Freeform chrysocolla cabochon, 16 to 19 mm long and 5-7 mm dome. The intense blue-green hue and matte texture of the mineral create a surface with its own character, no two pieces are alike.
Item details
| Mineral |
Chrysocolla (hydrated copper silicate, associated with quartz and malachite) |
| Dimensions |
16-19 × 10-18 × 5-7 mm (selectable by variant number); tolerance ±0.5 mm |
| Shape and back |
Freeform, flat back |
| Finish |
Mirror polish |
| Hardness |
2.5–3.5 Mohs — we recommend bezel setting; not suitable for daily wear rings without full protection |
| Origin |
Material purchased from a wholesale lapidary market |
| Treatment |
No treatment |
| Item type |
Selectable item by variant number |
This specific piece
The chrysocolla in this lot features the characteristic cyan-turquoise hue with darker veins of azurite or white bands of quartz. The surface texture under grazing light shows a fine granular microstructure, a result of the secondary formