3x Amazonite Tumbled Stones","description":"\u003cp\u003eLot of 3 amazonite tumbled stones in natural blue-green, with the characteristic white veins typical of microcline feldspar. Each piece varies in color intensity and vein distribution; approximate measurements 40-55 mm. Selected lapidary stock.\u003c\/p\u003e\n\n\u003ch2\u003eLot Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eAmazonite (microcline, variety of potassium feldspar)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eContents\u003c\/th\u003e\n\n\u003ctd\u003e3 tumbled stones per order\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eApprox. 40-55 mm (natural variation between pieces)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape\u003c\/th\u003e\n\n\u003ctd\u003eTumbled\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eSemi-polished\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6-6.5 Mohs\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from a wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo treatment\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe blue-green color of amazonite comes from traces of lead and water trapped in the feldspar's crystal lattice. The intensity varies from bright turquoise to medium green with gray, and no two pieces are identical. The white veins are cogenetic albite feldspar — they are not impurities but the natural signature of the species.\u003c\/p\u003e\n\u003cp\u003eIn tumbled form, amazonite displays its nuances without the homogenization of workshop polishing. Ideal for those who want to see the mineral as it is before choosing how to mount it.\u003c\/p\u003e\n\n\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBezel setting (925 silver or other precious metals)\u003c\/strong\u003e — Hardness 6-6.5 Mohs: suitable for closed bezel setting. The tumbled shape gives an organic result very different from a standard cabochon.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — The semi-matte surface of the tumbled stone grips silver or copper wire well; the result is a piece with an authentic mineral look.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCollection and decoration\u003c\/strong\u003e — The blue-green complements dark minerals like tourmaline or lapis lazuli in decorative compositions.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eAmazonite in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eDespite its name, amazonite does not come from the Amazon River — the popular denomination was established in the 19th century from Brazilian deposits that later turned out to be another variety of feldspar. The most prized deposits are in Colorado (USA), Virginia, and Russia. In crystal tradition, amazonite is associated with clear communication, confidence, and the ability to speak from serenity.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine amazonite\u003c\/h2\u003e\n\u003cp\u003eAuthentic amazonite has a matte blue-green color with white albite veins visible under magnification. Turquoise has greater hardness and a different structure under a microscope. Stained glass has a vitreous luster without veins and feels colder to the touch. Amazonite always has some translucency at the edges of the tumbled stone when illuminated with a flashlight.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat exactly will I receive?\u003c\/h3\u003e\n\u003cp\u003e3 amazonite tumbled stones selected from the same lot, with natural variation in color and intensity between pieces. Dimensions approx. 40-55 mm with ±0.5 mm tolerance as they are natural pieces.\u003c\/p\u003e\n\u003ch3\u003eAre they treated?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. The blue-green color is natural to microcline. The statement is based on lapidary observation; it does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for ring settings?\u003c\/h3\u003e\n\u003cp\u003eWith 6-6.5 Mohs, it is possible; we recommend a pendant or earrings in a closed bezel for daily use. For rings, avoid direct impacts.\u003c\/p\u003e\n\u003ch3\u003eAre all 3 pieces the same size?\u003c\/h3\u003e\n\u003cp\u003eSimilar, but not identical — they are natural tumbled stones, not industrially calibrated. Estimated variation ±3-5 mm between pieces from the same lot.\u003c\/p\u003e\n\u003ch3\u003eHow to care for it?\u003c\/h3\u003e\n\u003cp\u003eNo detergents or acids. Clean with a dry or slightly damp cloth. See \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ecare guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/rodados\"\u003eall tumbled stones\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"1 piece","offer_id":40373054439467,"sku":"","price":2.0,"currency_code":"EUR","in_stock":false},{"title":"3 pieces","offer_id":40333896777771,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/3x-tumbled-amazonite-crystals-208458.jpg?v=1699553696"},{"product_id":"serpentina-cabujones-ovalados","title":"Serpentine Oval Cabochons","description":"\u003cp\u003eOval green serpentine cabochon, 30–43 × 20–26 mm. Mirror polished convex face, flat back. Color varies from olive green to medium emerald green, with veining and mottling characteristic of the mineral's fibrous-lamellar structure. Hardness 3–4 Mohs: we recommend pendants and non-contact pieces.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eSerpentine (magnesium phyllosilicate, serpentine group)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e30–43 × 20–26 mm depending on variant (±0.5 mm)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eFreeform oval, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e3–4 Mohs — we recommend pendants and protected pieces; not suitable for daily wear rings\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo treatment\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eAvailable in 8 numbered variants\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe color of this serpentine is medium to dark green with lighter veining and transitional areas towards golden yellow. The fibrous-lamellar structure creates distinct color maps depending on the cut angle — no two pieces have the same pattern. The size range 30–43 mm allows you to choose the module that best fits the setting: smaller formats for medium pendants or earrings, larger ones for statement pieces.\u003c\/p\u003e\n\n\u003ch2\u003eHow serpentine forms\u003c\/h2\u003e\n\u003cp\u003eSerpentine results from the serpentinization of ultramafic rocks (peridotite, dunite) by reaction with water at 300–500 °C. The original olivine and pyroxene transform into phyllosilicates of the serpentine group (antigorite, chrysotile, lizardite). The greens come from traces of iron, chromium, or nickel. Serpentine is often confused with nephrite (\"jade\") in commerce, although they are completely distinct mineralogical groups.\u003c\/p\u003e\n\n\u003ch2\u003eWhat settings it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendants with bezel in 925 silver or copper\u003c\/strong\u003e — first recommendation; a pendant does not suffer the friction wear of a ring, and the bezel protects the edge.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStatement earrings\u003c\/strong\u003e — ~30–38 mm formats are ideal for long earrings where deep green is the protagonist.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — flat back facilitates weaving; preferably for pendants.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTechnical note:\u003c\/em\u003e With 3–4 Mohs, serpentine is not suitable for daily wear rings; reserve for pendants, earrings, or non-contact jewelry.\u003c\/p\u003e\n\n\u003ch2\u003eSerpentine in history\u003c\/h2\u003e\n\u003cp\u003eSerpentine has been carved on all continents for millennia. In Neolithic Europe, it was used for axes and amulets; in Mesoamerica, Olmecs and Mayans used it as a substitute for jade in ritual figures. Its name comes from the similarity of its veins to snake scales. In crystal tradition, it is associated with grounding, calm, and serene discernment.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine serpentine\u003c\/h2\u003e\n\u003cp\u003eWith 3–4 Mohs, a pocket knife scratches it on the unpolished base. The texture under a magnifying glass shows a fibrous-lamellar structure. Nephrite, with which it is confused, has a hardness of 6 and is denser (~3.0 vs ~2.6 g\/cm³); it feels colder and heavier to the touch.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs it natural, untreated serpentine?\u003c\/h3\u003e\n\u003cp\u003eYes. No detectable treatment. Statement based on lapidary observation; does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eCan it be used for rings?\u003c\/h3\u003e\n\u003cp\u003eNot recommended for daily wear. With 3–4 Mohs, it scratches with everyday objects. Reserve for pendants, earrings, or display jewelry.\u003c\/p\u003e\n\u003ch3\u003eWhat setting is it designed for?\u003c\/h3\u003e\n\u003cp\u003eWe recommend a closed bezel in 925 silver or copper for pendants and earrings. The bezel protects the edge and minimizes the risk of chipping.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between variants?\u003c\/h3\u003e\n\u003cp\u003eEach variant is a numbered piece with an exact size and its own color pattern. All are green serpentine with a mirror polish.\u003c\/p\u003e\n\u003ch3\u003eAre the measurements exact?\u003c\/h3\u003e\n\u003cp\u003eTolerance ±0.5 mm, as these are individual freeform pieces.\u003c\/p\u003e\n\u003ch3\u003eHow is it cared for?\u003c\/h3\u003e\n\u003cp\u003eWarm water and neutral soap, dry immediately with a soft cloth. Avoid ultrasonics, acids, and steam. Avoid contact with abrasive surfaces. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ecare for your jewelry\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee collection: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochons for jewelry\u003c\/a\u003e. See also \u003ca href=\"\/en\/collections\/lapidario\"\u003elapidary selection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"10-31x20x7mm","offer_id":40333897269291,"sku":"","price":8.5,"currency_code":"EUR","in_stock":false},{"title":"11-30x21x7mm","offer_id":40333897302059,"sku":"","price":8.5,"currency_code":"EUR","in_stock":false},{"title":"12-36x22x6mm","offer_id":40333897334827,"sku":"","price":8.5,"currency_code":"EUR","in_stock":false},{"title":"13-37x20x5mm","offer_id":40333897367595,"sku":"","price":8.5,"currency_code":"EUR","in_stock":false},{"title":"14-38x25x6mm","offer_id":40333897400363,"sku":"","price":9.8,"currency_code":"EUR","in_stock":true},{"title":"15-41x26x6mm","offer_id":40333897433131,"sku":"","price":10.0,"currency_code":"EUR","in_stock":true},{"title":"16-38x25x7mm","offer_id":40333897465899,"sku":"","price":10.0,"currency_code":"EUR","in_stock":false},{"title":"17-43x26x6mm","offer_id":40333897498667,"sku":"","price":10.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/serpentine-oval-cabochons-825620.jpg?v=1699547773"},{"product_id":"clear-quartz-arrowhead-3-4cm","title":"Arrow Quartz Points · 3-4 cm","description":"\u003cp\u003eHyaline quartz arrowheads, 3-4 cm long. Clear crystal selected for its clarity, with a sharp point and characteristic side notches. Each piece is shipped randomly from the lot — silhouette and proportion vary slightly.\u003c\/p\u003e\n\n\u003ch2\u003ePiece information\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eHyaline quartz (rock crystal — transparent variety of quartz)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape\u003c\/th\u003e\n\n\u003ctd\u003eHand-carved arrowhead — point and side notches\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e3-4 cm long; thickness and width vary per piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eFaceted with worked point; some smooth sides\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7 Mohs — resistant to everyday scratches\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eQuantity\u003c\/th\u003e\n\n\u003ctd\u003e1 piece (random selection from the lot)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eWhat mounting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the side notches of the arrow naturally anchor the wire without the need for a bezel. Ideal for a pendant or statement ring.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMacramé\u003c\/strong\u003e — the weight and size (3-4 cm) make the arrow a powerful focal point in macramé necklaces or bracelets.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eTribal \/ ethnic jewelry\u003c\/strong\u003e — combinable with seed beads, leather, or oxidized metal.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eHyaline Quartz\u003c\/h2\u003e\n\u003cp\u003eHyaline quartz (from Greek hyalos, \"glass\") is the perfectly transparent variety of quartz — without metallic impurities that would color it. The best-known deposits are in Brazil, Madagascar, and the Swiss Alps. In lapidary, it is the most used mineral for wire-wrap pieces due to its stable hardness and its ability to reflect the color of the metal that frames it.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I choose the piece I want?\u003c\/h3\u003e\n\u003cp\u003ePieces are shipped randomly from the lot. If you need a specific shape or size, please write to us before purchasing, and we will arrange it.\u003c\/p\u003e\n\u003ch3\u003eAre the points sharp?\u003c\/h3\u003e\n\u003cp\u003eYes. If you prefer a blunter end, fine sandpaper (600+ grit) is sufficient to smooth it.\u003c\/p\u003e\n\u003ch3\u003eDoes the shape vary much between pieces?\u003c\/h3\u003e\n\u003cp\u003eAll have a recognizable arrow silhouette, but the proportion (longer, wider, deeper or shallower notches) varies. It's part of the character of hand carving.\u003c\/p\u003e\n\u003ch3\u003eHow do I know it's genuine quartz and not glass?\u003c\/h3\u003e\n\u003cp\u003eNatural quartz is colder to the initial touch than glass, and when examined with a magnifying glass, natural tubular inclusions appear. Industrial glass is absolutely homogeneous.\u003c\/p\u003e\n\u003ch3\u003eHow do I care for it?\u003c\/h3\u003e\n\u003cp\u003eQuartz (7 Mohs) does not require special care. Clean with a soft cloth. More details on \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003eJewelry Care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/lapidario\"\u003elapidary collection\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/wire-wrap\"\u003ewire wrap\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"1-Piece","offer_id":40333897760811,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"10-Piece","offer_id":40333897793579,"sku":"","price":30.3,"currency_code":"EUR","in_stock":false},{"title":"25-Piece","offer_id":40333897826347,"sku":"","price":60.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/clear-quartz-arrowheads-3-4cm-563051.jpg?v=1699552120"},{"product_id":"jaspe-oceanico-rosa-amarillo-cabujon-lagrima","title":"Pink-Yellow Ocean Jasper Teardrop Cabochon","description":"\u003cp\u003ePink-yellow Ocean Jasper teardrop cabochon from Madagascar, 30×15 mm. Multicolor orbs on a cream background with pink and golden areas. Stock acquired at a lapidary wholesale market.\u003c\/p\u003e\n\n\u003ch2\u003eItem Details\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMineral\u003c\/th\u003e\n\u003ctd\u003eOcean Jasper (orbicular microcrystalline SiO₂)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e30×15 mm nominal (±0.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShape and back\u003c\/th\u003e\n\u003ctd\u003eTeardrop (pear shape), flat back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHardness\u003c\/th\u003e\n\u003ctd\u003e6.5–7 Mohs — suitable for pendants, earrings, and bezel-set rings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eMadagascar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTreatment\u003c\/th\u003e\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eItem type\u003c\/th\u003e\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe pink-yellow palette of ocean jasper comes from the combination of iron oxides (yellow and orange) with orthosilicate inclusions in the microcrystalline quartz matrix. The rounded orbs — the visual signature of ocean jasper — are radial aggregates of quartz that crystallized around a nucleus during volcanic genesis.\u003c\/p\u003e\n\u003cp\u003eThe 30×15 mm teardrop cut is the classic proportion for handmade jewelry pendants: the lower apex directs the eye downwards and the rounded body balances the composition. The orbicular pattern of this piece has orbs between 3 and 8 mm in diameter.\u003c\/p\u003e\n\n\u003ch2\u003eWhat kind of setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBezel setting (925 silver)\u003c\/strong\u003e — the 6.5-7 Mohs hardness withstands bezel crimping without chipping; the teardrop shape requires a continuous curved bezel from the shoulders to the tip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandmade pendants\u003c\/strong\u003e — the teardrop cut has its natural hanging axis at the upper apex; the 30×15 mm size is visible without being excessive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the warm color combination of ocean jasper works well with copper or silver wire.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eOcean jasper in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eMadagascar ocean jasper was commercially identified in the late 1990s on the coastal cliffs of the Ambolobozo province. Its seasonal extraction depended on the tides, earning it the nickname \"ocean stone\". French lapidaries were the first to introduce it to the European semi-precious gem market, immediately recognizing the value of its unique orbicular patterns. In crystal tradition, ocean jasper is associated with joy and the present moment.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine ocean jasper\u003c\/h2\u003e\n\u003cp\u003eAuthentic ocean jasper has rounded orbs with a radial structure visible under magnification; painted imitations have regularly outlined circles with no internal texture. The color varies in smooth gradation between orbs; dyed ones have abrupt color changes. The 6.5-7 Mohs hardness scratches glass effortlessly. Specimens from Madagascar have more varied colors and more complex orbs than those from other localities.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs it natural ocean jasper from Madagascar?\u003c\/h3\u003e\n\u003cp\u003eYes. No detectable treatment. The pink-yellow color comes from natural iron oxides in the matrix. Statement based on lapidary observation; the piece does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eWhat jewelry is this cut best for?\u003c\/h3\u003e\n\u003cp\u003eThe 30×15 mm teardrop cut is ideal for pendants with a moderate presence. It also works for large hook earrings where size is the differentiating element.\u003c\/p\u003e\n\u003ch3\u003eAre the dimensions exact?\u003c\/h3\u003e\n\u003cp\u003e30×15 mm nominal with a tolerance of ±0.5 mm. As a unique piece from lapidary stock, dimensions may vary slightly.\u003c\/p\u003e\n\u003ch3\u003eWhat makes this piece unique?\u003c\/h3\u003e\n\u003cp\u003eThe orb pattern, color distribution, and the exact position of each orb are unrepeatable. No two ocean jaspers have the same pattern.\u003c\/p\u003e\n\u003ch3\u003eHow is it cared for?\u003c\/h3\u003e\n\u003cp\u003eResistant to water and household chemical agents. Clean with warm water and mild soap. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochons collection\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/colgantes\"\u003ehandmade pendants\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"8-32x29x6mm","offer_id":40333898907691,"sku":"","price":18.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250426_144055.jpg?v=1754042112"},{"product_id":"mini-semilunas-de-kunzita-10-12mm","title":"Kunzite Half Moon Mini · 10-12 mm","description":"\u003cp\u003eMini Brazilian kunzite half-moons, 10–12 mm. Soft lilac color with pink flashes depending on the angle of light (pleochroism). Hand-carved half-moon shape — organic outline, not industrially calibrated. No detectable treatment. For artisanal wire wrapping and delicate pendants in series or as a unique piece.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eKunzite (spodumene var. kunzite)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e10–12 mm long · variable thickness (±0.5 mm, free-form)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eOrganic carved half-moon, flat or slightly concave back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003ePolished with a soft luster\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6.5–7 Mohs — perfect cleavage; we recommend a setting that protects the ends\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eBrazil\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo detectable treatment. Declaration based on lapidary observation.\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eType of Piece\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece — unrepeatable shape and proportion\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis Specific Piece\u003c\/h2\u003e\n\u003cp\u003eThe kunzite half-moon combines the lunar shape with the pleochroism of the mineral: when tilting the stone, the color varies from pale lilac to a more intense pink, as if the arc changed facets with the light. At 10–12 mm, the format is perfect for lightweight dangle earrings or as companions to a central stone in a composite pendant.\u003c\/p\u003e\n\u003cp\u003eThe half-moons have an organic outline — the two pointed ends are not always perfectly symmetrical, and the inner arc may have slight variations. This is characteristic of artisanal carving and distinguishes each piece.\u003c\/p\u003e\n\n\u003ch2\u003eWhat Mount It Works For\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap in silver or copper\u003c\/strong\u003e — The wire can follow the outer arc and the two pointed ends, creating a structure that holds without obscuring the shape.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDangle earrings\u003c\/strong\u003e — The 10–12 mm format is lightweight and proportionate for an earring where the half-moon hangs freely.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eComposite pendant\u003c\/strong\u003e — Two opposing half-moons can be framed around a larger central stone.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eKunzite in Lapidary Tradition\u003c\/h2\u003e\n\u003cp\u003eIdentified in 1902 by gemologist George Frederick Kunz, kunzite is a variety of spodumene characterized by its lilac-pink color and pleochroism. It is mainly mined in Brazil and Afghanistan. In crystal tradition, it is associated with tenderness and emotional openness — a stone frequently given as a symbol of affection.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to Recognize Genuine Kunzite\u003c\/h2\u003e\n\u003cp\u003eKunzite shows visible pleochroism when rotating the stone under light. It has perfect cleavage in two directions. The color is natural lilac-pink, variable depending on the axis, not uniform. Rose quartz or pink glass do not show pleochroism or cleavage.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I use the half-moons for silver earrings?\u003c\/h3\u003e\n\u003cp\u003eYes. They are lightweight and have the appropriate weight for dangle earrings. We recommend a setting that supports the upper arc and protects the pointed ends.\u003c\/p\u003e\n\u003ch3\u003eIs the color stable in light?\u003c\/h3\u003e\n\u003cp\u003eKunzite can fade in color with prolonged exposure to direct and intense sunlight. For everyday jewelry use, the risk is minimal; avoid leaving it in the sun outside of the jewel for hours.\u003c\/p\u003e\n\u003ch3\u003eAre the half-moons exactly the same?\u003c\/h3\u003e\n\u003cp\u003eNo. Each half-moon is free-form with a unique organic outline. The photographs show the range of variation in the lot.\u003c\/p\u003e\n\u003ch3\u003eAre the dimensions exact?\u003c\/h3\u003e\n\u003cp\u003eThey have a tolerance of ±0.5 mm as they are hand-carved free-form pieces.\u003c\/p\u003e\n\u003ch3\u003eHow do I care for kunzite?\u003c\/h3\u003e\n\u003cp\u003eAvoid prolonged exposure to direct sunlight. Clean with a soft, damp cloth. See \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee more cabochons: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochon collection\u003c\/a\u003e. Explore minerals: \u003ca href=\"\/en\/collections\/todas-las-piedras\"\u003eall stones\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"1x Piece","offer_id":40333899464747,"sku":"","price":5.0,"currency_code":"EUR","in_stock":true},{"title":"5x Pieces","offer_id":40333899497515,"sku":"","price":22.5,"currency_code":"EUR","in_stock":true},{"title":"10x Pieces","offer_id":40333899530283,"sku":"","price":5.25,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/mini-kunzite-crescent-moon-cabochons-10-12mm-345964.jpg?v=1699550078"},{"product_id":"turmalina-negra-rodados-grandes","title":"Large Tumbled Black Tourmaline","description":"\u003cp\u003eLarge tumbled black tourmaline (schorl variety) from Brazil. Size between 40 and 58 mm, weight between 44 and 74 grams: volumetric format for hand stones, large pocket stones, or as a central piece in large format macramé.\u003c\/p\u003e\n\n\u003ch2\u003eMaterial Data Sheet\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eBlack Tourmaline (Schorl) — borosilicate from the tourmaline group\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eColor\u003c\/th\u003e\n\n\u003ctd\u003eOpaque intense black with vitreous luster on polished surfaces\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eSize\u003c\/th\u003e\n\n\u003ctd\u003e40-58 mm diameter; 44-74 g weight per piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape\u003c\/th\u003e\n\n\u003ctd\u003eTumbled; \"river pebble\" finish with no sharp edges\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eSmooth polished, characteristic of tumbled stones\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7-7.5 Mohs — very scratch resistant; the tumbled format neutralizes the fragility of raw crystal\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eBrazil (Minas Gerais)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated. The black color comes from the native iron and manganese in the mineral (schorl)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique shape for each tumbled stone; intuitive selection within the size range\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eWhy the Tumbled Format\u003c\/h2\u003e\n\u003cp\u003eRaw tourmaline crystal presents in prisms with marked cleavage planes; although hardness is high, points are prone to breaking with regular handling. The tumbled finish eliminates these fragile points, leaving a continuous surface resistant to daily use — the most practical version to carry by hand or as a large format centerpiece.\u003c\/p\u003e\n\n\u003ch2\u003eWhat This Format is Good For\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLarge Format Macramé\u003c\/strong\u003e — the 44-74 g weight is ideal for statement pendants with thick waxed thread; the ergonomic shape can be tied directly without a cap.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire Wrap\u003c\/strong\u003e — high hardness allows for thick gauges (1-1.5 mm) without marring the polished surface.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePocket Stone \/ Hand Stone\u003c\/strong\u003e — the 40-58 mm size fits in the palm like a worry stone; associated with protection and grounding.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDecorative Compositions and Altars\u003c\/strong\u003e — the visual mass and intense black create a striking focal point against light surfaces.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eBlack Tourmaline in Tradition\u003c\/h2\u003e\n\u003cp\u003eTourmalines are piezoelectric and pyroelectric: when rubbed or heated, they generate a weak electrical charge. 18th-century Dutch sailors used it to clean ash from pipes, taking advantage of this electrical property (\"aschentrekker,\" ash-puller). In crystal tradition, it is associated with personal protection and grounding.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhy the tumbled format and not raw crystal?\u003c\/h3\u003e\n\u003cp\u003eTumbling neutralizes the fragile points of the prism and leaves a continuous, resistant surface for carrying in a pocket or as a hand stone.\u003c\/p\u003e\n\u003ch3\u003eHow much does each tumbled stone weigh?\u003c\/h3\u003e\n\u003cp\u003eBetween 44 and 74 grams depending on size. The weight is notable due to tourmaline's high density (3.0-3.2 g\/cm³).\u003c\/p\u003e\n\u003ch3\u003eIs it really piezoelectric?\u003c\/h3\u003e\n\u003cp\u003eYes, all tourmalines are piezoelectric and pyroelectric — they generate a weak charge with mechanical pressure or temperature changes, measurable with instruments.\u003c\/p\u003e\n\u003ch3\u003eHow do you care for it?\u003c\/h3\u003e\n\u003cp\u003eClean with a soft, slightly damp cloth. Scratch-resistant in normal use; avoid sudden impacts on the edges. More in \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eMore about black tourmaline: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/turmalina-negra\"\u003eproperties, meaning, and uses\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/rodados\"\u003eall tumbled stones\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/piedrasdemeditacion\"\u003emeditation stones\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"Large-40-58mm","offer_id":40333899595819,"sku":"","price":6.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/large-black-tourmaline-tumbles-737687.jpg?v=1699550603"},{"product_id":"amatistas-facetadas-en-forma-de-corazon","title":"Faceted Amethyst Heart · 6 mm","description":"\u003cp\u003eHeart-shaped faceted amethyst, 6 mm. Purple quartz with medium-high color intensity, no heat treatment. Selected for earrings, rings, and pendants in 925 silver.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eAmethyst (quartz, purple variety)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e6×6 mm approx. (heart height × width)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and cut\u003c\/th\u003e\n\n\u003ctd\u003eFaceted heart, full crown and pavilion\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eBrilliant polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7 Mohs — suitable for rings, earrings, and pendants; resistant to daily wear\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial selected in gemological wholesale market (Brazil, frequent origin)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo treatment. The purple color is a product of natural iron irradiation during crystal formation.\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem type\u003c\/th\u003e\n\n\u003ctd\u003eCalibrated 6 mm size — available in quantity (select units)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe amethyst in this lot presents a medium-high saturation purple, homogeneous across the crown. The heart cut multiplies the internal brilliance in the central area of the piece, while the two upper lobes create a V-shaped flash when viewed from above — a characteristic optical effect of well-executed heart-cut quartz gems.\u003c\/p\u003e\u003ch2\u003eWhy amethyst is purple\u003c\/h2\u003e\n\u003cp\u003ePure quartz is colorless. Amethyst owes its purple color to the presence of trace amounts of iron (Fe³⁺) in the crystal lattice, which selectively absorb yellow-green wavelengths and allow purple-violet to pass through. The color forms during crystal growth under conditions of natural irradiation (gamma rays from radioactive elements in the host rock). This is why it is stable in everyday use but can fade with prolonged and intense sun exposure; jewelry-grade amethyst should not be continuously exposed to direct UV for months.\u003c\/p\u003e\n\n\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e925 silver stud setting (stud earring)\u003c\/strong\u003e — the 6 mm heart shape is one of the most popular for stud earrings, providing an elegant and versatile option for daily wear.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSolitaire ring with prong setting\u003c\/strong\u003e — at 6 mm, a heart solitaire ring is a delicate and romantic piece, ideal for those who appreciate classic jewelry with a special touch.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCharm pendant\u003c\/strong\u003e — set with a bail, the 6 mm heart amethyst makes a charming and meaningful pendant, perfect for personalized necklaces or bracelets.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — possible with very fine wire; the heart silhouette is particularly suitable for intricate and artistic wire-wrapped designs, showcasing its unique shape.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eAmethyst in jewelry tradition\u003c\/h2\u003e\n\u003cp\u003eAmethyst is one of the quartz gems with the longest jewelry history. In ancient Greece and Rome, an amethyst cup or a ring with this stone was considered protection against intoxication (the name comes from the Greek \u003cem\u003eamethystos\u003c\/em\u003e, \"not drunk\"). The Catholic Church adopted it as an episcopal symbol: the bishop's ring has often been amethyst since the Middle Ages. In Victorian jewelry, it was the preferred gem for \"half-mourning,\" when pure black gave way to violet tones. In crystal tradition, amethyst is associated with wisdom, calm, and clear thinking — the stone for balancing emotion and reason.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine amethyst\u003c\/h2\u003e\n\u003cp\u003eGenuine amethyst has a hardness of 7 Mohs: it cannot be scratched by a steel knife. Purple glass or purple cubic zirconia are frequent substitutes; glass is soft (5.5 Mohs) and completely homogeneous under magnification, while amethyst can show growth veils or small inclusions. The color of genuine amethyst can vary in areas of the crystal (color zoning), something that dyed glass does not exhibit. Amethyst is also birefringent (RI 1.54–1.55), which can be checked with a refractometer.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs it genuine amethyst quartz?\u003c\/h3\u003e\n\u003cp\u003eYes. It is genuine quartz with natural purple color, without heat treatment. Its hardness of 7 Mohs distinguishes it from imitation purple glass.\u003c\/p\u003e\n\u003ch3\u003eDoes it have any treatment that affects the color?\u003c\/h3\u003e\n\u003cp\u003eNo. The purple color of amethyst is completely natural, a result of the presence of iron in the crystal lattice. It does not require heat treatment (unlike citrine).\u003c\/p\u003e\n\u003ch3\u003eAre all 6 mm pieces identical and suitable for paired earrings?\u003c\/h3\u003e\n\u003cp\u003eThe units are selected for the same calibrated size (6 mm) and are practically interchangeable for mounting in earring pairs.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"Default Title","offer_id":40333900054571,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/1x-faceted-amethyst-heart-shape-crystal-602074.jpg?v=1699553782"},{"product_id":"cuentas-cuadradas-de-citrino","title":"Square Citrine Beads","description":"\u003cp\u003eStrand of genuine citrine square beads, 42 cm length, beads approx. 1 mm with 0.4 mm hole. The square cut exposes four flat faces that refract light differently from conventional cabochons, creating a golden mosaic effect in the finished piece. For micro-jewelry, metal embroidery, and fine wire creations.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eGenuine Citrine (quartz, variety)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFormat\u003c\/th\u003e\n\n\u003ctd\u003eSquare beads on strand, 42 cm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eBead Size\u003c\/th\u003e\n\n\u003ctd\u003eApprox. 1 mm per bead\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHole\u003c\/th\u003e\n\n\u003ctd\u003eApprox. 0.4 mm — compatible with ultra-fine wire\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003ePolished square faceted\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eColor\u003c\/th\u003e\n\n\u003ctd\u003eGolden yellow to pale amber (natural variation)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7 Mohs — suitable for setting and jewelry\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis Specific Piece\u003c\/h2\u003e\n\u003cp\u003eGenuine citrine with yellow-amber tones has the characteristic transparency of quartz, which in square beads translates into a slight lateral refraction visible even in 1 mm pieces. Unlike heat-treated citrine (artificial intense orange color), this material shows hues ranging from pale lemon to medium amber, with natural variations along the strand.\u003c\/p\u003e\n\u003cp\u003eThe 42 cm format is ideal for designers working with repetitive sets: it can be cut into segments, used whole for a necklace, or integrated into metal embroidery techniques with twist wire.\u003c\/p\u003e\n\n\u003ch2\u003eSuitable Uses\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMicro-jewelry and Metal Embroidery\u003c\/strong\u003e — The 0.4 mm hole allows for ultra-fine wire (0.2-0.3 mm). Suitable for traditional artisanal jewelry embroidery.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eComplete Necklace or Bracelet\u003c\/strong\u003e — The 42 cm strand is enough for a short necklace or a double bracelet without splices.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDelicate Wire Wrap\u003c\/strong\u003e — 1 mm square beads integrate as spacers or accents in fine silver wire wrap pieces.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eCitrine in Lapidary Tradition\u003c\/h2\u003e\n\u003cp\u003eGenuine citrine is rarer than it seems: most commercial \"citrine\" is heat-treated amethyst or smoky quartz. Natural citrine owes its color to traces of iron in the quartz crystal lattice; it was called \"merchant's topaz\" in the 19th century due to its resemblance to golden topaz. In crystal tradition, citrine is associated with abundance, solar energy, and positive thinking.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs it genuine citrine or heat-treated?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. The natural golden-yellow color does not reach the intense orange tones of heat-treated citrine. The statement is based on lapidary observation; it does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eWhat length of strand will I receive?\u003c\/h3\u003e\n\u003cp\u003eOne 42 cm strand of approx. 1 mm square citrine beads. The exact number of beads varies depending on spacing and batch.\u003c\/p\u003e\n\u003ch3\u003eIs it compatible with embroidery techniques?\u003c\/h3\u003e\n\u003cp\u003eYes — the 0.4 mm hole is compatible with fine jewelry embroidery needles and ultra-fine twist wire for metal embroidery.\u003c\/p\u003e\n\u003ch3\u003eHow to differentiate natural from treated citrine?\u003c\/h3\u003e\n\u003cp\u003eNatural citrine has lemon-yellow to soft amber tones. Heat-treated citrine has a very uniform intense orange. Under magnification, natural may show small inclusions; treated is usually visually cleaner.\u003c\/p\u003e\n\u003ch3\u003eHow to care for it?\u003c\/h3\u003e\n\u003cp\u003eAvoid ultrasonics and steam with strung beads (the string may weaken). Clean with a dry cloth. See \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ecare guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochons for jewelry\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"Default Title","offer_id":40333900218411,"sku":"","price":14.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/square-citrine-beads-550194.jpg?v=1699547426"},{"product_id":"turmalina-negra-rodados-grandes-xl","title":"Black Tourmaline Tumbled Stones Large XL","description":"\u003cp\u003eXL tumbled black tourmaline (Schorl) in XL format, 64-99 mm, available in 5 pieces with individual measurements: A (99×52×43 mm), B (81×58×29 mm), C (80×50×53 mm), D (64×56×30 mm) and E (80×73×38 mm). Complex borosilicate polished in a lapidary tumbler, from Brazil.\u003c\/p\u003e\n\n\u003ch2\u003ePiece details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eBlack Tourmaline — Schorl (NaFe₃Al₆(BO₃)₃Si₆O₁₈(OH)₄)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eA: 99×52×43 mm · B: 81×58×29 mm · C: 80×50×53 mm · D: 64×56×30 mm · E: 80×73×38 mm · ±0.5 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eXL tumbled, freeform, irregular convex back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eTumbled polished (satin with matte areas characteristic of the mineral)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7-7.5 Mohs — very wear-resistant; suitable for intensive use\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eBrazil\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece type\u003c\/th\u003e\n\n\u003ctd\u003e5 options with individual measurements (select when ordering)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThese specific pieces\u003c\/h2\u003e\n\u003cp\u003eXL black tourmaline has a presence that standard tumbled stones cannot match: the mass is sufficient to feel the weight in the hand (the larger pieces exceed 200 g), and the polished surface reveals a black that is not entirely homogeneous —the prismatic structure of Schorl leaves some areas with a livelier shine and others with a more matte finish, depending on the orientation of the prisms with respect to the polished surface.\u003c\/p\u003e\n\u003cp\u003eThe five sizes correspond to five individual polished crystals, not a statistical range: the exact measurements indicated are those of the specific piece available in each variant.\u003c\/p\u003e\n\n\u003ch2\u003eHow black tourmaline is formed\u003c\/h2\u003e\n\u003cp\u003eSchorl is the most common variety of the tourmaline family and the most abundant tourmaline group mineral in the Earth's crust. It forms in granitic pegmatites —masses of very coarse-grained igneous rock that crystallize slowly at great depth— where slow cooling allows for the growth of large crystals.\u003c\/p\u003e\n\n\u003ch2\u003eUses of XL black tourmaline tumbled stones\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCollection and decoration\u003c\/strong\u003e — the jumbo size makes them display pieces with their own identity. The intense black creates an effective contrast with white or translucent minerals.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWorking palmstone\u003c\/strong\u003e — the weight and polished surface make these tumbled stones a high-quality tactile object; their mass allows them to gradually absorb heat from the hand.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWorkshop reference\u003c\/strong\u003e — crystals of this magnitude are useful for studying the prismatic structure of tourmaline before planning cuts or carvings in smaller material.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eBlack tourmaline in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eSchorl is the most abundant tourmaline and historically has had less gemological value due to its opaque color, in contrast to green tourmaline (verdelite) or bicolor (watermelon).\u003c\/p\u003e\n\u003cp\u003eIn crystal tradition, black tourmaline is one of the minerals most associated with protection and grounding. It is considered a stone of boundaries and a protective field, used in geobiology practices by placing pieces in the corners of rooms.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine black tourmaline\u003c\/h2\u003e\n\u003cp\u003eGenuine black tourmaline has a visible prismatic structure inside under glancing light: small striations parallel to the original crystal axis that polishing smooths but does not completely eliminate. The black is not perfectly uniform throughout the piece —areas with higher iron density are darker.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eAre the indicated measurements exact for each variant?\u003c\/h3\u003e\u003cp\u003eYes. The measurements for each variant (A, B, C, D, E) correspond to the actual dimensions of that specific piece measured in the workshop. They are not ranges but individual measurements, with a tolerance of ±0.5 mm due to the nature of the manual measurement process.\u003c\/p\u003e\n\u003ch3\u003eHow much does each piece weigh?\u003c\/h3\u003e\u003cp\u003eThe weight varies between approx. 100 g (variant D) and more than 250 g (variant A) depending on the volume. If you need the exact weight, please contact us before placing your order.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for meditation palmstone?\u003c\/h3\u003e\u003cp\u003eYes. The size and weight of these pieces make them especially suitable for this use. The tumbled polished surface is smooth and the mineral gradually warms with the heat of the hand.\u003c\/p\u003e\n\n\u003cp\u003eMore about tourmaline: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/turmalina-negra\"\u003eproperties, meaning and uses\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/rodados\"\u003etumbled stones\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/cabujones\"\u003elapidary cabochons\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"A- 99x52x43mm","offer_id":40333900283947,"sku":"","price":36.7,"currency_code":"EUR","in_stock":false},{"title":"H- 81x58x29mm","offer_id":40333900316715,"sku":"","price":20.7,"currency_code":"EUR","in_stock":true},{"title":"C- 80x50x53mm","offer_id":40333900349483,"sku":"","price":30.5,"currency_code":"EUR","in_stock":true},{"title":"D- 64x56x30mm","offer_id":40333900382251,"sku":"","price":17.0,"currency_code":"EUR","in_stock":true},{"title":"E- 80x73x38mm","offer_id":40333900415019,"sku":"","price":35.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/large-black-tourmaline-tumbled-xl-157741.jpg?v=1699550637"},{"product_id":"malaquita-cabujones-triangulares","title":"Malachite Triangular Cabochons","description":"\u003cp\u003eTwo triangular malachite cabochons with concentric green banding. The triangular geometry is unusual for malachite and offers a graphic and contemporary character. Polished flat back.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eMalachite (hydrated copper carbonate)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eM1: 19×16×5 mm · M4: 20×10×4 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eTriangular, polished flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e3.5–4 Mohs — we recommend closed bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece per variant\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eVariant M1 (19×16 mm) is a broad, almost equilateral triangle, with a good surface to display the banding in all three areas of the face. Variant M4 (20×10 mm) is more elongated — a narrow isosceles triangle, with a pointier appearance.\u003c\/p\u003e\n\u003cp\u003eIn both pieces, the banding follows the triangular outline: the concentric layers echo the silhouette, naturally reinforcing the geometry. This effect is visual and is due to how malachite grows in layers around a core.\u003c\/p\u003e\n\n\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eTriangular bezel setting (925 silver)\u003c\/strong\u003e — the custom-built bezel follows the triangular perimeter; angles can be resolved with rounded or sharp corners depending on the design.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eGeometric statement ring\u003c\/strong\u003e — variant M1 (19×16 mm) is appropriately sized for a contemporary design ring with a flat face.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eGraphic shape pendant\u003c\/strong\u003e — variant M4 (20×10 mm) hangs with the apex downwards for a downward arrow effect.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eGeometric wire wrap\u003c\/strong\u003e — the three sides of the triangle allow for a wire composition with clear structure and defined angles.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eMalachite in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eMalachite has been carved as a gem and pigment since ancient Egypt: ground, it produced the green of kohl and decorated funerary pectorals. In the 19th century, the Russian imperial court decorated entire columns of the Winter Palace with solid malachite. Its concentric banding forms when copper carbonate precipitates in successive layers within rock cavities; each band records a variation in fluid concentration, and no pattern is exactly repeated.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine malachite\u003c\/h2\u003e\n\u003cp\u003eAuthentic malachite has concentric banding with layers of varying thickness — never uniform mechanical repetition. It is completely opaque and matte when unpolished; after polishing, it develops a characteristic resinous luster. The most frequent imitation is pressed or synthetic malachite, whose pattern is artificially regular.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs this malachite treated?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. The green color and banding are a result of the mineral's chemistry (hydrated copper carbonate). No formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eWhat setting do you recommend?\u003c\/h3\u003e\n\u003cp\u003eClosed bezel setting in 925 silver. Malachite has a Mohs hardness of 3.5–4 — the bezel protects the soft perimeter and distributes impacts. For a ring, a high-box design. For a pendant, a simple bezel exposes the banding in its entirety.\u003c\/p\u003e\n\u003ch3\u003eHow much dimensional variation is there?\u003c\/h3\u003e\u003c!--nl\"\u003e\u003cp\u003eThe published dimensions are the direct measurement of each piece. As they are free-form cabochons, there may be ±0.5 mm in any dimension. Select the numbered variant that best fits your setting.\u003c\/p\u003e\n\u003ch3\u003eWhat care does malachite need?\u003c\/h3\u003e\n\u003cp\u003eAvoid prolonged contact with water, sweat, acids (perfumes, citrus), and abrasives — they attack the carbonate and dull the polish. Clean with a soft, dry cloth. More information in \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eAre the triangles geometrically exact (60° angles)?\u003c\/h3\u003e\n\u003cp\u003eNo. They are free-form triangular silhouettes, without the exact angles of a regular triangle. The outline follows the natural shape of the fragment within a recognizable triangular silhouette. The jeweler constructs the bezel adapted to the actual piece, not a standard template.\u003c\/p\u003e\n\n\u003cp\u003eMore about this stone: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/malaquita\"\u003emalachite properties, meaning, and uses\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/cabujones\"\u003eall cabochons\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/silversmithing\"\u003esilversmithing materials\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"M1-19x16x5mm","offer_id":40333900677163,"sku":"","price":4.75,"currency_code":"EUR","in_stock":true},{"title":"M4-20x10x4mm","offer_id":40333900775467,"sku":"","price":4.75,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250426_164014_dae4977f-0098-43f2-89e8-ee574147e874.jpg?v=1755520743"},{"product_id":"serpentina-cabujones-redondos-grandes","title":"Large Round Serpentine Cabochons","description":"\u003cp\u003eLarge round green serpentine cabochon, Ø28–38 mm. Mirror polished convex face, flat back. The XL circular format highlights the fibrous veining pattern in all its breadth — ideal for statement pendants and centerpiece settings. Hardness 3–4 Mohs: we recommend pendants and non-contact pieces.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eSerpentine (magnesium phyllosilicate, serpentine group)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eØ28–38 × 5–7 mm depending on variant (±0.5 mm)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eCircular freeform, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polished\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e3–4 Mohs — we recommend pendants and protected pieces; not suitable for daily wear rings\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired in lapidary wholesale market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo treatment\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eAvailable in 6 diameter variants\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis Specific Piece\u003c\/h2\u003e\n\u003cp\u003eThe Ø28–38 mm range places these pieces among the most prominent cabochons in the serpentine catalog. At the larger diameter (38 mm), they enter the scale of an artistic piece: enough prominence to become the focal point of an elaborate necklace. The vascular structure of the mineral creates patterns that sometimes appear concentric or spiral when cut circularly — a different visual dynamic than oval cuts.\u003c\/p\u003e\n\n\u003ch2\u003eHow Serpentine is Formed\u003c\/h2\u003e\n\u003cp\u003eSerpentine results from the serpentinization of ultramafic rocks (peridotite, dunite) through reaction with water at 300–500 °C. The original olivine and pyroxene transform into phyllosilicates of the serpentine group. The green colors come from traces of iron, chromium, or nickel. The veining reflects the mineral fibers and areas of different composition within the serpentinized rock.\u003c\/p\u003e\n\n\u003ch2\u003eWhat Mounting It Works For\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLarge format pendants with bezel in 925 silver or copper\u003c\/strong\u003e — the Ø28–38 mm diameter requires a custom-made bezel; its presence justifies an elaborate mounting.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCollection or decorative pieces\u003c\/strong\u003e — larger formats (Ø35–38 mm) can be mounted as display cabochons.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLong-length wire wrap\u003c\/strong\u003e — the circular perimeter offers space for complex wire weaves around the edge.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTechnical note:\u003c\/em\u003e At 3–4 Mohs, serpentine is not suitable for daily wear rings; reserve for pendants, earrings, or display mounts.\u003c\/p\u003e\n\n\u003ch2\u003eSerpentine in History\u003c\/h2\u003e\n\u003cp\u003eDark green serpentine was carved in ancient Egypt for amulets and seals. In imperial China, \"serpentine jade\" was a legitimate lapidary material with its own value. In Roman and medieval architecture, it was used in floors and columns, especially in the Mediterranean. In crystal traditions, it is associated with grounding and the calmness of rootedness.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to Recognize Genuine Serpentine\u003c\/h2\u003e\n\u003cp\u003eAt 3–4 Mohs, a knife leaves a visible scratch on the unpolished base. Nephrite, with which it is confused, has a hardness of 6 and is denser (~3.0 vs ~2.6 g\/cm³); it feels heavier and colder to the touch. The veining pattern of serpentine is generally more irregular than that of nephrite jade.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs it natural untreated serpentine?\u003c\/h3\u003e\n\u003cp\u003eYes. No detectable treatment. Statement based on lapidary observation; does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eCan it be used for rings?\u003c\/h3\u003e\n\u003cp\u003eNot recommended for daily wear. At 3–4 Mohs, it scratches with everyday objects. Reserve for pendants, earrings, or display mounts.\u003c\/p\u003e\n\u003ch3\u003eWhat setting is it designed for?\u003c\/h3\u003e\n\u003cp\u003eWe recommend a custom-made closed bezel. Prong or claw settings expose the mineral to bumps and chipping.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between variants?\u003c\/h3\u003e\n\u003cp\u003eEach variant indicates the exact diameter and depth. The veining pattern varies; all share the green color of serpentine.\u003c\/p\u003e\n\u003ch3\u003eAre the measurements exact?\u003c\/h3\u003e\n\u003cp\u003eTolerance ±0.5 mm. Freeform circular pieces, no industrial calibration.\u003c\/p\u003e\n\u003ch3\u003eHow to care for it?\u003c\/h3\u003e\n\u003cp\u003eWarm water and neutral soap, dry immediately with a soft cloth. Avoid ultrasonics, steam, and acids; avoid abrasive surfaces. More on \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eView collection: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochons for jewelry\u003c\/a\u003e. See also \u003ca href=\"\/en\/collections\/lapidario\"\u003elapidary selection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"1-dia. 29x6mm","offer_id":40333900873771,"sku":"","price":15.0,"currency_code":"EUR","in_stock":true},{"title":"2-diam28x7mm","offer_id":40333900906539,"sku":"","price":15.0,"currency_code":"EUR","in_stock":false},{"title":"3-diam29x5mm","offer_id":40333900939307,"sku":"","price":15.0,"currency_code":"EUR","in_stock":true},{"title":"4-diameter31x6mm","offer_id":40333900972075,"sku":"","price":15.0,"currency_code":"EUR","in_stock":true},{"title":"5-diam38x6mm","offer_id":40333901004843,"sku":"","price":17.5,"currency_code":"EUR","in_stock":true},{"title":"6-dia37x5mm","offer_id":40333901037611,"sku":"","price":17.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/large-round-serpentine-cabochons-105226.jpg?v=1699550455"},{"product_id":"lote-espinas-nacar-naranja","title":"Orange Mother-of-Pearl Spikes · Lot of 11","description":"\u003cp\u003eOrange dyed natural mother-of-pearl spines — lot of 11 pieces. Elongated fang-like silhouette (~30×19 mm), 1 mm drilled hole. The orange color is obtained by synthetic dye applied to natural mother-of-pearl — a standard process in shell jewelry.\u003c\/p\u003e\n\n\u003ch2\u003eLot details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMaterial\u003c\/th\u003e\n\n\u003ctd\u003eNatural mother-of-pearl (bivalve mollusk shell), dyed with synthetic colorant\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eColor\u003c\/th\u003e\n\n\u003ctd\u003eIntense orange — applied color, not natural to mother-of-pearl\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape\u003c\/th\u003e\n\n\u003ctd\u003eSpine \/ fang — narrow, elongated \"dagger\" silhouette\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eApprox. dimensions\u003c\/th\u003e\n\n\u003ctd\u003e30×19 mm (varies ±2-3 mm between pieces)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHole\u003c\/th\u003e\n\n\u003ctd\u003e1 mm — for thread, fine wire, or cord\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eDyed with synthetic colorant (standard process in mother-of-pearl jewelry)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eQuantity\u003c\/th\u003e\n\n\u003ctd\u003eLot of 11 pieces\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eWhat projects it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMacrame\u003c\/strong\u003e — spines add visual dynamism to necklaces and earrings, especially in boho and ethnic designs.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eTribal \/ ethnic jewelry\u003c\/strong\u003e — combine with seed beads, wood, and bone for native or African-inspired creations.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDIY jewelry\u003c\/strong\u003e — 1 mm hole compatible with 0.8-1 mm nylon thread, fine jewelry wire, or rattail cord.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout mother-of-pearl\u003c\/h2\u003e\n\u003cp\u003eMother-of-pearl is the iridescent inner layer secreted by bivalve mollusks — oysters, mussels, and abalones — to coat their shell. This microscopic layered structure of aragonite produces the material's characteristic iridescence. In its natural state, it has a beige-white or creamy color. The orange color of these pieces is obtained through synthetic dye: the material is natural, the color is not. We always declare applied treatments.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs the dye durable?\u003c\/h3\u003e\n\u003cp\u003eStable under normal use. It may fade slightly with prolonged exposure to sun or water. Store in a dry place away from direct light.\u003c\/p\u003e\n\u003ch3\u003eAre they all the same size?\u003c\/h3\u003e\n\u003cp\u003eApproximately 30×19 mm with natural variation of ±2-3 mm between pieces. The spine silhouette is consistent across all.\u003c\/p\u003e\n\u003ch3\u003eDoes the hole support jewelry wire?\u003c\/h3\u003e\n\u003cp\u003eYes. The 1 mm hole accepts 0.6-0.8 mm wire. For 1 mm wire, it may require slight enlargement with a 1.2 mm drill bit.\u003c\/p\u003e\n\u003ch3\u003eHow many pieces will I receive?\u003c\/h3\u003e\n\u003cp\u003e11 orange mother-of-pearl spines per order.\u003c\/p\u003e\n\u003ch3\u003eHow do I care for them?\u003c\/h3\u003e\n\u003cp\u003eAvoid prolonged contact with water and direct sun. Clean with a soft, dry cloth. See \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003eCare for your jewelry\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/lotes-de-piedras\"\u003estone lots\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/todas-las-piedras\"\u003eall stones\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"10x pcs","offer_id":40333901070379,"sku":"","price":2.75,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/11x-shell-spikes-orange-dyed-mother-of-pearl-shell-460038.jpg?v=1699554059"},{"product_id":"cuarzo-rosa-en-forma-de-corazon","title":"Rose Quartz Heart Shape","description":"\u003cp\u003eRose quartz cabochon carved in a heart shape, approx. 30 mm. Pale pink with characteristic diffuse translucence. Stock acquired from a wholesale lapidary market.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eRose quartz (SiO₂, pink variety)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eApprox. 30 mm on the major axis (±0.5 mm)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eHeart, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7 Mohs — suitable for pendants and earrings; we recommend closed bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eBrazil\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe heart cut is the most sought after in rose quartz for obvious reasons — the direct correlation between the shape and the symbolic association of the mineral. The lapidary challenge of this cut lies in the two symmetrical upper curves and the lower point: keeping them clean in a translucent mineral requires wet polishing with several passes.\u003c\/p\u003e\n\u003cp\u003eAt 30 mm, this heart is the ideal format for a central pendant that is not excessive: visible and identifiable, but proportionate to the neck. The flat back facilitates both closed bezel setting and wire wrapping.\u003c\/p\u003e\n\n\u003ch2\u003eWhat settings it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendant with heart bezel (925 silver)\u003c\/strong\u003e — requires a custom-shaped bezel that follows the curves of the heart; the result is a handcrafted piece of jewelry with no industrial replica possible.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendant in a silver frame\u003c\/strong\u003e — a frame mount that outlines the heart's profile is the second most common option in jewelry making for this shape.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the flat back and curved outline facilitate a clean wrap that preserves the heart's silhouette.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eRose quartz in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eRose quartz was carved as an ornamental stone since ancient Egypt and Mesopotamia. Romans used it in wax seals and necklaces in the 1st and 2nd centuries AD. The heart shape as a lapidary element gained prominence in 14th-century European jewelry with the first documented engagement rings. In crystal tradition, rose quartz is associated with unconditional love, compassion, and self-esteem.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine rose quartz\u003c\/h2\u003e\n\u003cp\u003eNatural rose quartz has diffuse and homogeneous translucency, with no completely transparent areas. Under magnification, it may show healed microfractures and rutile inclusions. Pink glass has internal spherical bubbles; natural quartz does not. A hardness of 7 Mohs easily scratches glass (5.5). Rose quartz from Brazil is more translucent and has a softer color than that from Mozambique or Madagascar.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs it natural rose quartz from Brazil?\u003c\/h3\u003e\u003cp\u003eYes. No detectable treatment. The pink color is structural, not added pigment. Statement based on lapidary observation; the piece does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eWhat setting do you recommend for a heart?\u003c\/h3\u003e\u003cp\u003eCustom bezel that follows the curves of the heart, or wire wrap with fine 22-20 AWG wire. The heart shape does not have standard pre-made settings — it is a custom piece of jewelry.\u003c\/p\u003e\n\u003ch3\u003eAre the dimensions exact?\u003c\/h3\u003e\u003cp\u003eApprox. 30 mm on the major axis. Due to being uncalibrated industrial lapidary stock, tolerance ±0.5 mm.\u003c\/p\u003e\n\u003ch3\u003eCan I use it as a directly drilled pendant?\u003c\/h3\u003e\u003cp\u003eRose quartz has a hardness of 7 Mohs — resistant to drilling with a diamond drill. If drilled, the most common point is the central upper vertex, where the curvature of the heart creates a natural space for an eyelet.\u003c\/p\u003e\n\u003ch3\u003eHow is it cared for?\u003c\/h3\u003e\u003cp\u003eAvoid prolonged exposure to direct sunlight, which can fade the pink color. Store in an opaque case. Clean with warm water and neutral soap. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochon collection\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/colgantes\"\u003ehandmade pendants\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"1-63x53x18mm-76g","offer_id":40333901398059,"sku":"","price":24.2,"currency_code":"EUR","in_stock":false},{"title":"2-66x56x20mm-93g","offer_id":40333901430827,"sku":"","price":29.5,"currency_code":"EUR","in_stock":true},{"title":"3-63x56x19mm-84g","offer_id":40333901463595,"sku":"","price":26.5,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/large-rose-quartz-puffy-heart-crystals-60mm-855376.jpg?v=1699550477"},{"product_id":"malaquita-cabujones-forma-variada-nr-13","title":"Malachite Cabochons Assorted Shapes No. 13","description":"\u003cp\u003eSix free-form malachite cabochons: the widest variety of silhouettes in the malachite catalog. Dimensions between 15 and 21 mm in length, with notable differences in thickness (2–5 mm) between pieces. Flat polished back.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eMalachite (hydrated copper carbonate)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eV1: 20×10×4 mm · V2: 20×10×2 mm · V3: 16×11×5 mm · V4: 17×15×5 mm · V5: 15×13×4 mm · V6: 21×13×2 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eFree-form, flat polished back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e3.5–4 Mohs — we recommend a closed bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired at a wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece per variant (lot nr.13)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eLot nr.13 stands out for its variety of thicknesses: variants 2 and 6 are only 2 mm high — flat pieces, harder to set in a high bezel but ideal for sheet-type mounts or flat wire wrap. Variants 3 and 4 (5 mm high) are the most voluminous in the lot.\u003c\/p\u003e\n\u003cp\u003eAll show concentric banding of at least three distinguishable layers. Variant 4 (17×15 mm, almost circular) has the most centered pattern; variants 1 and 6 have more elongated silhouettes.\u003c\/p\u003e\n\n\u003ch2\u003eWhat mounting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eClosed bezel setting (925 silver)\u003c\/strong\u003e — essential to protect the 3.5–4 Mohs hardness. For the 2 mm high variants, the goldsmith must build the bezel with a wall proportional to the stone's height.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eVariant 4 (17×15 mm)\u003c\/strong\u003e — almost square proportion, very versatile for a central ring or compact pendant.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eVariant 6 (21×13 mm, 2 mm high)\u003c\/strong\u003e — for a sheet-type pendant or brooch with a low-relief mounting.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — especially suitable for the 2 mm high pieces, where the wire can work flat without adding bulk.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eMalachite in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eMalachite has been carved as a jewel and pigment since ancient Egypt: ground, it produced kohl green and decorated funerary pectorals. In the 19th century, the Russian imperial court decorated entire columns of the Winter Palace with solid malachite. Its concentric banding forms when copper carbonate precipitates in successive layers within rock cavities; each band records a variation in fluid concentration, and no pattern is exactly repeated.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine malachite\u003c\/h2\u003e\n\u003cp\u003eAuthentic malachite has concentric banding with layers of varying thickness — never mechanical uniform repetition. It is completely opaque and matte when unpolished; after polishing, it develops a characteristic resinous luster. The most frequent imitation is pressed or synthetic malachite, whose pattern is artificially regular.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs this malachite treated?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. The green color and banding are a result of the mineral's chemistry (hydrated copper carbonate). No formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eWhat setting do you recommend?\u003c\/h3\u003e\n\u003cp\u003eClosed bezel in 925 silver. Malachite has a Mohs hardness of 3.5–4 — the bezel protects the soft perimeter and distributes impacts. For a ring, a high box design. For a pendant, a simple bezel exposes the banding in its entirety.\u003c\/p\u003e\n\u003ch3\u003eHow much dimensional variation is there?\u003c\/h3\u003e\n\u003cp\u003eThe published dimensions are the direct measurement of each piece. As they are free-form cabochons, there may be ±0.5 mm in any dimension. Select the numbered variant that best fits your mounting.\u003c\/p\u003e\n\u003ch3\u003eWhat care does malachite need?\u003c\/h3\u003e\n\u003cp\u003eAvoid prolonged contact with water, sweat, acids (perfumes, citrus), and abrasives — they attack the carbonate and dull the polish. Clean with a soft, dry cloth. More information on \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eAre the 2 mm high variants suitable for a ring?\u003c\/h3\u003e\n\u003cp\u003eIt depends on the design. For a flat ring (signet type) yes, always with a low retaining bezel. For a ring with a high cabochon profile, these variants are not the most suitable; in that case, variants 3 and 4 (5 mm high) are more appropriate.\u003c\/p\u003e\n\n\u003cp\u003eMore about this stone: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/malaquita\"\u003eproperties, meaning, and uses of malachite\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/cabujones\"\u003eall cabochons\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/silversmithing\"\u003esilversmithing materials\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"1-20x10x4mm","offer_id":46675105546563,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"2-20x10x2mm","offer_id":46675105579331,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"3-16x11x5mm","offer_id":46675105612099,"sku":"","price":4.5,"currency_code":"EUR","in_stock":false},{"title":"4-17x15x5mm","offer_id":46675105644867,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"5-15x13x4mm","offer_id":46675105677635,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"6-21x13x2mm","offer_id":46675105710403,"sku":"","price":5.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/fancy-malachite-cabochons-nr13-205235.jpg?v=1699551644"},{"product_id":"calcedonia-morada-cabujones-forma-oval-y-libre","title":"Purple Chalcedony · Oval and Freeform","description":"\u003cp\u003ePurple chalcedony cabochons in two formats — standard oval (approx. 25×18 mm) and larger free-form — with lavender to medium lilac hues and the characteristic translucence of microcrystalline quartz. Flat back, mirror polished finish.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eChalcedony (microcrystalline quartz, purple\/lilac var.)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eOval: approx. 25×18 mm. Free-form: approx. 25-35 mm on major axis. See image for details.\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eOval or free-form depending on unit; flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polished\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6.5-7 Mohs — suitable for regular wear pendants and rings; we recommend closed bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eNamibia (Namibian lilac chalcedony)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo detectable treatment. Statement based on lapidary observation.\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem type\u003c\/th\u003e\n\n\u003ctd\u003eAvailable in 2 formats; each unit is unique in tone and intensity of lilac\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThese specific pieces\u003c\/h2\u003e\n\u003cp\u003eThe lilac tone varies between pieces: some have a uniform lilac, others have areas with a gradient towards translucent white or veins of lighter quartz. The translucency is particularly striking in earrings: when light passes through the edge, the lavender tones light up softly. For pendants, the same effect occurs with window light or focal lighting.\u003c\/p\u003e\n\n\u003ch2\u003eHow purple chalcedony forms\u003c\/h2\u003e\n\u003cp\u003eChalcedony is a variety of submicroscopic fibrous quartz formed by slow deposition from hydrothermal solutions in cavities of volcanic rocks. The purple coloration is attributed to manganese inclusions or lattice defects associated with trivalent iron. Lilac chalcedony from Namibia forms in fractures of Mesozoic basalts and dolerites related to the opening of the South Atlantic.\u003c\/p\u003e\n\n\u003ch2\u003eWhat mounting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e925 silver bezel\u003c\/strong\u003e — soft lilac contrasts well with bright or rhodium-plated silver; standard oval fits pre-made 25×18 mm settings.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRings and pendants\u003c\/strong\u003e — one of the few affordable natural lilacs in cabochon; works well in fluid design rings and horizontal pendants.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — lavender tone looks especially good with silver or silver aluminum; the flat back of the oval facilitates the start of the basic wrap.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eChalcedony in tradition\u003c\/h2\u003e\n\u003cp\u003eUsed in Mesopotamian cylinder seals since the third millennium BC, in Greek cameos, and in Roman intaglios for everyday use. In crystal tradition, it is associated with serene communication and emotional balance (clarity and calm).\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs purple chalcedony dyed?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. The lilac tone is natural; statement based on lapidary observation without formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between oval and free-form?\u003c\/h3\u003e\n\u003cp\u003eStandard oval (25×18 mm) fits pre-made settings; free-form requires custom bezel or wire wrap and offers a larger visual surface area.\u003c\/p\u003e\n\u003ch3\u003eIs the lilac tone uniform in all pieces?\u003c\/h3\u003e\n\u003cp\u003eNo. Each piece has its own intensity and distribution — some are uniform lilac, others have white areas or gradients. See product images.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for an everyday ring?\u003c\/h3\u003e\n\n\u003cp\u003eWith a closed bezel for side protection, yes. At 6.5-7 Mohs, it is sufficient for moderate use; avoid direct impacts.\u003c\/p\u003e\n\u003ch3\u003eHow do I care for it?\u003c\/h3\u003e\n\u003cp\u003eClean with a soft, slightly damp cloth. Stable to light and heat under normal conditions. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee more chalcedonies in \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochons\u003c\/a\u003e. More about quartz in \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\"\u003emineral properties\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"PC1-37x20x6mm","offer_id":40333901987883,"sku":"","price":7.8,"currency_code":"EUR","in_stock":false},{"title":"PC2-35x22x5mm","offer_id":40333902020651,"sku":"","price":8.65,"currency_code":"EUR","in_stock":false},{"title":"PC3-30x19x6mm","offer_id":40333902053419,"sku":"","price":7.8,"currency_code":"EUR","in_stock":true},{"title":"PC4-22x37x5mm","offer_id":40333902086187,"sku":"","price":8.65,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/purple-chalcedony-cabochons-464934.jpg?v=1699548847"},{"product_id":"amatista-trapiche-cabujon-forma-rectangular","title":"Trapiche Amethyst Rect · 18×15 mm","description":"\u003cp\u003eRectangular trapiche amethyst cabochon with a clearly defined 6-arm radial pattern. Unique piece measuring 18.6×15 mm with a thickness of 3.5 mm. The rectangular shape with rounded corners displays the trapiche pattern in a contemporary geometry, unusual in the quartz cabochon market.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eTrapiche Amethyst (Violet Quartz with sectoral inclusions, SiO₂, trigonal system)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e18.6 × 15 × 3.5 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eRounded rectangular (cushion), flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polished\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7 Mohs — suitable for rings with a protective setting for the edges; we recommend a closed bezel setting to maximize lifespan\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eColombia (main source of trapiche amethyst)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis Specific Piece\u003c\/h2\u003e\n\u003cp\u003eThe trapiche pattern in this piece shows six violet sectors alternating with six lighter or almost colorless arms, radiating from the center towards the edges of the rectangle. The angular irregularity of the arms — none are exactly 60° — is a sign of natural growth, not synthesis. Under diffuse light, the pattern is moderate; under spot light, the six sectors become more pronounced.\u003c\/p\u003e\n\u003cp\u003eThe rectangular shape with rounded corners (cushion) is unusual for trapiche pieces, which are usually presented in oval or round. This quadrangular geometry facilitates integration into ring settings with a straight bezel, providing a more architectural and less conventional finish.\u003c\/p\u003e\n\n\u003ch2\u003eHow the Trapiche Pattern Forms\u003c\/h2\u003e\n\u003cp\u003eThe trapiche is a phenomenon of sectoral inclusions that occurs during rapid crystal growth in the presence of impurities (in amethyst, mainly carbonaceous organic matter or clays). Inclusions preferentially accumulate at the vertices of the trigonal crystal's growth pyramid, leaving the central sectors of each face relatively clean.\u003c\/p\u003e\n\n\u003ch2\u003eWhat Mountings It Works For\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e925 silver ring with rectangular bezel\u003c\/strong\u003e — the rectangular cushion fits naturally into a bezel setting with a straight or slightly arched profile.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHorizontal pendant\u003c\/strong\u003e — the horizontal orientation of the rectangle allows for a landscape-format pendant, less common in the market.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the flat profile (3.5 mm) and regular back facilitate wire anchoring.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eAmethyst in Lapidary Tradition\u003c\/h2\u003e\n\u003cp\u003eAmethyst has been a gemstone for over two millennia: the Old Testament includes it among the twelve stones of the High Priest's breastplate, and Egyptian pharaohs used it in protective amulets.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to Recognize Genuine Trapiche Amethyst\u003c\/h2\u003e\n\u003cp\u003eAuthentic trapiche amethyst shows the 6-sector pattern only when cut exactly perpendicular to the crystal's c-axis; at any other angle, the pattern disappears or distorts. Under magnification, inclusions of dark matter are visible at the sector boundaries: an irregular and heterogeneous edge texture, never an artificial line. The pattern cannot be reproduced by dyeing or subsequent treatment; it is an inherent structure of the growth crystal.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat makes the trapiche pattern unique?\u003c\/h3\u003e\n\u003cp\u003eThe trapiche pattern is a growth structure that occurs in very few minerals (emerald, ruby, sapphire, quartz) and only under specific geological conditions of temperature, pressure, and mineralizing fluid composition. In amethyst, it is particularly rare, and most specimens come from a few Colombian deposits. No cut can produce the pattern: either the crystal has it from growth or it does not.\u003c\/p\u003e\n\n\u003ch3\u003eIs the violet color natural?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. The violet color of amethyst comes from color centers associated with iron in the quartz lattice, activated by natural irradiation during geological formation. Statement based on lapidary observation; the piece does not include formal gemological certification.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003efull cabochon collection\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/anillos\"\u003ehandmade rings\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"7-18.60x15mm","offer_id":40333902544939,"sku":"","price":3.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250920_153714.jpg?v=1763738653"},{"product_id":"cabujones-de-fluorita-lote-de-13-piezas","title":"Fluorite Cabochons Lot of 13 Pieces","description":"\u003cp\u003eLot of 13 fluorite cabochons in mixed formats with natural colors ranging from deep violet to mint green and lemon yellow, with banded bicolor pieces. Each piece is unique; ideal for planning several coordinated jewels from the same mineral.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eFluorite (calcium fluoride, CaF₂)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eMixed formats; reference piece ~15×10 mm. Variation of ±1 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eOval and varied shapes, flat polished back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eSilky polish (slightly less specular luster than quartz)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e4 Mohs — we recommend a closed bezel setting to protect the edges\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from a wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated. Colors are natural (color centers due to rare earth impurities)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece type\u003c\/th\u003e\n\n\u003ctd\u003eLot of 13 unique pieces\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe lot includes diverse chromatic zones: dark violet, pale mint green, saturated green, lemon yellow, and bicolor pieces where the boundary between two color zones is abrupt and precise. The size is not uniform — pieces of ~15×10 mm and smaller pieces of ~10×8 mm — which allows for planning progressively sized settings or having options before deciding on the design.\u003c\/p\u003e\n\n\u003ch2\u003eHow fluorite colors are formed\u003c\/h2\u003e\n\u003cp\u003ePure fluorite (CaF₂) is colorless. Colors are produced by \"color centers\" (F-centers): vacancies in the crystal lattice where trapped electrons absorb certain wavelengths. The term \"fluorescence\" comes from this mineral: under UV light, it emits a blue-white luminescence visible to the naked eye, a phenomenon first identified here in the 19th century.\u003c\/p\u003e\n\n\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eClosed bezel in 925 silver\u003c\/strong\u003e — with 4 Mohs, a bezel that completely covers the edge is the best setting to protect fluorite in rings or pendants.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eOccasional wear rings\u003c\/strong\u003e — the 15×10 mm formats are suitable for design; for daily wear, we recommend reserving them for special occasions.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — fine wire gauge 26-28 that does not compress the edges; avoid lateral pressure that could cleave the stone.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eFluorite in tradition\u003c\/h2\u003e\n\u003cp\u003eThe Romans carved vessels from large specimens; Georgius Agricola named it in 1546, and the term \"fluorescence\" was coined in 1852 by Stokes precisely because of this mineral. In crystal tradition, it is associated with mental clarity and learning (concentration and organization).\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre the colors natural or dyed?\u003c\/h3\u003e\n\u003cp\u003eNatural: color centers produced by crystal defects and rare earth traces. No detectable treatment.\u003c\/p\u003e\n\u003ch3\u003eHow many pieces are there and what are the dimensions?\u003c\/h3\u003e\n\u003cp\u003e13 pieces of mixed formats. Reference piece ~15×10 mm; others slightly smaller (~10×8 mm). See product image.\u003c\/p\u003e\n\u003ch3\u003eDoes fluorite fluoresce under UV light?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, yes — it emits blue-white luminescence under long-wave UV (365 nm).\u003c\/p\u003e\n\u003ch3\u003eHow do you care for it?\u003c\/h3\u003e\n\u003cp\u003eClean with a soft, damp cloth. Avoid acids, excessive heat, and ultrasound. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eMore about fluorite: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/fluorita\"\u003eproperties, meaning, and uses\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochon collection\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/anillos\"\u003ehandmade rings\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"Default Title","offer_id":40333902839851,"sku":"","price":26.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/fluorite-cabochon-lot-of-13-pieces-559181.jpg?v=1699551599"},{"product_id":"cabujon-redondo-de-labradorita-33x6mm","title":"Round Labradorite Cabochon 33x6mm","description":"\u003cp\u003e33x6 mm round labradorite cabochon with intense blue labradorescence. The thin profile, circular format distributes the color flash over a wide surface. Mirror-polished flat back, ready for setting or wire wrapping.\u003c\/p\u003e\n\n\u003ch2\u003eItem Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eLabradorite (plagioclase feldspar, anorthite-albite series)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e33 mm diameter × 6 mm height. Variation of ±0.5 mm due to natural material\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eRound, flat polished back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6–6.5 Mohs — suitable for bezel-set rings; suitable for pendants without restrictions\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from a lapidary wholesale market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated. Labradorescence is structural\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis Specific Piece\u003c\/h2\u003e\n\u003cp\u003eThe 6 mm profile on a 33 mm diameter creates a disc with a floating appearance: low volume but large visual surface. In this cabochon, the main flash is electric blue (dominant) with green flashes towards one of the quadrants, suggesting that the exsolution layers are not perfectly horizontal with respect to the cutting axis, but slightly inclined. This slight deviation creates a color gradient that runs diagonally across the disc.\u003c\/p\u003e\u003ch2\u003eHow Labradorescence Forms\u003c\/h2\u003e\n\u003cp\u003eLabradorite is a plagioclase feldspar that forms in mafic igneous rocks — gabbros, anorthosites — during the slow cooling of magma. As the mineral cools, alternating layers of albite (NaAlSi₃O₈) and anorthite (CaAl₂Si₂O₈) precipitate at the nanometer scale in an exsolution process. These lamellae, with a thickness less than the wavelength of visible light, act as an optical diffraction grating: constructive interference at certain wavelengths produces the colors of the spectrum, and the orientation of the lamellae determines which color dominates and from what angle it is visible. Finnish spectrolite — the highest quality variety — has particularly uniform lamellae that produce a complete rainbow; standard labradorite has dominance in the blue-green range of the spectrum.\u003c\/p\u003e\n\n\u003ch2\u003eSuitable Settings\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMedallion pendant in 925 silver bezel\u003c\/strong\u003e — the 33 mm disc is the classic size for.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHandmade brooch\u003c\/strong\u003e — the flat round format fits perfectly into a brooch.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the flat back allows for a clean wrap; with wire.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eLabradorite in Lapidary Tradition\u003c\/h2\u003e\n\u003cp\u003eFirst described in 1770 in Labrador (Canada), labradorite was already known and revered by the Inuit people before European mineralogists formally recorded it. An Inuit oral tradition states that the northern lights were trapped in rock when a warrior struck them with his spear, releasing some of that glow as the stone broke; the sparks that escaped became the visible auroras in the sky, and those that remained within the rock are the labradorescence. In crystal tradition, labradorite is associated with intuition, discernment, and the ability to see what is not immediately visible.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to Recognize Genuine Labradorite\u003c\/h2\u003e\n\u003cp\u003eGenuine labradorite has a dark gray or bluish-gray background with no inherent color; the color only appears with the flash. When the stone is moved away from the light, the flash completely disappears. Iridescent glass imitations show a superficial color pattern that does not disappear when the angle is changed and are lighter to the touch. Under magnification, real labradorite shows parallel cleavage lines (fine cracks running in the same direction), which glass imitations do not have. Quality labradorite shows the flash across the entire surface, not just in one area or spot.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs the flash natural or a coating?\u003c\/h3\u003e\n\u003cp\u003eLabradorescence is 100% natural: it is a structural optical phenomenon produced by the internal layers of the mineral.\u003c\/p\u003e\n\u003ch3\u003eCan I wear it in a daily ring?\u003c\/h3\u003e\n\u003cp\u003eAt 6–6.5 Mohs, it is harder than most colored minerals but softer than quartz.\u003c\/p\u003e\n\u003ch3\u003eWhy does the color change with the angle?\u003c\/h3\u003e\n\u003cp\u003eLabradorescence is an optical interference phenomenon: the visible color depends on the angle of light incidence on.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"No. 4 - 33x6mm","offer_id":40333903233067,"sku":"","price":20.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/large-round-labradorite-cabochon-nr-4-450857.jpg?v=1699550465"},{"product_id":"cabujon-labradorita-redondo-33x8mm","title":"Round Labradorite Cabochon · 33×8 mm","description":"\u003cp\u003eRound labradorite cabochon, 33 mm in diameter and 8 mm thick, with blue-golden labradorescence on a dark gray background. Large statement piece for a ring or central pendant in 925 silver.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eLabradorite (albite-anorthite series plagioclase)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e33 mm diameter × 8 mm thickness\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eRound, freeform, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6-6.5 Mohs — we recommend a closed bezel setting, especially for rings with moderate use\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from wholesale market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis Specific Piece\u003c\/h2\u003e\n\u003cp\u003eThe labradorite's background is dark gray, almost black, which maximizes the contrast with the blue and golden flashes that appear when moving the piece under light.\u003c\/p\u003e\n\u003cp\u003eAt 8 mm thick, this piece has a considerable presence from the side profile. The 33 mm round format is a classic for cocktail rings or circular pendants; the round symmetry facilitates the design of conventional bezels and does not require custom freeform mounting.\u003c\/p\u003e\n\n\u003ch2\u003eHow Labradorescence Forms\u003c\/h2\u003e\n\u003cp\u003eLabradorescence (also called labradorite schiller) is an optical phenomenon produced by light interference in internal crystalline lamellae.\u003c\/p\u003e\n\n\u003ch2\u003eWhat Mounting It Works For\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStatement ring with high bezel in 925 silver\u003c\/strong\u003e — the 33 mm round format is suitable for a cocktail ring; the oxidized or burnished silver bezel frames the blue flash without competing with it; we recommend occasional use given that a hardness of 6-6.5 Mohs can be sensitive to impacts\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCentral circular pendant in silver\u003c\/strong\u003e — the round shape fits perfectly into standard round bezel mounts; the 8 mm thickness requires a bezel of minimum 4 mm height\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the flat back facilitates anchoring; the round shape allows for symmetrical distributions of spirals and knots\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eLabradorite in Lapidary Tradition\u003c\/h2\u003e\n\u003cp\u003eLabradorite was first scientifically described in 1770 on St. Paul Island, Labrador (Canada), from which it takes its name.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to Recognize Genuine Labradorite\u003c\/h2\u003e\n\u003cp\u003eAuthentic labradorite has an opaque gray or dark gray background that illuminates in blue, gold, or green when the piece is moved under light. The effect is visible from certain angles and disappears from others — this is labradorescence.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eDoes labradorescence cover the entire face of the piece?\u003c\/h3\u003e\n\u003cp\u003eIt is distributed over most of the face but is not completely uniform — there are areas with more flash and others with less. The distribution is characteristic of each piece and cannot be controlled during the selection process.\u003c\/p\u003e\n\u003ch3\u003eDoes the 33 mm round format fit standard mounts?\u003c\/h3\u003e\n\u003cp\u003e33 mm round bezel mounts are not a commercial standard (the closest standard is 30 mm or 35 mm). We recommend ordering a custom bezel or using wire wrap for this dimension. The diameter has a tolerance of ±0.5 mm.\u003c\/p\u003e\n\u003ch3\u003eIs the color effect a treatment or coating?\u003c\/h3\u003e\n\u003cp\u003eNo. Labradorescence is completely natural, produced by the mineral's internal structure. There is no treatment or coating applied.\u003c\/p\u003e\n\u003ch3\u003eCan labradorite be used in an everyday ring?\u003c\/h3\u003e\n\u003cp\u003eWith a closed bezel that protects the edge, it is viable for moderate use. For intense daily use (manual labor, sports), we recommend reserving it for special occasions, as 6-6.5 Mohs makes it susceptible to scratches against harder surfaces.\u003c\/p\u003e\n\u003ch3\u003eAre the dimensions 33×8 mm exact?\u003c\/h3\u003e\n\u003cp\u003eTolerance ±0.5 mm in diameter and thickness. We recommend physical measurement before designing the mount.\u003c\/p\u003e\n\u003ch3\u003eHow to care for labradorite?\u003c\/h3\u003e\n\u003cp\u003eClean with a soft, slightly damp cloth. Avoid ultrasound (it can affect internal lamellae). Store separately from harder gemstones. Complete guide in \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eMore about this mineral: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/labradorita\"\u003elabradorite properties and meaning\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/cabujones\"\u003eall cabochons\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/anillos\"\u003eartisan rings\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"No. 3 - 33x8mm","offer_id":40333903364139,"sku":"","price":20.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/big-round-labradorite-cabochon-nr-3-727552.jpg?v=1699552971"},{"product_id":"cabujon-redondo-de-labradorita-35x8mm","title":"Round Labradorite Cabochon 35x8mm","description":"\u003cp\u003eRound labradorite cabochon, 35×8 mm, with blue-green labradorescence. The 8 mm profile gives volume to the dome, creating a three-dimensional piece that actively interacts with light from multiple angles. Mirror-polished flat back.\u003c\/p\u003e\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eLabradorite (plagioclase feldspar, anorthite-albite series)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e35 mm diameter × 8 mm height. Variation of ±0.5 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eRound, medium dome (standard profile), polished flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6–6.5 Mohs — suitable for bezel-set rings and pendants\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial purchased from a wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated. Labradorescence is structural\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe 8 mm dome produces a \"doming\" effect that captures light from a wider arc: the golden flash is visible across a greater range of angles, and the gradient has more play. \u003c\/p\u003e\n\u003ch2\u003eHow labradorescence forms\u003c\/h2\u003e\n\u003cp\u003eDuring the cooling of labradorite, nanometric layers of albite and anorthite intergrow by exsolution. The spacing between the lamellae (100-500 nm) determines which wavelengths are reinforced by constructive interference: thin lamellae produce blue-violet; thick lamellae, yellow-red. The quality of the flash depends on the regularity of these lamellae in the specific piece.\u003c\/p\u003e\n\u003ch2\u003eWhat mounting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStatement ring with 925 silver bezel\u003c\/strong\u003e — 35×8 mm is the ideal scale for a large statement ring; the dome visually protrudes from the bezel in a striking way.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLarge format central pendant\u003c\/strong\u003e — the 8 mm volume creates a three-dimensional shadow that thin profiles lack; soldered bail or box system with integrated bail.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the 35 mm flat back offers enough surface for a robust wire structure.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch2\u003eLabradorite in tradition\u003c\/h2\u003e\n\u003cp\u003eFormally cataloged in 1770 by von Aepinus in Labrador (Canada); the Inuit people called it \"firestone\" and associated it with the aurora borealis. Very popular in Victorian and Arts \u0026amp; Crafts jewelry for its changing color effect. In crystal traditions, it is associated with mental clarity and intuition.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan labradorescence disappear over time?\u003c\/h3\u003e\n\u003cp\u003eNo. It is an intrinsic property of the crystalline microstructure — permanent, not a surface layer.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for a wedding or engagement ring?\u003c\/h3\u003e\n\u003cp\u003eWith a well-constructed bezel, yes, although for very intensive daily wear we recommend reserving it for special occasions due to its hardness of 6-6.5 Mohs.\u003c\/p\u003e\n\u003ch3\u003eIs the flash color always blue?\u003c\/h3\u003e\n\u003cp\u003eThe labradorescence of this piece is golden with streaks, as seen in the product images.\u003c\/p\u003e\n\u003ch3\u003eHow to care for it?\u003c\/h3\u003e\n\u003cp\u003eSoft, slightly damp cloth. No ultrasonics or steam. More on \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eMore about labradorite: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/labradorita\"\u003eproperties, meaning, and uses\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochon collection\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/anillos\"\u003ehandmade rings\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"No. 2 - 35x8mm","offer_id":40333903396907,"sku":"","price":20.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/big-round-labradorite-cabochon-nr-2-515886.jpg?v=1699552988"},{"product_id":"cabujon-redondo-de-labradorita-40x6mm","title":"Labradorite Round Cabochon 40x6mm","description":"\u003cp\u003eRound labradorite cabochon, 40×6 mm, with large surface labradorescence. The large diameter (40 mm) on a slim profile of only 6 mm creates a mineral disc that functions like a handheld optical crystal.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eLabradorite (plagioclase feldspar, anorthite-albite series)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e40 mm diameter × 6 mm height. Variation of ±0.5 mm due to natural material\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eLarge format round, thin profile (disc), flat polished back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6–6.5 Mohs — suitable for focal pendant; for rings, we recommend a bezel to protect the edge\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired in lapidary wholesale market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated. Labradorescence is structural\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis particular piece\u003c\/h2\u003e\n\u003cp\u003eThe 40 mm diameter format with only 6 mm height produces a disc with great visual impact, very little weight and volume. It is the most \"architectural\" format of the three round ones: the diameter\/height ratio is ~6.7:1, which means the labradorescence is distributed as a field of color that covers practically the entire visual field of the jewel, without the dome depth of the 35×8 mm.\u003c\/p\u003e\u003ch2\u003eHow labradorescence forms\u003c\/h2\u003e\n\u003cp\u003eLabradorite belongs to the plagioclase feldspar group and crystallizes in metamorphic and plutonic structures of basic composition, especially in anorthosites—rocks formed almost exclusively of plagioclase. During tectonic cooling, local variations in chemical composition cause separation into alternating albite and anorthite lamellae at the nanometer scale (exsolution). The interlaminar spacing, which determines the color of the flash by constructive interference, is established during this process and no longer changes at room temperature. In high-quality labradorite, this spacing is very uniform throughout the piece, producing a homogeneous and brilliant flash. In wholesale stock pieces, the spacing may vary within the same sample, creating color gradients that add visual complexity.\u003c\/p\u003e\n\n\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLarge format medallion pendant in 925 silver\u003c\/strong\u003e — 40 mm is the scale of a significant medallion; the.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCenterpiece in a structured necklace\u003c\/strong\u003e — the perfect circular shape allows the piece to be positioned as an axis.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLarge format wire wrap\u003c\/strong\u003e — the flat 40 mm back offers a lot of surface for.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eLabradorite in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eLabradorite was named by explorer and mineralogist Moritz von Aepinus in 1770, who found it in coastal deposits on the Labrador Peninsula (Canada). In Maori tradition and in cultures of Northern Europe, the stone with internal flashes is interpreted as a portal to other realities: the color that appears and disappears depending on the angle evokes the idea of knowledge revealed according to the observer's position. The Finnish variety—spectrolite—was extensively used in Scandinavian art deco jewelry from the 1930s-1940s and is still highly valued by goldsmiths in the region. In crystal tradition, it is associated with intuition, discernment, and unconventional thinking.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine labradorite\u003c\/h2\u003e\n\u003cp\u003eQuality labradorite has a visible flash from a significant distance and from a wide arc of angles (not just from an exact spot). The background is gray with no reflections at other wavelengths. Under magnification, cleavage lines are visible on the flat back. The most common imitation is iridescent glass (\"mystic quartz\" or coated glass), which has color on the surface and not inside, and lacks cleavage or the characteristic density of feldspars.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs the 40 mm flash more intense than in smaller formats?\u003c\/h3\u003e\n\u003cp\u003eThe intensity of the flash depends on the quality of the internal exsolution, not the size.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for an everyday pendant?\u003c\/h3\u003e\n\u003cp\u003eYes. For use as a pendant, labradorite with 6–6.5 Mohs has no restrictions.\u003c\/p\u003e\n\u003ch3\u003eWhat necklace diameter do you recommend for this cabochon?\u003c\/h3\u003e\n\u003cp\u003eFor a 40 mm focal piece, chains or necklaces of 40–50 cm (length above the chest) allow the.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"No. 1- 40x6mm","offer_id":40333903429675,"sku":"","price":30.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/big-round-labradorite-cabochon-nr-1-874290.jpg?v=1704650765"},{"product_id":"lote-espinas-nacar-morada","title":"Mother-of-Pearl Thorns Purple · Lot of 10","description":"\u003cp\u003eSpikes of natural mother-of-pearl dyed with synthetic purple dye — pack of 10 pieces. Shades ranging from deep violet to lilac, elongated tusk-like silhouette (~30 mm), 1 mm drilled hole. The purple color is obtained by synthetic dye applied to natural mother-of-pearl.\u003c\/p\u003e\n\n\u003ch2\u003eLot Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMaterial\u003c\/th\u003e\n\n\u003ctd\u003eNatural mother-of-pearl (bivalve mollusk shell), dyed with synthetic colorant\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eColor\u003c\/th\u003e\n\n\u003ctd\u003ePurple \/ violet — applied color, not natural to mother-of-pearl\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape\u003c\/th\u003e\n\n\u003ctd\u003eSpike \/ tusk — elongated \"dagger\" type silhouette\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eApprox. Dimensions\u003c\/th\u003e\n\n\u003ctd\u003e~30 mm long (varies ±2-3 mm between pieces)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHole\u003c\/th\u003e\n\n\u003ctd\u003e1 mm — for thread, fine wire or cord\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eDyed with synthetic colorant (standard process in mother-of-pearl jewelry)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eQuantity\u003c\/th\u003e\n\n\u003ctd\u003ePack of 10 pieces\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eFor what projects it works\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBoho Macramé\u003c\/strong\u003e — purple spikes work as a focal point or color detail in macramé necklaces with neutral or beige threads.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eEthnic \/ Tribal Jewelry\u003c\/strong\u003e — combinable with dark seed beads, oxidized metal or black leather.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDIY Jewelry\u003c\/strong\u003e — 1 mm hole compatible with 0.8 mm nylon thread, fine copper wire or rat tail cord.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout dyed mother-of-pearl\u003c\/h2\u003e\n\u003cp\u003eMother-of-pearl is the inner layer of bivalve shells — oysters, mussels, and abalones — formed by microscopic layers of aragonite that give it its iridescence. In its natural state, it has beige, white, and cream tones. Dyeing with synthetic dyes is a standard process in shell jewelry: the material is natural, the color has been modified. We always declare it clearly.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs the purple color durable?\u003c\/h3\u003e\n\u003cp\u003eStable in normal use. May fade with prolonged exposure to direct sun or water. Store in a dry, dark place.\u003c\/p\u003e\n\u003ch3\u003eAre they all the same shade?\u003c\/h3\u003e\n\u003cp\u003eThe shade may range from intense violet to lilac within the same batch — natural variation of the dyeing process that adds visual dynamism to the finished piece.\u003c\/p\u003e\n\u003ch3\u003eCan I enlarge the hole?\u003c\/h3\u003e\n\u003cp\u003eYes. Mother-of-pearl is relatively soft (2.5-3.5 Mohs) — drill at low speed with a 1.2-1.5 mm bit and water as a coolant.\u003c\/p\u003e\n\u003ch3\u003eHow many pieces will I receive?\u003c\/h3\u003e\n\u003cp\u003e10 purple mother-of-pearl spikes per order.\u003c\/p\u003e\n\u003ch3\u003eHow are they cared for?\u003c\/h3\u003e\n\u003cp\u003eAvoid prolonged contact with water and sun. Clean with a soft, dry cloth. See \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003eCare of your jewelry\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/lotes-de-piedras\"\u003estone lots\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/todas-las-piedras\"\u003eall stones\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"10x perlas","offer_id":40333903495211,"sku":"","price":2.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/10x-purple-dyed-mother-of-pearl-shell-spikes-beads-691546.jpg?v=1699554116"},{"product_id":"malaquita-cristales-rodados","title":"Malachite Tumbled Stones","description":"\u003cp\u003eMalachite tumbles with concentric green banding patterns that distinguish it from any other mineral. Small (17-18 mm) or medium (24-32 mm) size, polished in a lapidary tumbler. Copper carbonate with a hardness of 3.5-4, for collection or careful wire wrapping.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eMalachite (basic copper carbonate, Cu₂(CO₃)(OH)₂)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eS: 17-18 mm · M: 24-32 × 17-21 mm · Freeform ±0.5 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eTumbled, rounded freeform\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eTumbler polished (satin)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e3.5-4 Mohs — we recommend closed bezel setting if mounted in jewelry; avoid contact with hard surfaces\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from a lapidary wholesale market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo treatment\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem type\u003c\/th\u003e\n\n\u003ctd\u003eAvailable in 2 sizes (S and M)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThese specific tumbles\u003c\/h2\u003e\n\u003cp\u003eMalachite's banding pattern is its unmistakable visual signature: concentric green bands ranging from very light green to dark forest green, formed by successive episodes of copper carbonate precipitation in the same cavity. In these tumbles, the tumbler polish reveals the interior of the mineral: the bands that were concentric layers in the original crystal now appear as curves on the rounded surface, creating a unique design in each piece.\u003c\/p\u003e\n\u003cp\u003eThe hardness of 3.5-4 is the most relevant data for deciding the use of these tumbles: they are perfectly suitable for collection and for wire wrapping pendants, but require careful handling and are not suitable for rings without a protective bezel.\u003c\/p\u003e\n\n\u003ch2\u003eHow malachite forms\u003c\/h2\u003e\n\u003cp\u003eMalachite is a secondary mineral that forms in the oxidation zone of copper deposits. When copper-rich solutions circulate through cracks and cavities in the rock, copper carbonate precipitates in successive layers upon contact with carbonates in the host rock. Each layer records a pulse of the hydrothermal fluid; its color varies from light green (layers with higher OH content) to dark green (higher Cu concentration).\u003c\/p\u003e\n\n\u003ch2\u003eUses of malachite tumbles\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMineralogical collection\u003c\/strong\u003e — the green banding pattern is one of the most recognizable in mineralogy, with high aesthetic value.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrapping\u003c\/strong\u003e — the M size (24-32 mm) is suitable for wrapped pendants; the intense green contrasts well with silver or copper wire.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDecoration\u003c\/strong\u003e — on a mineralogical tray, it combines with azurite, turquoise, and chrysocolla due to the copper color family.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eMalachite in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eMalachite is one of the first copper minerals identified by Neolithic metallurgists as a copper ore. In ancient Egypt, it was ground as a green pigment for eye cosmetics and wall paintings.\u003c\/p\u003e\n\u003cp\u003eIn crystal tradition, malachite is associated with transformation, the heart, and protection. Its green color links it to growth and renewal.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine malachite\u003c\/h2\u003e\n\u003cp\u003eGenuine malachite shows irregular concentric bands with natural variations in width and curvature. Imitations in plastic or resin have perfectly regular and symmetrical bands. With diluted hydrochloric acid, genuine malachite reacts effervescently (CO₂); imitations do not react. Under a 10× magnifying glass, the real mineral shows a fibrous or massive texture characteristic of carbonate growth.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs malachite fragile?\u003c\/h3\u003e\u003cp\u003eWith a hardness of 3.5-4, malachite is softer than most lapidary minerals. It is suitable for collection, wire-wrapped pendants, and decoration, but requires care to avoid scratches. For ring mounting, we recommend a closed bezel setting that protects the edge of the piece.\u003c\/p\u003e\n\u003ch3\u003eIs malachite toxic?\u003c\/h3\u003e\u003cp\u003eMalachite in its compact polished state is safe for normal handling. Malachite dust (e.g., during carving) should not be inhaled as it contains copper. For use as a collection tumble or jewelry, the risk is negligible under normal conditions.\u003c\/p\u003e\n\n\u003cp\u003eMore about malachite: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/malaquita\"\u003eproperties, meaning, and uses\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/rodados\"\u003etumbled minerals\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/cabujones\"\u003elapidary cabochons\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"Small","offer_id":40424156495915,"sku":"","price":4.0,"currency_code":"EUR","in_stock":true},{"title":"Medium","offer_id":40418469216299,"sku":"","price":5.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/1x-malachite-tumbled-stones-603257.webp?v=1699531145"},{"product_id":"cabujones-cuarzo-con-rutilo-dorado-e-inclusiones-de-hematita","title":"Rutilated Quartz · Gold and Hematite 10 Pieces","description":"\u003cp\u003eTen oval-shaped clear quartz cabochons with golden rutile needles and hematite inclusions, between 21×12 and 43×19 mm. Each piece is unique with its own individually described inclusion map.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eQuartz with rutile (TiO₂) and hematite (Fe₂O₃) inclusions\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions per piece\u003c\/th\u003e\n\n\u003ctd\u003eno.24: 23×19×7 mm · no.25: 30×20×7 mm · no.26: 22×19×6 mm · no.27: 26×18×7 mm · no.28: 43×19×7 mm · no.29: 25×21×7 mm · no.30: 27×18×9 mm · no.31: 30×14×8 mm · no.32: 21×12×7 mm · no.33: 21×15×6 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eFreeform oval, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7 Mohs (quartz) — suitable for rings and pendants; we recommend a closed bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eBrazil\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo treatment\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece (each number is one-of-a-kind)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis particular piece\u003c\/h2\u003e\n\u003cp\u003eThe combination of golden rutile and hematite in the same crystal is unusual: most rutilated quartz has only one of the two types of inclusions.\u003c\/p\u003e\n\u003cp\u003eIndividual notes per piece: no.25 has a small dimple on the front face where the hematite inclusions are denser — a natural feature of the mineral. No.27 has reddish hematite inclusions in the tip area, which are particularly striking.\u003c\/p\u003e\n\n\u003ch2\u003eHow rutile and hematite inclusions form in quartz\u003c\/h2\u003e\n\u003cp\u003eRutile (TiO₂) crystallizes before quartz during the cooling of the rock. When quartz grows around already formed rutile crystals, it encloses them as oriented needles.\u003c\/p\u003e\n\n\u003ch2\u003eFor which setting it works\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendant with bezel in 925 silver\u003c\/strong\u003e — white silver is the best complement to clear quartz because it does not interfere with the visibility of the golden inclusions; medium sizes (22-27 mm) are the most balanced for a pendant\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStatement ring in silver (medium pieces)\u003c\/strong\u003e — 7 Mohs pieces are suitable for rings; no.32 (21×12 mm) is the most compact and suitable for a regular wear ring\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the flat back facilitates anchoring; the transparency of the quartz creates an interesting visual contrast when light passes through the piece and the inclusions cast shadows on the wire\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eRutilated quartz in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eRutilated quartz has been appreciated in Europe since the 18th century when it was called \"Cheveux de Vénus\" (Venus's hair) or \"Cupid's Arrows\" due to the golden needles trapped in the crystal.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine rutilated quartz\u003c\/h2\u003e\n\u003cp\u003eGenuine rutilated quartz has visible three-dimensional needles within the crystal — they are not scratches on the surface or drawings on a coating. The needles have a regular orientation (they follow the crystal structure) and look different from different angles.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eDo the notes on no.25 and no.33 (dimple, hole) affect the structural integrity of the piece?\u003c\/h3\u003e\n\u003cp\u003eThe dimple on no.25 and the hole on no.33 are superficial and do not affect the integrity of the quartz. The bezel covers the perimeter of the piece, not the inclusions on the face. For no.33, the hole is on the back, which is hidden in the setting.\u003c\/p\u003e\n\u003ch3\u003eAre rutile and hematite natural or added inclusions?\u003c\/h3\u003e\n\u003cp\u003eCompletely natural. Both have been part of the quartz since its crystallization millions of years ago. There is no subsequent treatment or addition.\u003c\/p\u003e\n\u003ch3\u003eWhich is the largest piece in the lot?\u003c\/h3\u003e\n\u003cp\u003eNo.28, at 43×19×7 mm, is the largest. It is an elongated oval (over 4 cm long) suitable for a large format pendant or a focal piece in artistic jewelry design.\u003c\/p\u003e\n\u003ch3\u003eAre the dimensions exact?\u003c\/h3\u003e\n\u003cp\u003eTolerance ±0.5 mm on any axis due to them being freeform shapes.\u003c\/p\u003e\n\u003ch3\u003eIs each number a unique piece?\u003c\/h3\u003e\n\u003cp\u003eYes. Once sold, each piece is not restocked.\u003c\/p\u003e\n\u003ch3\u003eHow is rutilated quartz cared for?\u003c\/h3\u003e\n\u003cp\u003eClean with a soft, slightly damp cloth. Avoid ultrasound (it can affect inclusions). Store separately from harder gems. Guide in \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ecare of your jewelry\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003eall cabochons\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/anillos\"\u003ehandmade rings\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/colgantes\"\u003ehandmade pendants\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"24-23x197mm","offer_id":40333903921195,"sku":"","price":16.5,"currency_code":"EUR","in_stock":false},{"title":"25-30x20x7mm","offer_id":40333903953963,"sku":"","price":16.5,"currency_code":"EUR","in_stock":false},{"title":"26-22x19x6mm","offer_id":40333903986731,"sku":"","price":28.0,"currency_code":"EUR","in_stock":true},{"title":"27-26x18x7mm","offer_id":40333904019499,"sku":"","price":18.0,"currency_code":"EUR","in_stock":true},{"title":"28-43x19x7mm","offer_id":40333904052267,"sku":"","price":22.0,"currency_code":"EUR","in_stock":true},{"title":"29-25x21x7mm","offer_id":40333904085035,"sku":"","price":22.0,"currency_code":"EUR","in_stock":true},{"title":"30-27x18x9mm","offer_id":40333904117803,"sku":"","price":30.0,"currency_code":"EUR","in_stock":true},{"title":"31-30x14x8mm","offer_id":40333904150571,"sku":"","price":23.0,"currency_code":"EUR","in_stock":false},{"title":"32-21x12x7mm","offer_id":40333904183339,"sku":"","price":17.0,"currency_code":"EUR","in_stock":false},{"title":"33-21x15x6mm","offer_id":40333904216107,"sku":"","price":18.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/gold-rutilated-quartz-cabochon-with-hematite-607259.jpg?v=1699551516"},{"product_id":"sodalita-cabujon-tallado-luna-creciente-30mm","title":"Sodalite Crescent Moon Cabochon · 30 mm","description":"\u003cp\u003eSodalite cabochon carved in a crescent moon shape, ~30x7–8 mm. Deep blue with white veins. Flat back, domed front, mirror polished. Hand-carved shape — clean silhouette with balanced curves. Unique piece for silver smithing in 925 silver or celestial wire wrap.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eSodalite (tectosilicate, sodalite group)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e~30 mm long × 7–8 mm wide · thickness ~5 mm (±0.5 mm)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eCarved crescent moon, flat polished back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e5.5–6 Mohs — we recommend closed bezel setting or prongs\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eIndia (wholesale lapidary market)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo treatment\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eAbout this specific piece\u003c\/h2\u003e\n\u003cp\u003eThe crescent moon is one of the most demanding carved shapes in lapidary: the two curved ends must maintain thickness and symmetry while the inner cavity retains its mirror polish. In blue sodalite, the result is particularly effective — the 30 mm arc has a pendant scale without losing its delicacy.\u003c\/p\u003e\n\u003cp\u003eThe white calcite veins follow the curve of the moon in some areas, creating an effect of clouds over midnight blue that is unique to this piece.\u003c\/p\u003e\n\n\u003ch2\u003eFor which setting it works\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendant with 925 silver bezel\u003c\/strong\u003e — The closed bezel following the contour of the moon is the natural setting; it protects the curved ends (5.5–6 Mohs) and frames the shape.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — The wire can follow the outer arc for an organic finish; be careful with the narrowest points at the ends.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eSodalite in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eNamed in 1811 for its sodium-rich composition, sodalite was used as a decorative stone in Buckingham Palace in the 19th century, where it was called \"Princess Blue.\" In crystal tradition, it is associated with intuition and clear thinking — properties that make it especially popular in moon-shaped carvings.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine sodalite\u003c\/h2\u003e\n\u003cp\u003eAuthentic sodalite has a dull-opaque blue without vitreous luster. The white veins are calcite, and the brown-orange spots are characteristic of the species. Dyed howlite mimics the color but does not produce the brown-orange spots typical of sodalite.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs it genuine sodalite?\u003c\/h3\u003e\n\u003cp\u003eYes. No detectable treatment. Statement based on lapidary observation; no formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eIs it a unique piece or is there stock?\u003c\/h3\u003e\n\u003cp\u003eIt is a unique piece individually carved. The characteristics described in the details are specific to this particular piece.\u003c\/p\u003e\n\u003ch3\u003eWhat setting do you recommend for the moon shape?\u003c\/h3\u003e\n\u003cp\u003eA closed bezel that follows the complete contour of the arc. Wire wrap also works if the wrapping is reinforced at the narrower ends.\u003c\/p\u003e\n\u003ch3\u003eAre the dimensions exact?\u003c\/h3\u003e\n\u003cp\u003eThe indicated dimensions have a tolerance of ±0.5 mm due to being a hand-carved free-form shape.\u003c\/p\u003e\n\u003ch3\u003eHow is it cared for?\u003c\/h3\u003e\n\u003cp\u003eClean with a soft, damp cloth. Avoid ultrasonic cleaners and chemicals. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee more sodalite cabochons: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochon collection\u003c\/a\u003e. Properties: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/sodalita\"\u003esodalite on the blog\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"No. 2","offer_id":40333904281643,"sku":"","price":10.0,"currency_code":"EUR","in_stock":true},{"title":"No. 5","offer_id":40333904379947,"sku":"","price":10.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/Sodalita_Cabuj_n_Tallado_Luna_Creciente_30mm.jpg?v=1746456792"},{"product_id":"amazonita-tallado-semiluna","title":"Amazonite Half-Moon Cabochon · 30×8 mm","description":"\u003cp\u003eTeal-green amazonite cabochon in a 30x7-8 mm crescent shape, domed on both sides. The moon silhouette and characteristic feldspar color make it especially suitable for handcrafted pendants in 925 silver.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eAmazonite (microcline variety amazonite, potassium feldspar)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e30 x 7-8 mm (width x thickness)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eCrescent, domed on both sides (not flat back)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish on the entire surface\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6-6.5 Mohs - we recommend closed bezel setting for pendants in regular use\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired in wholesale market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo detectable treatment\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece, freeform crescent shape\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eAbout This Specific Piece\u003c\/h2\u003e\n\u003cp\u003eThe crescent silhouette is carved with regular curves but not perfectly symmetrical - the inner curvature may vary slightly, which accentuates the handcrafted character. The color is medium green with visible white-beige veining on both the face and edges.\u003c\/p\u003e\n\u003cp\u003eThe key technical detail: this cabochon is domed on both sides, with no flat back. The setting must encase the piece from the sides - an open-backed bezel or wire wrap that surrounds the entire perimeter.\u003c\/p\u003e\n\n\u003ch2\u003eHow Amazonite's Color Forms\u003c\/h2\u003e\n\u003cp\u003eThe blue-green color comes from traces of lead (Pb²?) incorporated into the microcline crystal lattice during crystallization in granitic pegmatites. The white veins are natural intergrowth of albite, a sodium feldspar that grows together with microcline during the slow cooling of the rock. This pattern is completely natural and varies from one area to another of the same piece.\u003c\/p\u003e\n\n\u003ch2\u003eWhat Setting It Works For\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eClosed bezel in 925 silver\u003c\/strong\u003e - since it is domed on both sides, the bezel must be 3-4 mm high to surround the edge without pressing only on the top face.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e - the crescent shape is classic for moon pendants; the wire naturally distributes along the curve.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMacramé\u003c\/strong\u003e - the wide and low profile (30 mm width) fits into horizontal presentation knots.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eAmazonite in Lapidary Tradition\u003c\/h2\u003e\n\u003cp\u003eAmazonite has been carved into symbolic shapes since antiquity: pieces of green feldspar have been found in tombs of ancient Egypt and Mesopotamia. The crescent shape is one of the oldest carvings, present in amulets from multiple cultures. In crystal tradition, amazonite is associated with serenity in communication. \u003cem\u003eSymbolic properties shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to Recognize Genuine Amazonite\u003c\/h2\u003e\n\u003cp\u003eGenuine amazonite is opaque, with heterogeneous blue-green color and visible white-beige veining. Dyed glass is uniformly green, without internal veining. Turquoise can be confused by color but has a different waxy luster and darker, more defined matrix lines.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eDoes the cabochon have a flat base for conventional setting?\u003c\/h3\u003e\n\u003cp\u003eNo. This piece is domed on both sides. The goldsmith must design a setting that encloses the piece from the sides or use a wire wrap that surrounds the entire perimeter.\u003c\/p\u003e\n\u003ch3\u003eWhat bezel height is suitable?\u003c\/h3\u003e\n\u003cp\u003eFor a 7-8 mm thick cabochon with curvature on both sides, a 3-4 mm high side bezel allows the piece to be held securely without excessively covering the main face.\u003c\/p\u003e\n\u003ch3\u003eIs the amazonite treated?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. The color and veining are completely natural. No formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eIs the shape perfectly symmetrical?\u003c\/h3\u003e\n\u003cp\u003eFreeform shape with a tolerance of ±0.5 mm. It may present small variations in curvature characteristic of its handcrafted nature.\u003c\/p\u003e\n\u003ch3\u003eWhat dimensions should I use to design the setting?\u003c\/h3\u003e\n\u003cp\u003eMaximum width ~30 mm and maximum thickness 7-8 mm as a starting point. We recommend physically measuring the piece before fabricating the bezel.\u003c\/p\u003e\n\u003ch3\u003eHow should amazonite be cared for?\u003c\/h3\u003e\n\u003cp\u003eSoft, slightly damp cloth. Avoid solvents and sudden temperature changes. See \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eMore about this mineral: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/amazonita\"\u003eamazonite properties\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/cabujones\"\u003eall cabochons\u003c\/a\u003e | \u003ca href=\"\/en\/collections\/colgantes\"\u003ehandcrafted pendants\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"No. 1","offer_id":40333904969771,"sku":"","price":10.0,"currency_code":"EUR","in_stock":true},{"title":"No. 5","offer_id":40333905100843,"sku":"","price":10.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250426_125212.jpg?v=1756288475"},{"product_id":"amatista-chevron-cabujones-ovalados-grandes","title":"Chevron Amethyst Oval Cabochon · 5 Pieces 42-47 mm","description":"\u003cp\u003eLarge format chevron amethyst oval cabochon: five individual pieces 42-47 mm long by 18-23 mm wide and 7-10 mm thick. The chevron pattern displays alternating V-bands of purple quartz and white quartz with exceptional clarity in this size range.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eChevron Amethyst (Purple quartz banded with white quartz, SiO₂, trigonal system)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e42-47 mm long × 18-23 mm wide × 7-10 mm thick depending on selected piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eFreeform oval, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7 Mohs — suitable for rings, pendants, and earrings in regular use\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from a wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece type\u003c\/th\u003e\n\n\u003ctd\u003eAvailable in 5 formats (ChA1 to ChA5) — each is a unique individual piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eIn the 42-47 mm range, the chevron pattern achieves its sharpest visual readability: the V-bands are wide enough for the design to be recognizable from a distance and detailed enough to be interesting up close. The length-to-width ratio of these ovals (approximately 1:2.1) is suitable for vertical pendants where the stone forms the central axis of the piece.\u003c\/p\u003e\u003ch2\u003eThe chevron pattern in amethyst\u003c\/h2\u003e\n\u003cp\u003eChevron amethyst — also called \"dogtooth amethyst\" or \"amethyst with quartz\" — forms when quartz crystals grow in alternating layers of two varieties: purple quartz (amethyst, colored by Fe⁴⁺ color centers in the lattice) and hyaline or milky quartz (white or transparent quartz). The layers are deposited in a V-shape following the pyramidal faces of the growing crystal, creating the chevron pattern that becomes visible when cut perpendicular to the growth axis. This type of banding cannot be reproduced synthetically: it is a crystallographic signature of natural growth.\u003c\/p\u003e\n\n\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e925 silver statement ring\u003c\/strong\u003e — the size and prominent pattern make this piece.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eVertical pendant in a silver setting\u003c\/strong\u003e — the elongated format lends itself to a pendant setting where.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the flat back facilitates wrapping with silver wire.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eAmethyst in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eThe name comes from the Greek \u003cem\u003eamethystos\u003c\/em\u003e, \"not intoxicated\": the Greeks and Romans believed that wearing amethyst or drinking from a goblet carved from it prevented drunkenness. Dionysus the Younger had an amethyst goblet that the gods used. In the Old Testament, amethyst was the ninth stone on the High Priest's breastplate. Catholic bishops historically wear an amethyst ring as a symbol of spiritual sobriety, a tradition that continues to this day in the Roman rite. In crystal traditions, chevron amethyst amplifies the classic association of amethyst with wisdom and calm, adding the duality that the banded pattern suggests: the ability to contain contrasts without losing coherence.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine chevron amethyst\u003c\/h2\u003e\n\u003cp\u003eAuthentic chevron amethyst shows clearly visible V-bands with alternating violet and white\/transparent. Under magnification, the violet areas exhibit characteristic quartz inclusions: rutile needles, angular cleavage planes, or the typical \"fern marks\" of growth zones. The distribution of violet color is zonal (more intense in certain layers), not uniform: a perfectly homogeneous violet color throughout the piece would indicate dye or synthetic stone. A hardness of 7 Mohs scratches glass effortlessly.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eAre these genuine or synthetic stones?\u003c\/h3\u003e\n\u003cp\u003eNatural untreated chevron amethyst. The V-pattern of the growth bands cannot be replicated in hydrothermal synthesis with this natural distribution.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between the 5 pieces?\u003c\/h3\u003e\n\u003cp\u003eEach piece (ChA1 to ChA5) is an individual cabochon with its own dimensions and unique distribution of the chevron pattern.\u003c\/p\u003e\n\u003ch3\u003eCan it be used in an everyday ring?\u003c\/h3\u003e\n\u003cp\u003eWith a hardness of 7 Mohs, it is suitable for regular use with a setting that protects the stone. Avoid direct impacts against hard surfaces: quartz scratches glass but can be.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"ChA1-42x18x7mm","offer_id":40333905362987,"sku":"","price":8.5,"currency_code":"EUR","in_stock":true},{"title":"ChA2-45x20x7mm","offer_id":40333905395755,"sku":"","price":8.5,"currency_code":"EUR","in_stock":true},{"title":"ChA3-43x20x8mm","offer_id":40333905428523,"sku":"","price":8.5,"currency_code":"EUR","in_stock":false},{"title":"ChA4-47x23x8mm","offer_id":40333905461291,"sku":"","price":8.5,"currency_code":"EUR","in_stock":true},{"title":"ChA5-47x19x10mm","offer_id":40333905494059,"sku":"","price":8.5,"currency_code":"EUR","in_stock":true},{"title":"ChA6-43x22x8mm","offer_id":40333905526827,"sku":"","price":8.5,"currency_code":"EUR","in_stock":true},{"title":"ChA7-51x22x8mm","offer_id":40333905559595,"sku":"","price":8.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/large-chevron-amethyst-oval-cabochon-909633.jpg?v=1699550572"},{"product_id":"raiz-de-palma-fosilizada-de-indonesia-cabujones-ovalados","title":"Fossilized Palm Root Oval Cabochons","description":"\u003cp\u003eIndonesian petrified palm root oval cabochon, 51–57 × 22–24 mm. Mirror polish on convex face, flat back. The pattern of silicified vascular cells —palm tissue converted into mineral— makes each of these pieces unique.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003ePetrified palm root (silicified chalcedony)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e51–57 × 22–24 × 5–6 mm depending on variation (±0.5 mm)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eFreeform oval, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6.5–7 Mohs — we recommend closed bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eIndonesia (Java \/ Kalimantan)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eAvailable in 2 oval variations\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe elongated oval format (~51–57 × 22–24 mm) favors longitudinal pendants: the piece hangs centrally, and its width-to-length ratio is visually dynamic. Compared to the XL teardrop format in the catalog, this oval is more contained and fits silver settings without needing a fully custom bezel. The background color ranges from beige, toasted brown, to gray depending on the variation.\u003c\/p\u003e\n\n\u003ch2\u003eHow petrified palm root is formed\u003c\/h2\u003e\n\u003cp\u003eSilicification occurs when plant tissue is buried in volcanic sediments rich in dissolved silica. SiO₂ replaces organic matter atom by atom without altering the cellular geometry. In Indonesia, this process occurred in Neogene basins (5–23 M.a.), preserving the vascular architecture of the original palm with microscopic detail.\u003c\/p\u003e\n\n\u003ch2\u003eWhat mounting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendants with bezel in 925 silver or copper\u003c\/strong\u003e — the elongated oval proportion works well for vertical pendants; a simple bezel allows the pattern to take center stage.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBrass or bronze settings\u003c\/strong\u003e — the warm tones of brass complement the beige and brown of the fossil.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — flat back facilitates anchoring; the oval shape is compatible with medium variation weaves.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003ePetrified palm root in the lapidary market\u003c\/h2\u003e\n\u003cp\u003eIt is mainly extracted in Java and Kalimantan, where Neogene volcanic sedimentary deposits have preserved plant structures for millions of years. In the international lapidary market, it is known as \"palm root fossil\" or \"petrified palm root,\" prized for the regularity and size of its cellular pattern. In crystal traditions, it is associated with grounding, patience, and connection to deep time.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine petrified palm root\u003c\/h2\u003e\n\u003cp\u003eThe pattern should be three-dimensional under magnification: cells with real depth, not a surface print. Hardness ~6.5–7 Mohs; not scratched by a steel knife. Resin imitations are notably lighter than silica.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs the pattern natural or printed?\u003c\/h3\u003e\n\u003cp\u003eNatural. Cellular microstructure of palm preserved in silica for millions of years. No detectable treatment; statement based on lapidary observation.\u003c\/p\u003e\n\u003ch3\u003eWhat setting is it designed for?\u003c\/h3\u003e\n\u003cp\u003eWe recommend a closed bezel in 925 silver, copper, or brass. The oval proportion is compatible with standard bezel templates for pendants.\u003c\/p\u003e\n\u003ch3\u003eHow do I know which variation is mine?\u003c\/h3\u003e\n\u003cp\u003eEach variation has its exact dimensions in the name. The piece you receive corresponds to the selected variation number.\u003c\/p\u003e\n\u003ch3\u003eAre the measurements exact?\u003c\/h3\u003e\n\u003cp\u003eTolerance ±0.5 mm, as these are individual freeform pieces.\u003c\/p\u003e\n\u003ch3\u003eIs it the same material as the teardrop format?\u003c\/h3\u003e\n\u003cp\u003eYes, same mineral and origin. The difference is the shape: this listing offers an elongated oval (51–57 × 22–24 mm); the other offers XL teardrop sizes (46–68 mm).\u003c\/p\u003e\n\u003ch3\u003eHow do I care for it?\u003c\/h3\u003e\n\u003cp\u003eWarm water and neutral soap, dry with a soft cloth. Avoid ultrasonics. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eView collection: \u003ca href=\"\/en\/collections\/cabujones\"\u003ejewelry cabochons\u003c\/a\u003e. See also \u003ca href=\"\/en\/collections\/lapidario\"\u003elapidary selection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"7-51x22x5mm","offer_id":40333905887275,"sku":"","price":12.0,"currency_code":"EUR","in_stock":true},{"title":"11-57x24x6mm","offer_id":40333906018347,"sku":"","price":15.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/Ra_z_de_Palma_Fosilizada_de_Indonesia_Cabujones_Ovalados.jpg?v=1746539850"},{"product_id":"cabujones-ovalados-de-broncita","title":"Bronzite Oval Cabochon · 4 Sizes","description":"\u003cp\u003eBronzite oval cabochon in four individual formats (31-36 mm). Each piece displays the characteristic bronzite schiller: a golden-coppery metallic flash that emerges with glancing light, produced by ilmenite lamellae within the pyroxene. Dark green-brown base color with vitreous luster.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eBronzite (enstatite with iron, pyroxene group, (Mg,Fe)SiO₃)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e31-36 mm long × 16-24 mm wide × 5-6 mm thick depending on format\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eFreeform oval, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polished\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e5-6 Mohs — we recommend a closed bezel setting for ring use\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece type\u003c\/th\u003e\n\n\u003ctd\u003eAvailable in 4 formats (pieces 8, 11, 12, 14) — each one is individual\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe bronzite schiller has a more golden-bronze tone than hypersthene, consistent with its lower iron proportion (Fe\/(Fe+Mg) \u0026lt; 0.3). Under pinpoint light, all four pieces show the effect to varying extents: some with the glow concentrated in the central area, others with reflections covering the entire face of the cabochon. The 5-6 mm thickness allows for standard medium-depth bezels.\u003c\/p\u003e\n\n\u003ch2\u003eThe bronzite schiller effect\u003c\/h2\u003e\n\u003cp\u003eSchiller is an aventurescence that occurs when ilmenite inclusions (FeTiO₃), exsolved into lamellae parallel to the {100} crystal plane during the slow cooling of magma, selectively reflect yellow-red wavelengths of the visible spectrum. Bronzite differs from hypersthene in its lower iron content, which gives it a more golden schiller and a warmer base color.\u003c\/p\u003e\n\n\u003ch2\u003eWhat mounting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStatement ring in 925 silver\u003c\/strong\u003e — the bronzite schiller contrasts with silver in such a way that the stone seems to change metal depending on the angle.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendant in silver or copper\u003c\/strong\u003e — copper directly complements the bronze tone; silver offers maximum contrast with the mineral's brown-green.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap with copper or brass\u003c\/strong\u003e — the metallic tone of the wire is consistent with the schiller, producing a chromatically very unified piece.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMacrame\u003c\/strong\u003e — in the largest format (36×24 mm) the size and weight are suitable for a central cabochon in a macrame necklace.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eBronzite in tradition\u003c\/h2\u003e\n\u003cp\u003eThe name derives from the Latin \"bronze\" due to its characteristic luster. It is a common component of chondrites (stony meteorites), which has fueled its cultural association with the cosmic and the ancient. In crystal tradition, it is associated with equanimity and steadfastness of purpose.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eDoes the schiller disappear over time?\u003c\/h3\u003e\n\u003cp\u003eNo. It comes from ilmenite inclusions within the mineral, not a surface coating. It cannot be erased with normal use or cleaning.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between the 4 formats?\u003c\/h3\u003e\n\u003cp\u003eEach piece (8, 11, 12, 14) has different dimensions (31-36 mm × 16-24 mm) and an individual schiller distribution and intensity.\u003c\/p\u003e\n\u003ch3\u003eCan it be used in an everyday ring?\u003c\/h3\u003e\n\u003cp\u003eAt 5-6 Mohs, it is viable in a ring with a medium-high walled closed bezel. Avoid harsh direct impacts on the cabochon face.\u003c\/p\u003e\n\u003ch3\u003eHow is it cared for?\u003c\/h3\u003e\n\u003cp\u003eClean with a dry or slightly damp cloth without abrasives. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecomplete cabochon collection\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/anillos\"\u003ehandmade rings\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"8-36x24x6mm","offer_id":40333906116651,"sku":"","price":7.65,"currency_code":"EUR","in_stock":false},{"title":"11-31x17x6mm","offer_id":40333906214955,"sku":"","price":7.65,"currency_code":"EUR","in_stock":true},{"title":"12-36x16x5mm","offer_id":40333906247723,"sku":"","price":7.0,"currency_code":"EUR","in_stock":true},{"title":"14-35x22x5mm","offer_id":40333906313259,"sku":"","price":7.65,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250920_152717_44cf849f-4dc8-46a0-b40e-33d148e719f7.jpg?v=1763737532"},{"product_id":"broncita-cabujones-ovalados","title":"Bronzite Oval Cabochon · 7 Unique Pieces","description":"\u003cp\u003eSeven large oval bronzite cabochons (36-42 × 22-26 mm), each a unique numbered piece. The golden-brown surface changes with the light due to the schiller effect produced by the internal metallic lamellae.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Information\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eBronzite (hypersthene enstatite, magnesian-ferrous pyroxene)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions per piece\u003c\/th\u003e\n\n\u003ctd\u003enr.1: 39×22×7 mm · nr.2: 41×24×5 mm · nr.3: 42×26×6 mm · nr.4: 40×23×4 mm · nr.5: 38×25×6 mm · nr.6: 37×25×5 mm · nr.7: 36×24×4 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eOval, free-form, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polished\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e5-6 Mohs — we recommend a closed bezel setting to protect the edges on pieces for regular use\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired in wholesale market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eType of piece\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece (each number is a non-repeatable piece)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis particular piece\u003c\/h2\u003e\n\u003cp\u003eThe most striking visual effect of bronzite is the schiller: a bronze-golden metallic flash that moves across the surface as the piece is moved. This effect is produced by lamellae of ilmenite or iron oxides arranged in parallel planes within the mineral. The intensity of the schiller varies from piece to piece — some are more golden, others more copper-brown.\u003c\/p\u003e\n\u003cp\u003eIn this lot, the sizes are large (36-42 mm major axis), making them ideal statement pieces for central pendants or large table rings. The thickness varies between 4 and 7 mm: thinner pieces (nr.2, nr.4, nr.6) are lighter for pendants; thicker ones (nr.1, nr.3, nr.5) have more mass and visual presence.\u003c\/p\u003e\n\n\u003ch2\u003eHow the schiller effect forms in bronzite\u003c\/h2\u003e\n\u003cp\u003eBronzite is a variety of hypersthene enstatite (pyroxene) with an iron content that favors the exsolution of titanium oxide and ilmenite lamellae during rock cooling. These lamellae are oriented parallel to the cleavage planes of the pyroxene. When light strikes the polished surface, it reflects differently off each lamella, creating the metallic flash that characterizes this stone.\u003c\/p\u003e\n\n\u003ch2\u003eFor what setting it works\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendants with 925 silver bezel\u003c\/strong\u003e — the large size (36-42 mm) is suitable for statement pendants; a closed bezel in oxidized or burnished silver complements the golden-brown tones of bronzite well\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLarge rings with silver settings\u003c\/strong\u003e — medium thickness pieces (5-6 mm) fit well into high table settings for statement rings; a hardness of 5-6 Mohs makes occasional use or full bezel protection advisable\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the flat back facilitates wire anchoring; the large size allows for the distribution of spirals and knots across the entire back surface\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eBronzite in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eBronzite takes its name from bronze due to the characteristic metallic luster that distinguishes it from other pyroxenes. The main quality deposits are found in Austria (Styria, where it was named), India, South Africa, and Norway.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine bronzite\u003c\/h2\u003e\n\u003cp\u003eAuthentic bronzite has a dark brown to olive-brown background with metallic flashes visible at different angles. It does not have a uniform vitreous luster — the luster is submetallic and changes with movement. Hypersthene (a related mineral) has a more violet-gray schiller. Brown glass does not produce any light movement effect.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eDoes each number correspond to a specific, unique piece?\u003c\/h3\u003e\n\u003cp\u003eYes. Each number (nr.1 to nr.7) is a unique piece with the exact dimensions indicated in the table. Once sold, that specific piece will not be restocked.\u003c\/p\u003e\n\u003ch3\u003eDoes a hardness of 5-6 Mohs allow it to be used in an everyday ring?\u003c\/h3\u003e\n\u003cp\u003eWith a closed bezel that protects the edge, it is viable for moderate use. For rings for intense daily use, we recommend using high bezels that surround the entire edge and avoiding direct impacts against hard surfaces. For a pendant, the hardness is completely suitable.\u003c\/p\u003e\n\u003ch3\u003eIs the metallic flash a treatment or coating?\u003c\/h3\u003e\n\u003cp\u003eNo. The schiller effect is completely natural, produced by lamellae of metallic oxides formed during the crystallization of the mineral. There is no coating or treatment applied.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003eall cabochons\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/anillos\"\u003eartisan rings\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/colgantes\"\u003eartisan pendants\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"1-39x22x7mm","offer_id":40333906378795,"sku":"","price":8.5,"currency_code":"EUR","in_stock":true},{"title":"2-41x24x5mm","offer_id":40333906411563,"sku":"","price":11.0,"currency_code":"EUR","in_stock":false},{"title":"3-42x26x6mm","offer_id":40333906444331,"sku":"","price":7.8,"currency_code":"EUR","in_stock":false},{"title":"4-40x23x4mm","offer_id":40333906477099,"sku":"","price":12.0,"currency_code":"EUR","in_stock":true},{"title":"5-38x25x6mm","offer_id":40333906509867,"sku":"","price":7.8,"currency_code":"EUR","in_stock":true},{"title":"6-37x25x5mm","offer_id":40333906542635,"sku":"","price":7.8,"currency_code":"EUR","in_stock":true},{"title":"7-36x24x4mm","offer_id":40333906575403,"sku":"","price":7.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/high-grade-bronzite-oval-cabochons-lot-1-765583.jpg?v=1699551104"},{"product_id":"cabujon-rectangular-de-labradorita-43x17mm","title":"Rectangular Labradorite Cabochon 43x17mm","description":"\u003cp\u003eRectangular labradorite cabochon in a long baguette cut (43×17 mm) with electric blue and golden labradorite. Flat polished back, gently domed top face. Unusual proportions that make the jewel a statement piece.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eLabradorite (plagioclase feldspar, anorthite-albite series)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e43×17 mm (length × width). Variation of ±0.5 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eElongated rectangular (baguette), flat polished back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6–6.5 Mohs — suitable for a ring with side bezel; functional wire wrap\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from a wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated. The labradorite is structural (not dyed)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eType of piece\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis particular piece\u003c\/h2\u003e\n\u003cp\u003eThe rectangular format is uncommon in labradorite — most cabochons are offered in oval or teardrop shapes. The baguette proportion (43×17 mm, 2.5:1 ratio) distributes the labradorite in a luminous horizontal band that runs the entire length when the angle of light changes. The main flash is electric blue with a transition to gold; the back is perfectly flat.\u003c\/p\u003e\n\n\u003ch2\u003eHow labradorite forms\u003c\/h2\u003e\n\u003cp\u003eLabradorite (Schiller effect) is produced by alternating layers of albite and anorthite on a nanoscale, which interleave through exsolution during magma cooling. These lamellae act as a diffraction grating: light undergoes interference and reinforces certain colors depending on the thickness and angle. In unfractured and well-oriented pieces, the flash is clean and deep.\u003c\/p\u003e\n\n\u003ch2\u003eWhat mounting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCentral pendant in 925 silver bezel\u003c\/strong\u003e — the horizontal format is ideal for a medallion pendant; oxidized silver contrasts with the blue flash.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStatement ring\u003c\/strong\u003e — 43×17 mm is the scale of a statement ring; the long bezel showcases the labradorite to its full extent.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the perfectly flat back facilitates the wire base; the long format offers a good surface for the metal structure.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eLabradorite in tradition\u003c\/h2\u003e\n\u003cp\u003eScientifically described in 1770 on the Labrador Peninsula, the Inuit people already knew it as a stone of power. The Finnish variety with greater color saturation (spectrolite) was enormously popular in Victorian and Arts \u0026amp; Crafts jewelry. In crystal tradition, it is associated with intuition and transformation.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs the color natural or treated?\u003c\/h3\u003e\n\u003cp\u003eThe labradorite is 100% natural: a structural optical phenomenon produced by the internal microstructure. No detectable treatment.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for an everyday ring?\u003c\/h3\u003e\n\u003cp\u003eWith 6–6.5 Mohs, it withstands daily use; for everyday wear, we recommend a bezel that protects the edges and avoids side impacts.\u003c\/p\u003e\n\u003ch3\u003eWhy is the flash only visible at some angles?\u003c\/h3\u003e\n\u003cp\u003eLabradorite is anisotropic: the internal layers are oriented in a specific plane and only produce the flash when light strikes almost perpendicularly to that plane.\u003c\/p\u003e\n\u003ch3\u003eWhat metal complements it best?\u003c\/h3\u003e\n\u003cp\u003e925 silver is the classic pairing; copper creates a warm contrast that is particularly striking for wire wrap.\u003c\/p\u003e\n\u003ch3\u003eHow is it cared for?\u003c\/h3\u003e\n\u003cp\u003eClean with a soft, slightly damp cloth. Avoid ultrasound and steam. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eMore about labradorite: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/labradorita\"\u003eproperties, meaning and uses\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochon collection\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/anillos\"\u003ehandmade rings\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"Default Title","offer_id":40333906673707,"sku":"","price":22.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/big-rectangular-labradorite-cabochon-nr-1-139664.jpg?v=1699553022"},{"product_id":"cabujon-larimar-forma-libre","title":"Larimar Freeform · 36×17 mm","description":"\u003cp\u003eFreeform larimar cabochon measuring 36×17×5 mm, featuring the characteristic turquoise blue palette and white veins of this unique mineral. An exclusive piece from the Dominican Republic, the world's only known source of larimar.\u003c\/p\u003e\u003ch2\u003eItem Details\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMineral\u003c\/th\u003e\n\u003ctd\u003eLarimar (Blue Pectolite, NaCa₂Si₃O₈(OH), triclinic system)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e36 × 17 × 5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\u003ctd\u003eElongated freeform, flat back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHardness\u003c\/th\u003e\n\u003ctd\u003e4.5-5 Mohs — we recommend a closed bezel setting; avoid use in impact rings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eDominican Republic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTreatment\u003c\/th\u003e\n\u003ctd\u003eUntreated — blue color due to copper in the pectolite structure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType of piece\u003c\/th\u003e\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eThis specific piece\u003c\/h2\u003e\u003cp\u003eThe background of this piece is a medium-high intensity turquoise blue with white veins that draw a seascape on the cabochon's face. The veins are not straight lines but irregular curves that branch and intersect, following the cleavage planes of pectolite and the contours of the mineral fibers. The visual effect changes with the viewing angle: from the front, it shows the dominant blue; at an angle, the white veins catch the light and contrast with the background.\u003c\/p\u003e\u003ch2\u003eLarimar in mineralogy\u003c\/h2\u003e\u003cp\u003eLarimar is a blue variety of pectolite, a sodium and calcium inosilicate. The blue color, which can vary from light, almost white blue to intense sky blue, comes from copper ions (Cu²⁺) that partially substitute calcium in the crystal structure. Common pectolite is white or gray; only in the Los Chupaderos region, near Barahona (Quisqueya, Dominican Republic), is the variety with enough copper to produce the blue found. The deposit forms in pockets of volcanic basalt infiltrated by hydrothermal fluids rich in copper, calcium, and sodium. Extraction is artisanal and small-scale, which limits the availability of high-quality pieces.\u003c\/p\u003e\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePendant with 925 silver bezel\u003c\/strong\u003e — the elongated shape and blue of larimar are a perfect combination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStatement ring with high protection bezel\u003c\/strong\u003e — the low hardness (4.5-5 Mohs) makes a bezel essential.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire wrap with silver wire\u003c\/strong\u003e — the freeform shape is especially versatile in wire wrap because.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eLarimar in lapidary tradition\u003c\/h2\u003e\u003cp\u003eLarimar was rediscovered in 1974 by Miguel Méndez and American Peace Corps volunteer Norman Rilling on a beach in Barahona province. Méndez named it by combining \"Larissa\" (his daughter) and \"mar\" (sea), due to the mineral's marine color. Although pectolite had been known since the 19th century, the blue variety from the Dominican Republic was not mineralogically documented until that year. The Taíno people, a pre-Columbian Caribbean indigenous group, already knew the mineral and called it the \"blue stone of the sea\"; some archaeologists have found fragments in Taíno settlements. In crystal tradition, larimar is associated with oceanic serenity and the ability to calm an overactive mind — a stone, according to tradition, that helps find one's own rhythm when the environment demands too much.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\u003ch2\u003eHow to recognize genuine larimar\u003c\/h2\u003e\u003cp\u003eAuthentic larimar has a blue color with white veins that follow planes of pectolite fibers oriented in different directions, creating irregular and organic patterns. The density is high (2.85 g\/cm³) for its size — a piece of larimar weighs noticeably more than a resin imitation of the same size. Under magnification, the characteristic fibrous texture of pectolite can be seen. Imitations of dyed turquoise (bluish howlite or magnesite) do not have the fibrous texture of larimar, and the color tends to be more homogeneous and less deep. Green larimar (with more copper) or very pale blue exists naturally; it does not indicate dye.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eIs it genuine larimar or dyed pectolite?\u003c\/h3\u003e\u003cp\u003eIt is natural blue pectolite (larimar) without dye treatment. The color comes from copper ions in the crystal structure.\u003c\/p\u003e\u003ch3\u003eWhy is the hardness low?\u003c\/h3\u003e\u003cp\u003ePectolite has a hardness of 4.5-5 Mohs, lower than quartz (7) but comparable to apatite.\u003c\/p\u003e\u003ch3\u003eIs it color-treated?\u003c\/h3\u003e\u003cp\u003eNo detectable treatment. Larimar's blue is inherent to the mineralogy of pectolite with copper.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"36x17x5mm","offer_id":40333907034155,"sku":"","price":18.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/freeform-larimar-cabochon-359450.jpg?v=1699551589"},{"product_id":"agata-de-botsuana-cabujon-rectangular-y-ovalado","title":"Botswana Agate Rectangular and Oval Cabochon","description":"\u003cp\u003eBotswana agate cabochon in two formats: rectangular (~32×14 mm) and oval (~25×18 mm). The concentric pink-gray-white banding of Botswana agate — the finest and most delicate of all African agates — makes each piece unique.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eBotswana Agate (microcrystalline chalcedony, banded agate variety)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eRectangular format: ~32×14×5 mm \/ Oval format: ~25×18×5 mm. Variation of ±0.5 mm due to hand carving.\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eRectangular or oval (select in variants), flat polished back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6.5–7 Mohs — suitable for rings and daily wear\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eBotswana (Southern Africa)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo detectable treatment. Color from native trace minerals in the Botswana deposit\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece (select format in variants)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eBotswana agate is characterized by its extremely fine bands — between 0.1 and 0.5 mm thick — in a palette that combines soft pink, lavender gray, creamy white and, in some specimens, a warm brown stripe in the center. This fineness of banding is the mark of authenticity of Botswana agate compared to other African agates with coarser banding.\u003c\/p\u003e\u003ch2\u003eHow Botswana Agate is Formed\u003c\/h2\u003e\n\u003cp\u003eBotswana agates were formed approximately 1.1 billion years ago in basaltic lava voids of the Waterberg volcanic belt. Hydrothermal solutions rich in silica were deposited in concentric layers from the walls to the center of the cavity, each layer reflecting a cycle of fluid activity with distinct concentrations of iron oxides, manganese, and other traces that give the pink, gray, and brown tones. The exceptional fineness of the bands is explained by the slow pace of the process: millions of years of very gradual deposition in sealed cavities.\u003c\/p\u003e\n\n\u003ch2\u003eFor what mounting it works\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBezeled pendant (925 silver)\u003c\/strong\u003e — the rectangular format is ideal for an elongated pendant or for.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStatement ring (oval format)\u003c\/strong\u003e — the oval ~25×18 mm is a generously sized cabochon.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eOrganic wire wrap\u003c\/strong\u003e — Botswana agate is a common choice in wire.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMacramé\u003c\/strong\u003e — the rectangular format, with its 5 mm thickness, has.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eBotswana agate in history\u003c\/h2\u003e\n\u003cp\u003eBotswana has been the largest producer of banded agate in Southern Africa since the 1970s, when the local lapidary industry began to develop as part of post-independence economic growth (1966). Botswana agate has no documented history in indigenous Southern African cultures — it was simply rock until international lapidary trade discovered it — but in recent decades it has become one of the identity materials of exported African artisan jewelry.\u003c\/p\u003e\n\u003cp\u003eIn crystal tradition, Botswana agate (serenity, internal order, attention to detail) is appreciated by jewelers seeking a sophisticated-looking mineral without the rarity and price of precious materials.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to Recognize Genuine Botswana Agate\u003c\/h2\u003e\n\u003cp\u003eGenuine Botswana agate banding has extremely fine stripes (sub-millimeter in many cases), with soft colors in a scale of pinks, grays, and whites. Imitations in dyed agate tend to have bands of more saturated and unrealistic colors (electric blue, fluorescent pink). When held up to light, genuine chalcedony allows some light to pass through in the more translucent areas; plastic or glass are uniformly opaque or translucent without gradation. The temperature to the touch is noticeably cooler than glass.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre the bands visible to the naked eye?\u003c\/h3\u003e\n\u003cp\u003eYes. The banding of Botswana agate is visible to the naked eye in good lighting conditions.\u003c\/p\u003e\n\u003ch3\u003eWhich of the two formats has more band variation?\u003c\/h3\u003e\n\u003cp\u003eThe rectangular one shows the banding in longitudinal section (bands running along the length), which can give the effect of.\u003c\/p\u003e\n\u003ch3\u003eIs the pink color a treatment?\u003c\/h3\u003e\n\u003cp\u003eNo. The pink-lavender of Botswana agate is natural color produced by traces of manganese and iron oxides.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"15-32x14x5mm","offer_id":40333907165227,"sku":"","price":6.4,"currency_code":"EUR","in_stock":true},{"title":"19-25x18x5mm","offer_id":40333907296299,"sku":"","price":6.4,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250426_123353_-_copia.jpg?v=1756291975"},{"product_id":"cabujones-de-cuarzo-con-rutilo-dorado-en-forma-de-lagrima","title":"Rutilated Quartz Teardrop · 17-35 mm","description":"\u003cp\u003eTen teardrop-shaped quartz cabochons with golden rutile needles, between 17×12 and 35×23 mm. Two pieces (no.18 and no.19) are slightly smoky. Each piece is unique with its own rutile density and distribution.\u003c\/p\u003e\n\n\u003ch2\u003eItem Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eQuartz with rutile (TiO₂) inclusions, some pieces with a smoky hue\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions per piece\u003c\/th\u003e\n\n\u003ctd\u003eno.14: 32×19×7 mm · no.15: 35×23×9 mm · no.16: 31×19×9 mm · no.17: 32×16×6 mm · no.18: 32×19×8 mm · no.19: 33×15×7 mm · no.20: 27×15×9 mm · no.21: 22×15×9 mm · no.22: 21×16×9 mm · no.23: 17×12×7 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eFreeform teardrop, slightly domed back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polished\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7 Mohs — suitable for pendants and earrings; we recommend a closed bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eBrazil\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece (each number is one-of-a-kind)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe pieces in this lot range from the largest (no.15: 35×23 mm, almost the size of a walnut) to the most compact (no.23: 17×12 mm, suitable for a minimalist earring or pendant).\u003c\/p\u003e\n\u003cp\u003eNo.18 and no.19 are slightly smoky: the quartz has a faint grayish-brown hue that darkens the background and makes the golden rutile needles stand out even more by contrast. This characteristic is completely natural — the smoky quartz variety comes from natural irradiation within the rock over millions of years.\u003c\/p\u003e\n\n\u003ch2\u003eHow rutile needles form in quartz\u003c\/h2\u003e\n\u003cp\u003eRutile (TiO₂) needles crystallize in pegmatitic rocks at high temperatures before quartz forms around them. Once formed, the rutile crystals are enclosed within the growing quartz as needles oriented along the crystallographic axes. The golden-copper color of rutile comes from iron impurities in the TiO₂ structure.\u003c\/p\u003e\n\n\u003ch2\u003eFor which mounting it works\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendant with 925 silver bezel\u003c\/strong\u003e — the teardrop shape is classic for pendants; white silver maximizes the visibility of the golden rutile inside the quartz; medium sizes (no.14, no.17, no.19) are the most balanced for daily wear\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eEarrings with silver setting (small pieces)\u003c\/strong\u003e — no.23 (17×12 mm) and no.21-22 (21-22 mm) are suitable sizes for earrings without being excessively heavy\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the teardrop shape is one of the most common in classic wire wrap; the slightly domed back adapts well to spiral wire anchoring; transparent quartz allows the back wire to be seen from the front when using very fine wire\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eRutilated quartz in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eRutilated quartz was called \"Cheveux de Vénus\" (Venus' hair) by 18th-century European lapidaries, referring to the fine golden needles that look like hairs trapped in crystal. It is also called \"Love Arrows\" or \"Angel Hair\" in different jewelry traditions.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine rutilated quartz\u003c\/h2\u003e\n\u003cp\u003eGenuine rutile needles are three-dimensional, visible within the crystal at all angles, with their own metallic luster and natural terminations that follow the crystallographic orientation of the quartz. Glass with painted \"inclusions\" has marks on the surface or between layers and does not have three-dimensional metallic luster.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is the difference between transparent and slightly smoky pieces?\u003c\/h3\u003e\n\u003cp\u003eClear pieces (no.14-17, no.20-23) have hyaline quartz with no background coloration, maximizing transparency. Smoky pieces (no.18 and no.19) have a faint grayish-brown hue that darkens the background and creates greater contrast with the golden needles, making the rutile even more visually striking.\u003c\/p\u003e\n\u003ch3\u003eIs the smoky tone of no.18 and no.19 a treatment?\u003c\/h3\u003e\n\u003cp\u003eNo. Smoky quartz is natural: the coloration comes from color centers created by natural irradiation within the rock. No treatment applied.\u003c\/p\u003e\n\u003ch3\u003eWhich pieces are suitable for earrings versus pendants?\u003c\/h3\u003e\n\u003cp\u003eFor earrings: no.23 (17×12 mm) and no.21-22 (~21 mm). For pendants: no.14 to no.20, especially those with a thickness of 7-8 mm. No.15 (35×23×9 mm) is the largest and suitable for a large format focal pendant.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003eall cabochons\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/colgantes\"\u003ehandmade pendants\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/pendientes\"\u003ehandmade earrings\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"14-32x19x7mm","offer_id":40333907755051,"sku":"","price":7.0,"currency_code":"EUR","in_stock":true},{"title":"15-35x23x9mm","offer_id":40333907787819,"sku":"","price":14.0,"currency_code":"EUR","in_stock":false},{"title":"16-31x19x9mm","offer_id":40333907820587,"sku":"","price":14.0,"currency_code":"EUR","in_stock":false},{"title":"17-32x16x6mm","offer_id":40333907853355,"sku":"","price":12.0,"currency_code":"EUR","in_stock":true},{"title":"18-32x19x8mm","offer_id":40333907886123,"sku":"","price":14.0,"currency_code":"EUR","in_stock":true},{"title":"19-33x15x7mm","offer_id":40333907918891,"sku":"","price":15.0,"currency_code":"EUR","in_stock":false},{"title":"20-27x15x9mm","offer_id":40333907951659,"sku":"","price":11.0,"currency_code":"EUR","in_stock":false},{"title":"21-22x15x9mm","offer_id":40333907984427,"sku":"","price":10.0,"currency_code":"EUR","in_stock":false},{"title":"22-21x16x9mm","offer_id":40333908017195,"sku":"","price":10.0,"currency_code":"EUR","in_stock":true},{"title":"23-17x12x7mm","offer_id":40333908049963,"sku":"","price":7.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/gold-rutilated-quartz-tearshape-cabochons-751081.jpg?v=1699551483"},{"product_id":"cabujones-ovalados-con-rutilo-dorado","title":"Golden Rutilated Quartz · Oval Cabochon","description":"\u003cp\u003eOval cabochons of hyaline quartz with golden rutile needles trapped inside the stone. Each piece is unique: the orientation, density, and thickness of the needles determine the internal light pattern. 5 numbered pieces available, from 24 to 36 mm. Hardness 7 Mohs — suitable for rings, pendants, and earrings.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eRutilated quartz (hyaline quartz with rutile TiO₂ inclusions)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eNo.8: 34×21×7 mm · No.9: 36×19×10 mm · No.10: 33×17×10 mm · No.11: 27×17×5 mm · No.12: 24×17×9 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eOval, flat polished back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7 Mohs — suitable for rings, pendants, and earrings without mounting restrictions\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eBrazil\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo detectable treatment. Statement based on lapidary observation; no formal gemological certification.\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eType of piece\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece (each number is an individual stone)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis particular piece\u003c\/h2\u003e\n\u003cp\u003eRutile forms inside quartz during crystal growth: titanium dioxide crystals grow parallel or crisscrossing along the quartz planes, creating patterns ranging from a single thick needle to dense networks that diffuse light like a golden mesh. The photograph of each numbered piece precisely documents that pattern — what you see is what you get.\u003c\/p\u003e\n\u003cp\u003ePieces with greater height (No.9 and No.10 with 10 mm) are especially suitable for high-setting mounts that frame the stone from the side. Flatter pieces (No.11 and No.8) work better in low-setting bezels or in wire wrap where the wire encloses the perimeter without needing great height.\u003c\/p\u003e\n\n\u003ch2\u003eHow rutile inclusions are formed\u003c\/h2\u003e\n\u003cp\u003eRutile (TiO₂) crystallizes at high temperatures in the same environment as quartz. During the cooling of the rock, when the quartz is still in a fluid phase, rutile crystals grow inside it. As the quartz solidifies, it remains perfectly transparent around the needles, which become trapped forever.\u003c\/p\u003e\n\n\u003ch2\u003eWhat mounting works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBezel setting (925 silver or other precious metals)\u003c\/strong\u003e — 7 Mohs hardness imposes no mounting restrictions; the bezel can be open at the base so that light passes through the quartz and activates the golden needles\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRings and pendants with a back window\u003c\/strong\u003e — an open-backed bezel or one with a window allows backlighting to illuminate the inclusions from behind, multiplying the visual effect\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the flat back facilitates wire anchoring; the transparent quartz shows the wrapping wire also from the front face, creating an integrated stone-metal composition\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eRutilated quartz in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eRutilated quartz has been carved as an ornamental stone since antiquity, although its mineralogical name is modern.\u003c\/p\u003e\n\u003cp\u003eIn crystal tradition, rutilated quartz is associated with the amplification of intention and clarity of direction — the stone that adds energy to what already exists.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine rutilated quartz\u003c\/h2\u003e\n\u003cp\u003eTrue rutile inclusions are solid crystals within the quartz — they have defined edges under magnification and do not dissolve into the mass of the stone. A common imitation is glass with golden threads: \"rutile\" in glass has a more amorphous appearance, the threads are usually fragmented, and the glass has microscopic bubbles that quartz does not.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eHow do I choose my piece?\u003c\/h3\u003e\n\u003cp\u003eSelect the variant number on the product sheet. Each number corresponds to an individual stone photographed with its actual dimensions. The price varies according to size and rutile density.\u003c\/p\u003e\n\u003ch3\u003eIs the base of the cabochon transparent or flat-opaque?\u003c\/h3\u003e\n\u003cp\u003eBoth the front and back are mirror polished. The quartz is transparent, so with an open-back setting, light can enter from behind and illuminate the needles from within. With a closed base, the effect is limited to frontal light.\u003c\/p\u003e\n\u003ch3\u003eAre they treated in any way?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. The golden color of the rutile needles is inherent to the mineral (partial substitution of titanium by iron). Statement based on lapidary observation; no formal gemological certification.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabochons\"\u003eall cabochons\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/silversmithing\"\u003esilversmithing materials\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"8-34x21x7mm","offer_id":40333908082731,"sku":"","price":15.0,"currency_code":"EUR","in_stock":true},{"title":"9-36x19x10mm","offer_id":40333908115499,"sku":"","price":10.0,"currency_code":"EUR","in_stock":true},{"title":"10-33x17x10mm","offer_id":40333908148267,"sku":"","price":12.5,"currency_code":"EUR","in_stock":true},{"title":"11-27x17x5mm","offer_id":40333908181035,"sku":"","price":12.5,"currency_code":"EUR","in_stock":true},{"title":"12-24x17x9mm","offer_id":40333908213803,"sku":"","price":12.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/oval-gold-rutilated-quartz-cabochons-105179.jpg?v=1699549635"},{"product_id":"agata-dendritica-tigre-cabujon-ovalado","title":"Dendritic Tiger Agate · Oval 34 mm","description":"\u003cp\u003eOval dendritic tiger agate cabochon, 34x24x5 mm, flat back. Semi-transparent amber-caramel base with black and brown dendrites in natural branching patterns. Hardness 6.5-7 Mohs. Unique piece for a statement ring, pendant, or brooch in 925 silver.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eDendritic Tiger Agate (Amber chalcedony with dendritic oxides, SiO?)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e34x24x5 mm (0.5 mm)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eFreeform oval, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polished front; smooth reverse\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6.5-7 Mohs - we recommend closed bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired at a wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe 34x24 mm oval shape is large enough to be the centerpiece of a statement ring or pendant without reaching the difficult-to-mount format of pieces larger than 40 mm. The dendritic pattern covers approximately 60% of the surface with medium density branching. The base has a warm translucency that is well activated by light from behind or below.\u003c\/p\u003e\n\u003cp\u003eThe 5 mm thickness allows for a 0.8-1.0 mm sheet bezel without stability issues. For a ring, the 34x24 mm proportion fits finger sizes from 16 mm upwards.\u003c\/p\u003e\n\n\u003ch2\u003eHow tiger dendrites are formed\u003c\/h2\u003e\n\u003cp\u003eThe \"tiger\" variant owes its amber base to dispersed micro-inclusions of iron oxides in the chalcedony. Once the base agate solidified, manganese-rich solutions penetrated through microfissures and precipitated the visible black-brown dendritic oxides. The process required very specific temperature and pressure conditions to produce fractal branching instead of diffuse spots.\u003c\/p\u003e\n\n\u003ch2\u003eWhat mounting works\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStatement ring in 925 silver bezel\u003c\/strong\u003e - the 34x24 mm oval is the classic format for a large stone ring; 0.8-1.0 mm bezel with flat base.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendant with integrated bail\u003c\/strong\u003e - vertically (34 mm high) it hangs with a balanced proportion; horizontally it gives a more modern profile.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eOval wire wrap\u003c\/strong\u003e - the continuous perimeter without angles allows for uniform wrapping with 22-24 gauge wire.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eDendritic agate in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eDendritic agate was known in Europe as \"arborescent agate\" and worked in the workshops of Idar-Oberstein (Germany) since the 15th century for intaglios and cameos. The variant with an amber base (tiger) was historically more valued than those with a white base. It is culturally associated with the cycles of nature and clarity of thought. \u003cem\u003eSymbolic properties shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine dendritic agate\u003c\/h2\u003e\n\u003cp\u003eGenuine amber base has irregular translucency with internal variations - dyed glass is too uniform. Real dendrites are visible from oblique angles because they are inside the chalcedony, not on the surface. The weight (~2.6 g\/cm) is higher than that of light resins and glass.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhere does this agate come from?\u003c\/h3\u003e\n\u003cp\u003eMaterial acquired at a wholesale lapidary market. Dendritic tiger agate primarily comes from India and Indonesia; the lot does not include a certificate of origin per piece.\u003c\/p\u003e\n\u003ch3\u003eIs it a unique piece?\u003c\/h3\u003e\n\u003cp\u003eYes. The dendritic pattern is unrepeatable.\u003c\/p\u003e\n\u003ch3\u003eWhat ring size is it suitable for?\u003c\/h3\u003e\n\u003cp\u003eThe 34x24 mm oval is comfortable for finger sizes from 16 mm upwards (Spanish size 16-20 approximately). For smaller sizes, it may be too bulky.\u003c\/p\u003e\n\u003ch3\u003eWhat are the exact dimensions?\u003c\/h3\u003e\n\u003cp\u003eNominal: 34x24x5 mm. Tolerance 0.5 mm in any dimension.\u003c\/p\u003e\n\u003ch3\u003eDoes the translucency vary with light?\u003c\/h3\u003e\n\u003cp\u003eYes. With transmitted light, the amber base is activated and the dendrites gain contrast. With reflected light, the effect is more discreet.\u003c\/p\u003e\n\u003ch3\u003eHow to care for it?\u003c\/h3\u003e\n\u003cp\u003eWarm water and mild soap. Dry before storing. See \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry and mineral care guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003eall cabochons\u003c\/a\u003e. More about dendritic agate on the \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\"\u003emineral properties blog\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"4-34x24x5mm","offer_id":40333908279339,"sku":"","price":6.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250426_140648.jpg?v=1756292113"},{"product_id":"jaspe-porcelana-cabujon-redondo","title":"Porcelain Jasper Round Cabochon","description":"\u003cp\u003eMadagascar porcelain jasper disc, 32 mm diameter, 5 mm profile. Pure white without inclusions, ultra-thin format. Stock acquired from a wholesale lapidary market.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003ePorcelain Jasper (high-purity microcrystalline SiO₂)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e32 mm diameter × 5 mm profile (±0.5 mm)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eRound, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6.5–7 Mohs — suitable for earrings and pendants; we recommend a closed bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMadagascar\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eType of Piece\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe 5 mm profile on a 32 mm diameter produces a diameter\/height ratio of 6.4:1 — what is called a disc or \"thin cab\" in the trade. This proportion has two practical consequences: the final weight of the jewelry is significantly less than with a standard profile cabochon, and the necessary bezel is lower and more precise, simplifying its construction.\u003c\/p\u003e\n\u003cp\u003eAt 32 mm in diameter, this white disc is large enough to be the central element of statement earrings or a minimalist pendant. The white of the porcelain jasper acts as a surface that amplifies the shine of the surrounding metal.\u003c\/p\u003e\n\n\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDisc earrings (925 silver)\u003c\/strong\u003e — the 32 mm round format with a low profile is the classic candidate for \"ear disc\" type earrings; the thin bezel and low weight make it comfortable for prolonged wear.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eGeometric pendant\u003c\/strong\u003e — a 32 mm white circle as a central pendant is a visually clean object in any design collection.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCircular outline wire wrap\u003c\/strong\u003e — the regular perimeter of the circle facilitates symmetrical wrapping with 22-20 AWG wire.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eJasper in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eJasper has accompanied humanity since the Paleolithic: jasper tools have been found in sites dating back 300,000 years. As a jewelry stone, it appears in the pectorals of Ancient Egypt and in the inscriptions of the Lapidario de Alfonso X el Sabio (13th century). White porcelain jasper was recognized as a valuable lapidary material by 20th-century European goldsmiths for its visual purity, difficult to find in other jaspers. In crystal tradition, white jasper is associated with transparency and clean intention.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine porcelain jasper\u003c\/h2\u003e\n\u003cp\u003ePorcelain jasper has a slightly matte texture under magnification — microcrystalline quartz does not produce the perfect shine of glass. The 6.5-7 Mohs hardness distinguishes porcelain jasper from howlite (3.5 Mohs) and calcite. Unlike white marble (calcite + dolomite), jasper does not react with hydrochloric acid. White Madagascar jasper is purer and more uniform than that from other locations.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs it natural Madagascar porcelain jasper?\u003c\/h3\u003e\u003cp\u003eYes. No detectable treatment. The white color is the natural composition of the mineral. Statement based on lapidary observation; the piece does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eWhy such a low profile?\u003c\/h3\u003e\u003cp\u003eThe 5 mm profile on a 32 mm diameter produces a low-weight disc, ideal for prolonged wear earrings. A larger profile would increase the weight and complicate the bezel.\u003c\/p\u003e\n\u003ch3\u003eAre the dimensions exact?\u003c\/h3\u003e\u003cp\u003eNominal 32 mm diameter × 5 mm profile, tolerance ±0.5 mm. As it is uncalibrated industrial lapidary stock, dimensions may vary slightly.\u003c\/p\u003e\n\u003ch3\u003eHow is it used as an earring?\u003c\/h3\u003e\u003cp\u003eThe most common form is a low-walled silver bezel (2-3 mm) with a soldered eyelet at the top. It can also be secured with prong settings at the four cardinal points of the perimeter.\u003c\/p\u003e\n\u003ch3\u003eHow to care for it?\u003c\/h3\u003e\u003cp\u003eResistant to water and household agents. Clean with warm water and neutral soap. More information at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochon collection\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/pendientes\"\u003ehandmade earrings\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"9-diameter 32x5mm","offer_id":40333908541483,"sku":"","price":12.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250426_142459_cc3ee960-272e-4b69-8199-5b4c5ef81872.jpg?v=1754041662"},{"product_id":"calcedonia-de-cromo-cabujones-forma-libre","title":"Chrome Chalcedony Freeform Cabochons","description":"\u003cp\u003eFreeform chrome chalcedony (mtorolite) cabochon, between 22 and 39 mm long and 5 mm dome height. The intense green is one of the most saturated in quartz minerals: it comes from trivalent chromium incorporated into the silica structure.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eChrome chalcedony — mtorolite (microcrystalline SiO₂ with traces of Cr³⁺)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e22-39 × 15-22 × 5 mm (selectable by variant number); tolerance ±0.5 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eFreeform, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6.5–7 Mohs — suitable for rings and pendants; we recommend closed bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eZimbabwe (Mtoroshanga deposits) · Material acquired in wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo treatment\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eSelectable by variant number\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe chrome chalcedony in this lot features the saturated green characteristic of Zimbabwe mtorolite, with slight variations in hue—from lime to forest green—depending on the depth of the cut. Translucency is moderate: under direct light, the microcrystalline structure of quartz is visible, without the complete opacity of jade or the transparency of glass.\u003c\/p\u003e\n\n\u003ch2\u003eHow mtorolite color forms\u003c\/h2\u003e\n\u003cp\u003eChrome chalcedony forms when chromium-rich hydrothermal waters circulate through fissures in ultramafic rocks (peridotites, dunites) and deposit microcrystalline silica. The Cr³⁺ ion, responsible for the green color in emeralds and uvarovite garnet, is incorporated into the silica lattice during precipitation. The main deposits are found in Zimbabwe—especially around Mtoroshanga, from which the trade name \"mtorolite\" is derived—and in South Africa. The concentration of chromium determines the saturation of the green: pieces with more than 0.5% Cr₂O₃ achieve the deepest green.\u003c\/p\u003e\n\n\u003ch2\u003eWhat mounting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eClosed bezel setting (925 silver or other precious metals)\u003c\/strong\u003e — with a hardness of 6.5-7 Mohs, mtorolite tolerates daily wear well. The saturated green contrasts dramatically with bright silver and yellow gold.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStatement rings and large pendants\u003c\/strong\u003e — pieces 33-39 mm are ideal for cocktail rings or single focal point pendants.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the flat back and mineral's durability make it easy to wrap in any gauge.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eChalcedony in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eGreen chalcedony—in its various varieties—was one of the first stones used in seals and amulets in the ancient Mediterranean. Romans imported green chalcedony from North Africa for intaglios.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine chrome chalcedony\u003c\/h2\u003e\n\u003cp\u003eAuthentic mtorolite has a characteristic translucency: under intense spotlight, the interior of the mineral is visible without being transparent. The green is homogeneous but not absolutely uniform—there are subtle gradations. The high hardness (6.5-7 Mohs) distinguishes it from dyed howlite (3.5 Mohs) and green glass (more uniform and perfect luster). The fracture is conchoidal and vitreous.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs it natural untinted chalcedony?\u003c\/h3\u003e\n\u003cp\u003eYes. The intense green comes from naturally occurring trivalent chromium incorporated into the silica during its geological formation. No detectable treatment. Statement based on lapidary observation; the piece does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between mtorolite and green jade?\u003c\/h3\u003e\n\u003cp\u003eMtorolite is chalcedony (microcrystalline quartz), while jade can be jadeite (pyroxene) or nephrite (amphibole). Mtorolite has a more vitreous luster and different translucency; jadeite has a more granular texture under magnification. Both can have very similar greens to the naked eye.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for daily wear in rings?\u003c\/h3\u003e\n\u003cp\u003eWith 6.5-7 Mohs, mtorolite is one of the hardest chalcedonies and tolerates daily use well with a closed bezel setting that protects the stone's edge.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003eall cabochons\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/anillos\"\u003ehandmade rings\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/colgantes\"\u003ehandmade pendants\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"21-39x22x5mm","offer_id":40333908672555,"sku":"","price":13.0,"currency_code":"EUR","in_stock":true},{"title":"25-28x15x5mm","offer_id":40333908803627,"sku":"","price":6.0,"currency_code":"EUR","in_stock":true},{"title":"29-24x20x5mm","offer_id":40333908934699,"sku":"","price":8.0,"currency_code":"EUR","in_stock":true},{"title":"30-22x18x5mm","offer_id":40333908967467,"sku":"","price":8.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250426_152319.jpg?v=1756219297"},{"product_id":"calcedonia-de-cromo-cabujones-ovalados","title":"Chrome Chalcedony Oval · Mtorolite","description":"\u003cp\u003eOval chrome chalcedony cabochons — commercially known as mtorolite — from the Mutorashanga district, Zimbabwe. The intense and uniform green is the result of trivalent chrome traces in the microcrystalline quartz structure, the same element that colors emeralds and demantoid garnet. 4 unique numbered pieces, from 20 to 38 mm. Hardness 6.5-7 Mohs.\u003c\/p\u003e\n\n\u003ch2\u003eItem Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eChrome Chalcedony \/ Mtorolite (microcrystalline quartz)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eNr.17: 20×14×5 mm · Nr.18: 38×21×4 mm · Nr.19: 30×17×5 mm · Nr.20: 37×19×6 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape \u0026amp; Back\u003c\/th\u003e\n\n\u003ctd\u003eOval, flat polished back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6.5-7 Mohs — suitable for rings, pendants, and earrings\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eZimbabwe (Mutorashanga district)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo treatment. Color from native trivalent chrome in the crystal structure.\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece (each number is an individual stone)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eAbout this specific piece\u003c\/h2\u003e\n\u003cp\u003eMtorolite's green is uniform and saturated — without the white banding or gray veins that characterize other green chalcedonies on the market. The absence of banding makes the color completely clean, making it an alternative to nephrite jade or aventurine for designs requiring intense green without a pattern. The translucency when backlit adds warmth that opaque jade does not have.\u003c\/p\u003e\n\u003cp\u003ePieces Nr.18 and Nr.20 (38 mm) are statement formats; Nr.17 and Nr.19 (20-30 mm) work well in everyday jewelry. The contained height (4-6 mm) facilitates low-profile bezels.\u003c\/p\u003e\n\n\u003ch2\u003eWhy chrome colors green\u003c\/h2\u003e\n\u003cp\u003eTrivalent chromium (Cr³⁺) is one of the most powerful chromophores in mineralogy. In chalcedony, chromium ions partially replace silicon in the microcrystalline quartz structure. At concentrations of just a few tens of parts per million, they already produce the characteristic intense green.\u003c\/p\u003e\n\n\u003ch2\u003eWhat mounting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBezel setting (sterling silver or other precious metals)\u003c\/strong\u003e — the intense green contrasts especially well with bright silver and also with oxidized silver for a darker look; the 6.5-7 hardness does not impose mounting restrictions\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRings and pendants\u003c\/strong\u003e — the uniform green makes each piece work as a clean central element without competing with the metal design\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — compatible due to flat back; the vibrant green complements copper or brass wire well in addition to silver\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eChrome chalcedony in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eChrome chalcedony is a relatively recent material in the international lapidary trade: the Mutorashanga deposit was not systematically exploited until the late 20th century.\u003c\/p\u003e\n\u003cp\u003eIn crystal tradition, intense green stones are associated with growth and renewal — chrome chalcedony as a carrier of forest energy in a compact form.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine chrome chalcedony\u003c\/h2\u003e\n\u003cp\u003eGenuine mtorolite shows some translucency when backlit — the green is not completely opaque but light partially passes through it. The most common imitations are dyed green chalcedony (which can discolor at the edges), green serpentine (softer and with a different luster under magnification), and synthetic jade (completely opaque).\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat does \"mtorolite\" mean?\u003c\/h3\u003e\n\u003cp\u003eIt is the commercial name for chrome chalcedony from Zimbabwe, derived from the Mutorashanga district where the most representative material is extracted. In gemology, \"chrome chalcedony\" (EN) or \"mtorolite\" are used interchangeably. Not all green chalcedonies are mtorolite — the name should be reserved for those of Zimbabwean origin with chrome-induced color.\u003c\/p\u003e\n\n\u003ch3\u003eIs it treated?\u003c\/h3\u003e\n\u003cp\u003eNo treatment. The green is a consequence of native trivalent chromium in the mineral's structure, not a subsequent process. No detectable treatment from lapidary observation.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003eall cabochons\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/silversmithing\"\u003esilversmithing materials\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"17-20x14x5mm","offer_id":40333909000235,"sku":"","price":6.0,"currency_code":"EUR","in_stock":false},{"title":"18-38x21x4mm","offer_id":40333909033003,"sku":"","price":12.0,"currency_code":"EUR","in_stock":true},{"title":"19-30x17x5mm","offer_id":40333909065771,"sku":"","price":12.0,"currency_code":"EUR","in_stock":true},{"title":"20-37x19x6mm","offer_id":40333909098539,"sku":"","price":6.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/oval-chrome-chalcedony-cabochons-503075.jpg?v=1699549655"},{"product_id":"jaspe-porcelana-cabujones-lagrima","title":"Porcelain Jasper Teardrop Cabochons","description":"\u003cp\u003eMadagascar porcelain jasper teardrop cabochon, 30×15 mm. Pure white, no visible inclusions, silky texture. Stock acquired from a wholesale lapidary market.\u003c\/p\u003e\n\n\u003ch2\u003ePiece specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003ePorcelain Jasper (high-purity microcrystalline SiO₂)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e30×15 mm nominal (±0.5 mm)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eTeardrop (pear shape), flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6.5–7 Mohs — suitable for pendants, earrings, and bezel-set rings\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMadagascar\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eType of piece\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eAbout this specific piece\u003c\/h2\u003e\n\u003cp\u003eMadagascar porcelain jasper is exceptional for what it lacks: in a mineral that usually shows bands, oxides, or dendrites, porcelain jasper is uniformly white and virtually free of visible inclusions. This visual purity gives it a name that compares it to fine ceramics — the same whiteness, the same silky texture under the fingers.\u003c\/p\u003e\n\u003cp\u003eThe 30×15 mm teardrop cut maximizes the white surface as a canvas for metals. On polished silver, the stone and metal compete in brilliance; on oxidized silver or copper, the contrast is radical and modern.\u003c\/p\u003e\n\n\u003ch2\u003eFor what setting it works\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBezel setting (925 silver)\u003c\/strong\u003e — the white of porcelain jasper works especially well with bright silver or oxidized silver; the contrast is maximized in both cases.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMinimalist pendants\u003c\/strong\u003e — the visual purity of the stone calls for clean designs without competing elements.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap in silver or oxidized copper\u003c\/strong\u003e — the white jasper becomes the perfect background to showcase the wire's texture.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eJasper in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eJasper is one of the oldest stones used as a seal and amulet: it is mentioned in the Bible as a stone of the High Priest's Breastplate. The Romans carved it into intaglios for wax seals. Porcelain jasper specifically owes its modern name to the French lapidary trade of the 20th century, which named it for its similarity to European porcelain ware. In crystal tradition, white jasper is associated with mental clarity and honesty.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine porcelain jasper\u003c\/h2\u003e\n\u003cp\u003eAuthentic porcelain jasper has a matte white color with slight texture variations under magnification, a result of compact microcrystalline quartz. White glass is colder and brighter; white howlite is more porous and softer (Mohs 3.5). The hardness of 6.5-7 Mohs scratches glass without difficulty. Porcelain jasper does not have the veins of howlite or the pores of calcite.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs it natural Madagascar porcelain jasper?\u003c\/h3\u003e\u003cp\u003eYes. No detectable treatment. The white color is the natural composition of the mineral, without pigments. Statement based on lapidary observation; the piece does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eWhat distinguishes porcelain jasper from howlite or calcite?\u003c\/h3\u003e\u003cp\u003eThe hardness (6.5-7 vs 3.5 Mohs in howlite) and texture: porcelain jasper is harder, smoother, and without the gray veins of howlite.\u003c\/p\u003e\n\u003ch3\u003eAre the dimensions exact?\u003c\/h3\u003e\u003cp\u003e30×15 mm nominal with a tolerance of ±0.5 mm. As it is uncalibrated lapidary stock, dimensions may vary slightly.\u003c\/p\u003e\n\u003ch3\u003eWhat type of jewelry is it best suited for?\u003c\/h3\u003e\u003cp\u003eFor pendants and earrings where the white color is the main design element: weddings, minimalist aesthetics, or contrast with dark metals.\u003c\/p\u003e\n\u003ch3\u003eHow is it cared for?\u003c\/h3\u003e\u003cp\u003eResistant to water and common chemical agents. Clean with warm water and neutral soap. More information in \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee also: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochon collection\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/colgantes\"\u003ehandmade pendants\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"1-29x35x5mm","offer_id":40333909491755,"sku":"","price":8.0,"currency_code":"EUR","in_stock":true},{"title":"4-36x21x5mm","offer_id":40333909590059,"sku":"","price":8.0,"currency_code":"EUR","in_stock":true},{"title":"6-33x19x6mm","offer_id":40333909655595,"sku":"","price":7.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250426_142252.jpg?v=1754041734"},{"product_id":"rodados-de-ametrino","title":"Ametrine Tumbled Stones","description":"\u003cp\u003eTumbled ametrine from Bolivia with the characteristic violet-gold bicolor zoning. The only mineral on the planet that combines amethyst and citrine in a single piece, from the Anahí mine—the only known natural ametrine deposit in the world.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eAmetrine (bichrome quartz with Fe²⁺\/Fe³⁺ in distinct growth sectors)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eVariable · Freeform ±0.5 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eTumbled, rounded freeform\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eDrum polished (satin-gloss)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7 Mohs — resistant to everyday use\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eBolivia (Anahí Mine, Santa Cruz)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated. The bicolor zoning is natural due to differences in iron oxidation state in sectors of the same crystal.\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eType of Piece\u003c\/th\u003e\n\n\u003ctd\u003eIndividual piece — each tumbled stone has its own proportion of violet and gold zones\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThese Specific Tumbled Stones\u003c\/h2\u003e\n\u003cp\u003eThe proportion between the violet and gold zones varies in each piece. Some tumbled stones show the transition as a sharp diagonal stripe; others present a more diffuse gradient. This variation is not a defect: it reflects the orientation in which the drum cut the original crystal with respect to the contact plane between the two oxidation sectors.\u003c\/p\u003e\n\u003cp\u003eDrum tumbling produces a particularly interesting finish on ametrine because continuous polishing reveals the color transition at different depths: the contact zone is visible on the surface; when rotating the piece under grazing light, its transparency allows for an intuition of the internal color distribution.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Ametrine Only Exists in Bolivia\u003c\/h2\u003e\n\u003cp\u003eAmetrine is the result of a very specific geological condition that has only been found naturally in the Anahí mine, in the department of Santa Cruz (Bolivia). During the growth of a quartz crystal, different parts of the same crystal were exposed to varying temperature and pressure conditions. In areas where iron partially oxidized to Fe³⁺, the quartz was colored violet (amethyst); in areas of slightly higher temperature where Fe²⁺ predominated, the color is yellow (citrine). The boundary between both zones can be abrupt or gradual depending on the speed of the condition change.\u003c\/p\u003e\n\n\u003ch2\u003eUses of Tumbled Ametrine\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMineralogical collection\u003c\/strong\u003e — one of the few natural bichrome gemstones in the world, with a single documented geographical origin.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the violet-gold color transition creates a very attractive visual effect in wrapped pendants; the piece \"tells its own story\" depending on how it is oriented.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eGift for collectors\u003c\/strong\u003e — the rarity of the Bolivian origin makes it a piece with narrative as well as aesthetic value.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eAmetrine in Lapidary Tradition\u003c\/h2\u003e\n\u003cp\u003eThe Anahí mine has a documented history since the 17th century: according to Jesuit chronicles, a Spanish conquistador received the mine as a dowry upon marrying Anahí, a Bolivian princess, and the first gemstones arrived in Europe during that period. The mine was commercially rediscovered in the 1970s, and since then Bolivia has been the only recognized world producer of natural ametrine.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\u003ch2\u003eHow to Recognize Genuine Ametrine\u003c\/h2\u003e\n\u003cp\u003eGenuine ametrine has a color transition with natural variations in thickness and irregularities along the contact plane. Artificial or partially heated ametrine shows a uniform horizontal separation band without irregularities. Under a 10× loupe, genuine ametrine exhibits microinclusions typical of hydrothermal growth in both zones. Imitations in dyed glass have flat colors without the depth of quartz.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs ametrine dyed or treated?\u003c\/h3\u003e\u003cp\u003eNo. The bicolor zoning is a result of natural crystallization conditions in the Anahí mine, with no detectable subsequent treatment.\u003c\/p\u003e\n\u003ch3\u003eWhy does the color proportion vary between pieces?\u003c\/h3\u003e\u003cp\u003eThe proportion between the violet and gold zones depends on the angle at which the drum cut and rounded the stone.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for wire wrapping?\u003c\/h3\u003e\u003cp\u003eYes. Its hardness of 7 protects it from normal wear. The violet-gold color transition creates a highly sought-after visual effect.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"Default Title","offer_id":40333910310955,"sku":"","price":4.7,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/1x-ametrine-tumbled-stone-422062.jpg?v=1699553945"},{"product_id":"amatista-chevron-cabujones-grandes-ovalados-47-66mm","title":"Chevron Amethyst Oval · Large Size 47-66 mm","description":"\u003cp\u003eLarge oval chevron amethyst cabochons — 47 to 66 mm long — with the V-band pattern alternating purple amethyst and white milky quartz inclusions.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eChevron Amethyst (purple quartz with milky quartz, macrocrystalline quartz family)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e47-66 mm long × 35-50 mm wide approx. (assorted sizes; check product image)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eOval, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polished on top face; smooth back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7 Mohs — suitable for regular use; we recommend closed bezel settings to protect edges on large pieces\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eBrazil\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eNo treatment\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem type\u003c\/th\u003e\n\n\u003ctd\u003eSelected stock; each unit has an individual pattern within the range\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThese specific pieces\u003c\/h2\u003e\n\u003cp\u003eThe XL format (47-66 mm) is the range where the V-bands of chevron amethyst reach their maximum visual expression: the purple-white alternation is legible from a distance, turning these pieces into focal points for designer jewelry.\u003c\/p\u003e\n\u003cp\u003eThe size implies weight: for pendants, chains of at least 1.5 mm gauge or wide leather cords are necessary.\u003c\/p\u003e\n\n\u003ch2\u003eHow chevron amethyst's V-bands are formed\u003c\/h2\u003e\n\u003cp\u003eChevron amethyst, also called dogtooth amethyst or banded amethyst, forms in quartz veins and dikes where successive crystallization episodes deposit alternating layers of amethyst quartz (purple, due to iron traces activated by natural irradiation) and milky quartz (white, due to micro-inclusions of fluids during crystallization).\u003c\/p\u003e\n\n\u003ch2\u003eSuitable for which setting\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBezel setting (925 silver or other precious metals)\u003c\/strong\u003e — the large oval format lends itself to 0.8-1.2 mm round wire bezels or 0.5 mm cut sheet bezels. The flat back ensures stable seating. For medallion pendants, a bezel with a 2-3 mm collar holds the piece well and allows the bands to be the visual protagonist.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendulum pendants and silver medallions\u003c\/strong\u003e — the XL size makes these pieces focal points for designer jewelry. The estimated weight (15-35 g) requires chains of ≥1.5 mm gauge or leather cords.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the large format allows for open wrapping of multiple spirals. The flat back provides a firm base to anchor the first structural wires before working the sides.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eAmethyst in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eAmethyst has one of the most continuous documented gemological trajectories: it appears in Exodus as one of the twelve stones of the High Priest's Breastplate, it was carved into Roman intaglios for seals of authority, and the Catholic Church reserved it for medieval episcopal rings, where purple was the color of clerical rank.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine chevron amethyst\u003c\/h2\u003e\n\u003cp\u003eThe white and purple bands should converge in a V towards the upper center when the piece is viewed from the front.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs chevron amethyst natural or treated?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. The purple coloration is natural, produced by iron traces activated by gamma radiation during the geological formation of the rock.\u003c\/p\u003e\n\u003ch3\u003eWhat type of jewelry is this XL size recommended for?\u003c\/h3\u003e\n\u003cp\u003eDue to its format (47-66 mm long), these pieces are intended for large medallion pendants, brooches, or occasional cocktail rings.\u003c\/p\u003e\n\u003ch3\u003eAre the pieces calibrated to an exact size?\u003c\/h3\u003e\n\u003cp\u003eNo. Each piece is unique in dimensions within the 47-66 mm range.\u003c\/p\u003e\n\u003ch3\u003eWhy are some areas purple and others white?\u003c\/h3\u003e\n\u003cp\u003eThe white bands are milky quartz (with micro-inclusions of fluids trapped during crystallization) and the purple ones are amethyst quartz.\u003c\/p\u003e\n\u003ch3\u003eHow does size affect weight and mounting design?\u003c\/h3\u003e\n\u003cp\u003eA piece measuring 55 mm × 40 mm × 8 mm can weigh between 20 and 30 g.\u003c\/p\u003e\n\u003ch3\u003eHow to care for chevron amethyst?\u003c\/h3\u003e\n\u003cp\u003eAvoid prolonged exposure to intense direct sunlight, which can fade the purple over time. Clean with a soft, slightly damp cloth, no ultrasonics. See the complete guide in \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eMore about amethyst: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/amatista\"\u003eproperties and uses of amethyst\u003c\/a\u003e. See the entire collection in \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochons\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"ChA1-66x26x8mm","offer_id":40333910638635,"sku":"","price":8.5,"currency_code":"EUR","in_stock":false},{"title":"ChA2-60x25x10mm","offer_id":40333910671403,"sku":"","price":8.5,"currency_code":"EUR","in_stock":true},{"title":"ChA3-53x26x8mm","offer_id":40333910704171,"sku":"","price":8.5,"currency_code":"EUR","in_stock":true},{"title":"ChA4-48x28x8mm","offer_id":40333910736939,"sku":"","price":8.5,"currency_code":"EUR","in_stock":true},{"title":"ChA5-47x32x8mm","offer_id":40333910769707,"sku":"","price":8.5,"currency_code":"EUR","in_stock":false},{"title":"ChA6-52x30x9mm","offer_id":40333910802475,"sku":"","price":8.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/47-66mm-big-oval-chevron-amethyst-cabochon-327435.jpg?v=1699553662"},{"product_id":"malaquita-cabujones-forma-variada-nr-11","title":"Malachite Assorted Shapes · nr.11","description":"\u003cp\u003eSelection of malachite cabochons in various shapes — lot no. 11 — featuring the characteristic concentric green banding pattern of this copper carbonate. Range of 11-21 mm on the major axis. Mirror polish finish, flat back.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eMalachite (basic copper carbonate: Cu₂CO₃(OH)₂)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e11-21 mm on major axis; individual dimensions in product images\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eVarious shapes (oval, teardrop, round, freeform); flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e4 Mohs — we recommend closed bezel setting; suitable for pendants and earrings; for rings, occasional use only\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eDemocratic Republic of Congo \/ Zambia (lapidary wholesale market)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem type\u003c\/th\u003e\n\n\u003ctd\u003eLot of assorted shapes; each piece has a unique banding pattern\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis particular lot\u003c\/h2\u003e\n\u003cp\u003eThe green banding pattern ranges from light, almost lime green to dark emerald green, sometimes with black spots of psilomelane or bluish veins of azurite — different in each piece of the lot. The diversity of formats allows the goldsmith to choose the most suitable piece for each project or to create coordinated series.\u003c\/p\u003e\n\n\u003ch2\u003eHow the banding pattern forms\u003c\/h2\u003e\n\u003cp\u003eMalachite precipitates as a secondary mineral in the oxidation zone of copper deposits. The concentric banding pattern results from rhythmic variations in the precipitation rate from Cu²⁺-rich waters: each light-dark pair is an episode of changing conditions. The bluish veins are azurite, the copper carbonate that precedes malachite in the oxidation sequence.\u003c\/p\u003e\n\n\u003ch2\u003eWhat mounting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e925 silver bezel setting\u003c\/strong\u003e — the 4 Mohs hardness makes a closed bezel essential; the intense green classically contrasts with silver.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendants and earrings\u003c\/strong\u003e — 11-15 mm pieces for stud earrings; 17-21 mm for pendants.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — soft wire (22-24 gauge) and open wrap; be careful when tightening over edges.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eMalachite in tradition\u003c\/h2\u003e\n\u003cp\u003eUsed as a green pigment in Egypt and Mesopotamia since the fourth millennium BCE, it is one of the oldest minerals in human history. In crystal tradition, it is associated with transformation and protection (renewal and grounding).\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs it natural or treated?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. The green color and banding pattern are natural; statement based on lapidary observation.\u003c\/p\u003e\n\u003ch3\u003eHow many pieces are included in lot no. 11?\u003c\/h3\u003e\n\u003cp\u003eThe exact number and individual dimensions are shown in the product images. Each lot is unique.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for an everyday ring?\u003c\/h3\u003e\n\u003cp\u003eAt 4 Mohs, it can be scratched by metal objects; for an everyday ring, we recommend a highly protective bezel. For earrings and pendants, there is no restriction.\u003c\/p\u003e\n\u003ch3\u003eHow do you care for it?\u003c\/h3\u003e\n\u003cp\u003eAvoid standing water, acids, and alkalis. Clean with a dry or slightly damp cloth. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee more malachite in \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochons\u003c\/a\u003e. More on copper minerals in \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\"\u003emineral properties\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"1-20x10x4mm","offer_id":46675335840067,"sku":"","price":4.5,"currency_code":"EUR","in_stock":false},{"title":"2-18x10x4mm","offer_id":46675335872835,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"3-21x12x5mm","offer_id":46675335905603,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"4-14x11x3mm","offer_id":46675335938371,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"5-18x11x4mm","offer_id":46675335971139,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"6-17x12x5mm","offer_id":46675336003907,"sku":"","price":4.5,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/mix-shape-malachite-cabochons-nr11-428343.jpg?v=1699550011"},{"product_id":"malaquita-cabujones-forma-variada-nr-12","title":"Malachite Cabochons Assorted Shape No. 12","description":"\u003cp\u003eTwo malachite cabochons with an elongated silhouette and intense green banding. Dimensions around 19×8–9 mm: narrow, long pieces, ideal for vertical pendant settings or linear design rings. Flat polished back.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eMalachite (hydrated copper carbonate)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eV1: 19×9×4 mm · V3: 19×8×4 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eElongated freeform, flat polished back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e3.5–4 Mohs — we recommend bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired from wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eType of piece\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece per variant (lot nr.12)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eLot nr.12 brings together two pieces of similar proportions (19×8–9 mm), with elongated freeform silhouettes reminiscent of a rectangle with natural, non-geometric edges. The length\/width ratio is approximately 2:1, which gives them a linear character unusual for malachite.\u003c\/p\u003e\n\u003cp\u003eThe banding runs transversally to the length of the piece, creating a stacked stripe effect that reads differently in a vertical setting than in a horizontal one.\u003c\/p\u003e\n\n\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBezel setting (925 silver)\u003c\/strong\u003e — the elongated format calls for a rectangular or freeform bezel; the jeweler can custom-build it to follow the piece's silhouette.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eVertical pendant\u003c\/strong\u003e — the 2:1 ratio creates an elegant linear pendant; the banding runs perpendicular to the axis, generating horizontal layers of color.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLinear design ring\u003c\/strong\u003e — for a bar ring, this elongated cabochon is a reference material.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — the free edges of the outline allow the wire to be held without forcing a right-angle geometry.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eMalachite in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003eMalachite has been carved as jewelry and pigment since ancient Egypt: ground, it produced the green for kohl and decorated funerary pectorals. In the 19th century, the Russian imperial court decorated entire columns of the Winter Palace with solid malachite. Its concentric banding forms when copper carbonate precipitates in successive layers within rock cavities; each band records a variation in fluid concentration, and no pattern is exactly repeated.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine malachite\u003c\/h2\u003e\n\u003cp\u003eAuthentic malachite has concentric banding with layers of varying thickness — never uniform mechanical repetition. It is completely opaque and matte when unpolished; after polishing, it develops a characteristic resinous luster. The most frequent imitation is pressed or synthetic malachite, whose pattern is artificially regular.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs this malachite treated?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. The green color and banding are a result of the mineral's chemistry (hydrated copper carbonate). No formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eWhat setting do you recommend?\u003c\/h3\u003e\n\u003cp\u003eBezel set in 925 silver. Malachite has a Mohs hardness of 3.5–4 — the bezel protects the soft perimeter and distributes impacts. For a ring, a high box design. For a pendant, a simple bezel exposes the banding in its entirety.\u003c\/p\u003e\n\u003ch3\u003eHow much dimensional variation is there?\u003c\/h3\u003e\n\u003cp\u003eThe published dimensions are the direct measurement of each piece. As they are freeform cabochons, there may be ±0.5 mm in any dimension. Select the numbered variant that best fits your setting.\u003c\/p\u003e\n\u003ch3\u003eWhat care does malachite need?\u003c\/h3\u003e\n\u003cp\u003eAvoid prolonged contact with water, sweat, acids (perfumes, citrus fruits), and abrasives — they attack the carbonate and dull the polish. Clean with a soft, dry cloth. More information on \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eAre both variants from the same fragment?\u003c\/h3\u003e\n\u003cp\u003ePossibly yes — the almost identical dimensions (19×9 and 19×8 mm) suggest they come from the same block or from two contiguous areas of the same fragment. The banding pattern is similar in density, although the exact detail of each layer is unique to each piece.\u003c\/p\u003e\n\n\u003cp\u003eMore about this stone: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/malaquita\"\u003eproperties, meaning and uses of malachite\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/cabujones\"\u003eall cabochons\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/silversmithing\"\u003esilversmithing materials\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"1-19x9x4mm","offer_id":46675131629891,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"3-19x8x4mm","offer_id":46675131695427,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250426_164211.jpg?v=1755521612"},{"product_id":"rodados-de-crisocola-calidad-premium","title":"Premium Grade Chrysocolla Tumbles","description":"\u003cp\u003ePremium tumbled chrysocolla in a blue-green to intense turquoise hue, with black and brown veins from accompanying minerals. Size between 23 and 31 mm, weight between 12 and 18 grams. Unique pattern in each piece.\u003c\/p\u003e\n\n\u003ch2\u003eMaterial Data Sheet\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eChrysocolla (hydrated copper silicate) — usually mixed with quartz, malachite, and other secondary copper minerals\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eColor\u003c\/th\u003e\n\n\u003ctd\u003eBlue-green to intense turquoise with black and brown veins; variable hues per piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eSize\u003c\/th\u003e\n\n\u003ctd\u003e23-31 mm diameter; 12-18 g weight per piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape\u003c\/th\u003e\n\n\u003ctd\u003eTumbled; smoothly rounded surface\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eSmooth polished characteristic of tumbled stones\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e2.5-3.5 Mohs in pure chrysocolla; up to 7 Mohs in areas with a siliceous matrix\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eSecondary copper deposits — main sources: Arizona (USA), Peru, Chile, D. R. Congo\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated. The blue-green color comes from native copper; no detectable plastic stabilization\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eUnique pattern in each tumbled stone; intuitive selection with prioritization of color quality and veins\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eWhy \"premium\" quality in chrysocolla\u003c\/h2\u003e\n\u003cp\u003eMuch of commercial chrysocolla is porous and sold stabilized with resin or dyed to unify the color. This selection prioritizes pieces with natural blue-green saturation without apparent stabilization, marked veins that show real geological composition, and sufficient hardness thanks to the present siliceous matrix.\u003c\/p\u003e\n\n\u003ch2\u003eWhat this format is suitable for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — fine gauge (0.6-0.8 mm) and low tension; wraps that support the outline without pressing on the polished surface.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMacramé\u003c\/strong\u003e — the weight (12-18 g) works for waxed cord pendants where adjustment is made by knots without direct tension on the stone.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePocket stone \/ meditation stone\u003c\/strong\u003e — compact format and comfortable weight; chrysocolla is associated with serene communication.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCollecting\u003c\/strong\u003e — the blue-green with black veins is one of the most characteristic gradients in copper mineralogy.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eChrysocolla in tradition\u003c\/h2\u003e\n\u003cp\u003eDescribed by Theophrastus in the 4th century BC as \"gold glue\" (chrysos + kolla), used as a flux in gold soldering in ancient Greece. In crystal tradition, it is associated with tranquil communication and serene emotional expression.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs it the same stone as turquoise?\u003c\/h3\u003e\n\u003cp\u003eNo. Chrysocolla is a hydrated copper silicate; turquoise is a copper and aluminum phosphate. The color is similar, but the composition, hardness, and deposits are different.\u003c\/p\u003e\n\u003ch3\u003eWhy does the hardness vary so much in the same piece?\u003c\/h3\u003e\n\u003cp\u003eCommercial chrysocolla is mixed with quartz (7 Mohs), malachite, and other secondary minerals; areas with more quartz are harder.\u003c\/p\u003e\n\u003ch3\u003eDoes it work for everyday jewelry?\u003c\/h3\u003e\n\u003cp\u003eIt works well in wire-wrapped or macramé pendants and earrings. For everyday rings, we do not recommend it due to its low hardness.\u003c\/p\u003e\n\u003ch3\u003eHow is it cared for?\u003c\/h3\u003e\n\u003cp\u003eOnly a dry or very slightly damp cloth. Avoid chemicals, ultrasound, and prolonged intense sun. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eMore about chrysocolla: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/crisocola\"\u003eproperties, meaning, and uses\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/rodados\"\u003eall tumbled stones\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/piedrasdemeditacion\"\u003emeditation stones\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"Default Title","offer_id":40333911588907,"sku":"","price":8.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/premium-tumbled-chrysocolla-238601.jpg?v=1778868279"},{"product_id":"cabujones-lepidolita-forma-libre-y-rectangular","title":"Lepidolite · Freeform and Rectangular","description":"\u003cp\u003eLepidolite cabochons available in two formats: freeform (follows the natural contours of the mica fragment) and rectangular (defined angles for contemporary settings). Shades from lavender to grayish lilac with silvery flashes from mica flakes. Polished finish, flat back.\u003c\/p\u003e\n\n\u003ch2\u003eItem Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eLepidolite (phyllosilicate, mica group; lilac-violet var. with lithium)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003eFreeform approx. 25-45 mm; rectangular approx. 20-35 × 15-25 mm. Verify image.\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eFreeform or rectangular depending on the unit; flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish; mica flashes are inherent to the mineral\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e2.5-3 Mohs — we recommend a closed bezel setting; not suitable for everyday rings\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eBrazil (Minas Gerais) or Madagascar, depending on the batch\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem Type\u003c\/th\u003e\n\n\u003ctd\u003eAvailable in 2 formats; each piece has its own flash pattern\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThese specific pieces\u003c\/h2\u003e\n\u003cp\u003eThe scaly structure gives the polished surface multiple small flashes under direct light — a diffuse luster that changes with the angle. Freeform retains more material and is usually larger; rectangular allows for uniform series or aligned sets.\u003c\/p\u003e\n\n\u003ch2\u003eHow lepidolite is formed\u003c\/h2\u003e\n\u003cp\u003eLepidolite is a lithian mica formed in granitic pegmatites, where lithium and fluorine concentrate in the last fractions of the magmatic fluid. The lilac-violet color is attributed to traces of manganese in octahedral positions. The laminar structure produces the perfect cleavage and characteristic scaly appearance.\u003c\/p\u003e\n\n\u003ch2\u003eWhat settings it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBezel in 925 silver\u003c\/strong\u003e — with 2.5-3 Mohs, a closed bezel is essential; minimum 1.5-2 mm above the stone's face.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePendants and earrings\u003c\/strong\u003e — jewelry without direct impact; lilac contrasts with oxidized silver (more dramatic) or polished silver (more delicate).\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — soft 22-24 gauge wire and open wrapping; freeform is safer than rectangular for this setting.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eLepidolite in tradition\u003c\/h2\u003e\n\u003cp\u003eIdentified as an independent mineral in the late 18th century, its name derives from the Greek lepis (\"scale\"). In crystal tradition, it is associated with mental calm and smooth life transitions (serenity and balance).\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs it treated?\u003c\/h3\u003e\n\u003cp\u003eUntreated. The lilac color is natural, produced by traces of manganese in the mica structure.\u003c\/p\u003e\n\u003ch3\u003eIs it safe for an everyday pendant?\u003c\/h3\u003e\n\u003cp\u003eIn a pendant with a closed bezel that protects all edges, yes; we recommend removing the jewelry before intense physical activities.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between freeform and rectangular?\u003c\/h3\u003e\n\u003cp\u003eFreeform has an organic silhouette and a larger average size; rectangular fits geometric settings. Both have the same finish and lapidary quality.\u003c\/p\u003e\n\u003ch3\u003eHow to care for it?\u003c\/h3\u003e\n\u003cp\u003eAvoid water, ultrasonic cleaners, and mechanical pressure. Clean with a soft, dry cloth. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSee other phyllosilicates in \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochons\u003c\/a\u003e. More about micas in \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\"\u003emineral properties\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"L2-22x18x6mm","offer_id":40333911916587,"sku":"","price":5.0,"currency_code":"EUR","in_stock":true},{"title":"L5-28x22x5mm","offer_id":40333912014891,"sku":"","price":6.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/files\/IMG_20250920_155308.jpg?v=1763738903"},{"product_id":"fluorita-morada-cluster-94g","title":"Purple Fluorite · Cluster Specimen 94 g","description":"\u003cp\u003eCluster specimen of purple fluorite with bicolor zoning from China's hydrothermal belt. Dimensions: 81×42 mm. Weight: 94 g. The cubic crystals display an almost glassy white base that transitions into deep violet at the vertices and edges—a characteristic metasomatic pattern of fluorite in vein deposits.\u003c\/p\u003e\n\n\u003ch2\u003eSpecimen Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eFluorite (calcium fluoride, CaF₂)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e81×42 mm (maximum point, ±3 mm)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eWeight\u003c\/th\u003e\n\n\u003ctd\u003e94 g\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHabit\u003c\/th\u003e\n\n\u003ctd\u003eCubic; self-standing cluster\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e4 Mohs — perfect octahedral cleavage, fragile against impacts\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eChina\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece type\u003c\/th\u003e\n\n\u003ctd\u003eUnique piece\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis Particular Specimen\u003c\/h2\u003e\n\u003cp\u003eThe chromatic transition is the most striking feature: the almost colorless white base contrasts with the purple concentrated at the upper vertices, a result of trace rare-earth elements (yttrium) trapped in the crystal lattice during growth. The faces of the cubes display the characteristic vitreous luster of well-crystallized fluorite, with few internal fractures—giving it a clean and translucent appearance.\u003c\/p\u003e\n\u003cp\u003eThe cluster is self-standing and does not require a base. The white\/purple contrast makes it equally attractive on a dark desk, a white shelf, or a collection box with side lighting.\u003c\/p\u003e\n\n\u003ch2\u003eHow Zoning Forms in Fluorite\u003c\/h2\u003e\n\u003cp\u003eFluorite crystallizes in the isometric (cubic) system from low-temperature hydrothermal solutions. The purple color originates from color centers: point defects in the crystal lattice where electrons become trapped, generally associated with rare-earth impurities or cumulative exposure to natural radiation. The concentric zoning visible in this specimen reflects variations in the fluid composition during growth—periods of higher impurity concentration alternate with phases of purer growth.\u003c\/p\u003e\n\n\u003ch2\u003eUses of the Specimen\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMineralogical Collection\u003c\/strong\u003e — Well-defined cubic fluorite is a classic didactic example of the isometric system.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDisplay Cabinet and Decoration\u003c\/strong\u003e — Self-standing, the white-purple contrast stands out without special lighting.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHardness Reference\u003c\/strong\u003e — Exact 4 Mohs hardness, a common reference in gemological training.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eFluorite in Mineralogical Tradition\u003c\/h2\u003e\n\u003cp\u003eThe name \"fluorite\" derives from the Latin \u003cem\u003efluere\u003c\/em\u003e (to flow): since the 16th century, it has been used as a flux in metallurgy to lower the melting point of iron and copper ores. Today, it is an industrial raw material for the production of hydrofluoric acid and optical fiber. In crystal tradition, purple fluorite is associated with ordered thought and concentration—the stone for those who work with complex structures and need analytical clarity.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to Recognize Genuine Fluorite\u003c\/h2\u003e\n\u003cp\u003eGenuine fluorite has a vitreous luster (not resinous or waxy). Its streak on unglazed porcelain is white, regardless of the mineral's color. With a Mohs hardness of 4, a copper coin (3.5 Mohs) will not scratch it, but a steel file (6.5 Mohs) will. Stained glass—the most common imitation—is harder, rarely shows the perfect cubic habit, and does not exhibit definite cleavage. Many fluorites, though not all, show intense blue fluorescence under a longwave UV lamp.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is the exact origin of this specimen?\u003c\/h3\u003e\n\u003cp\u003eIt comes from China, the world's leading producer of fluorite. The origin is declared based on the wholesale supplier's documentation; the piece does not include an individual certificate of origin.\u003c\/p\u003e\n\u003ch3\u003eDoes it have any color or stabilization treatment?\u003c\/h3\u003e\n\u003cp\u003eNo detectable treatment. Hydrothermal deposit fluorite is naturally bicolored; the purple does not require dye or irradiation. Statement based on mineralogical observation; does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eIs it fragile?\u003c\/h3\u003e\n\u003cp\u003eYes. With a Mohs hardness of 4 and perfect octahedral cleavage in four directions, fluorite is sensitive to impacts and drops. Handle it on a cushioned surface and avoid contact with harder minerals in the same collection tray.\u003c\/p\u003e\n\n\u003cp\u003eMore about fluorite: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/fluorita\"\u003eproperties and uses of fluorite\u003c\/a\u003e. See also our collection of \u003ca href=\"\/en\/collections\/minerales-en-bruto\"\u003erough minerals\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"Default Title","offer_id":40333912047659,"sku":"","price":20.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/purple-fluorite-cluster-specimen-487278.jpg?v=1699548788"},{"product_id":"prehnita-cabujones-ovalados","title":"Prehnite Oval Cabochons","description":"\u003cp\u003eTranslucent apple-green prehnite oval cabochon, 29–30 × 19–24 mm. Mirror polish on convex face, flat back. The translucence of prehnite creates an internal depth effect that responds well to settings in 925 silver or copper.\u003c\/p\u003e\n\n\u003ch2\u003ePiece Details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003ePrehnite (calcium aluminum inosilicate)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e29–30 × 19–24 mm (±0.5 mm; see variant)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and Back\u003c\/th\u003e\n\n\u003ctd\u003eFreeform oval, flat back\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e6–6.5 Mohs — we recommend a closed bezel setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired at a wholesale lapidary market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePiece Type\u003c\/th\u003e\n\n\u003ctd\u003eAvailable in 8 numbered variants\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eThe color is a pale apple-green with a soft internal veil when turned under light — a consequence of the mineral's laminar structure. The oval format ~30 × 20 mm is a classic range for custom bezel statement rings: sufficient presence, edges that allow for a clean bezel without tension points. Each variant has its exact measurement in the name.\u003c\/p\u003e\n\n\u003ch2\u003eHow the translucent color forms\u003c\/h2\u003e\n\u003cp\u003ePrehnite crystallizes in the orthorhombic system through hydrothermal alteration of mafic rocks. The green comes from traces of chromium or ferruginous iron. The translucency is due to growth in parallel layers: light penetrates and disperses between layers before exiting, creating the depth effect. Inclusions of epidote or rutile are part of the natural structure, not defects.\u003c\/p\u003e\n\n\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eClosed bezel setting (925 silver or gold)\u003c\/strong\u003e — oval profile without corners; the bezel enhances translucence without obstructing it.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStatement rings \/ Silver pendants\u003c\/strong\u003e — ~30 mm provides presence without being excessive; the pale green combines with oxidized or polished silver.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWire wrap\u003c\/strong\u003e — flat back facilitates anchoring of the weave.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003ePrehnite in lapidary tradition\u003c\/h2\u003e\n\u003cp\u003ePrehnite was the first mineral named in honor of a person: Colonel Hendrik von Prehn, who brought samples from South Africa in the late 18th century. Abraham Werner recognized it as an independent species in 1788. In crystal tradition, it is associated with calm and discernment — with the ability to let go of what no longer serves and maintain clarity under pressure.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHow to recognize genuine prehnite\u003c\/h2\u003e\n\u003cp\u003eUnder transmitted light, a greenish-yellow glow appears, never opaque like nephrite jade. The texture under magnification shows the fibrous-laminar pattern; dyed green glass, a common substitute, appears homogeneous. An inclusion of epidote or rutile confirms authenticity.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs it natural prehnite without treatments?\u003c\/h3\u003e\n\u003cp\u003eYes. No detectable treatment. Statement based on lapidary observation; does not include formal gemological certification.\u003c\/p\u003e\n\u003ch3\u003eWhat setting is it designed for?\u003c\/h3\u003e\n\u003cp\u003eWe recommend a closed bezel in 925 silver, copper, or brass. The oval profile is compatible with a bezel cut to the stone or with standard strip. The jeweler decides the technique.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between variants?\u003c\/h3\u003e\n\u003cp\u003eEach variant is a numbered piece with its exact dimensions. All share the apple-green color range and mirror finish, but each stone has its own internal translucency pattern.\u003c\/p\u003e\n\u003ch3\u003eAre the measurements exact?\u003c\/h3\u003e\n\u003cp\u003eTolerance ±0.5 mm, as these are individual freeform pieces, not industrially calibrated production.\u003c\/p\u003e\n\u003ch3\u003eCan it be used in everyday rings?\u003c\/h3\u003e\n\u003cp\u003eWith a closed bezel, yes. At 6–6.5 Mohs, it can scratch if it rubs against harder minerals; the bezel protects the edge.\u003c\/p\u003e\n\u003ch3\u003eHow to care for it?\u003c\/h3\u003e\n\u003cp\u003eLukewarm water and mild soap, dry with a soft cloth. Avoid ultrasonics and acids. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eView collection: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochons for jewelry\u003c\/a\u003e. See also \u003ca href=\"\/en\/collections\/lapidario\"\u003elapidary selection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"37- 29.35x19.65mm","offer_id":47713321713987,"sku":"","price":4.5,"currency_code":"EUR","in_stock":false},{"title":"38- 29.90x20.40mm","offer_id":47713321746755,"sku":"","price":4.5,"currency_code":"EUR","in_stock":false},{"title":"39- 30x24.15mm","offer_id":47713321779523,"sku":"","price":4.5,"currency_code":"EUR","in_stock":false},{"title":"40- 30.25x20.60mm","offer_id":47713321812291,"sku":"","price":4.5,"currency_code":"EUR","in_stock":false},{"title":"41- 30.30x21.80mm","offer_id":47713321845059,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"42- 29.85x22.10mm","offer_id":47713321877827,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true},{"title":"43- 29.90x20.80mm","offer_id":47713321910595,"sku":"","price":4.5,"currency_code":"EUR","in_stock":false},{"title":"44- 29.50x20.60mm","offer_id":47713321943363,"sku":"","price":4.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/prehnite-cabochon-lot-of-8-pieces-p37-p44-325865.jpg?v=1699549097"},{"product_id":"cabujones-micro-de-granate-almandino","title":"Almandine Garnet Micro Cabochons","description":"\u003cp\u003eLot of 5 round almandine garnet micro cabochons, approximately 2.85 mm in diameter. Deep red to reddish-purple with enough transparency to glow under spotlight. Millimetric format for precision jewelry: pavé setting, multi-stone configurations, or filigree in 925 silver.\u003c\/p\u003e\n\n\u003ch2\u003eItem details\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMineral\u003c\/th\u003e\n\n\u003ctd\u003eAlmandine garnet (iron and aluminum nesosilicate)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e~2.85 mm diameter × ~2 mm height. Variation of ±0.2 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eShape and back\u003c\/th\u003e\n\n\u003ctd\u003eRound, flat or slightly concave back (characteristic of micro pieces)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eFinish\u003c\/th\u003e\n\n\u003ctd\u003eMirror polish\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHardness\u003c\/th\u003e\n\n\u003ctd\u003e7.5 Mohs — very hard; compatible with pressure or prong setting\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOrigin\u003c\/th\u003e\n\n\u003ctd\u003eMaterial acquired in lapidary wholesale market\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTreatment\u003c\/th\u003e\n\n\u003ctd\u003eUntreated. Color due to native iron oxides in the mineral structure\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eItem type\u003c\/th\u003e\n\n\u003ctd\u003eLot of 5 micro pieces\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch2\u003eThis specific piece\u003c\/h2\u003e\n\u003cp\u003eAt 2.85 mm, the almandine maintains a deep, saturated red — dark red with a consistent wine hue throughout the lot. Under magnification, the transparency is partial: light produces an internal glow that, with spot lighting, turns each micro cabochon into a red point of light. All five pieces have the same size and color, suitable for symmetrical multi-stone configurations.\u003c\/p\u003e\n\n\u003ch2\u003eHow almandine garnet is formed\u003c\/h2\u003e\n\u003cp\u003eAlmandine (Fe₃Al₂(SiO₄)₃) crystallizes in high-grade metamorphic rocks under high pressure and temperature. The cubic system produces crystals without defined cleavage (only conchoidal fracture), which makes it exceptionally resistant: at 7.5 Mohs, it surpasses quartz. The deep red is due to ferrous iron (Fe²⁺) content; the higher the content, the darker and more wine-colored the red.\u003c\/p\u003e\n\n\u003ch2\u003eWhat setting it works for\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePavé or bead-set in 925 silver\u003c\/strong\u003e — 7.5 Mohs hardness supports pressure or graver setting; ideal for multi-stone configurations in rings.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRings with color accent\u003c\/strong\u003e — 3 mm is the standard size for accent stones; almandine red works as a color point in geometric designs or filigree.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePrecision wire wrap\u003c\/strong\u003e — very fine wire (28-30 gauge) for miniature pendant or earring with high color impact.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eAlmandine garnet in tradition\u003c\/h2\u003e\n\u003cp\u003eUsed in jewelry since ancient Egypt (5,000 years ago) and extensively by the Romans in signet rings. The name \"almandine\" alludes to the Anatolian city of Alabanda, the main cutting center in antiquity. In crystal tradition, it is associated with vitality and grounding.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eAre all 5 pieces the same size and color?\u003c\/h3\u003e\n\u003cp\u003eYes, selected for similar size (~2.85 mm) and consistent color; natural variations of ±0.2 mm are possible.\u003c\/p\u003e\n\u003ch3\u003eCan they be used in an everyday ring?\u003c\/h3\u003e\n\u003cp\u003eAt 7.5 Mohs, it is perfectly suitable for everyday wear, including high-exposure rings.\u003c\/p\u003e\n\u003ch3\u003eAre they suitable for granulation (goldsmith granulation)?\u003c\/h3\u003e\n\u003cp\u003eYes. The thermal resistance of almandine is compatible with silver soldering temperatures; a technique documented in Etruscan and medieval jewelry.\u003c\/p\u003e\n\u003ch3\u003eHow to care for it?\u003c\/h3\u003e\n\u003cp\u003eAlmandine garnet can be cleaned with ultrasonic and steam. More at \u003ca href=\"\/en\/pages\/cuidado-de-tus-joyas\"\u003ejewelry care\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eMore about garnet: \u003ca href=\"\/en\/blogs\/propiedades-de-los-minerales\/granate\"\u003eproperties, meaning, and uses\u003c\/a\u003e. See also: \u003ca href=\"\/en\/collections\/cabujones\"\u003ecabochon collection\u003c\/a\u003e · \u003ca href=\"\/en\/collections\/anillos\"\u003ehandmade rings\u003c\/a\u003e.\u003c\/p\u003e","brand":"Anima Mundi Crystals","offers":[{"title":"5 stones","offer_id":40333912375339,"sku":"","price":5.0,"currency_code":"EUR","in_stock":true},{"title":"10 stones","offer_id":40379372339243,"sku":"","price":9.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/products\/25-285mm-almandine-garnet-round-cabochons-484943.jpg?v=1699553752"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0042\/8818\/4355\/collections\/all-gemstones-337867.jpg?v=1699531042","url":"https:\/\/animamundicrystals.com\/en\/collections\/todas-las-piedras.oembed?page=14","provider":"Anima Mundi Crystals","version":"1.0","type":"link"}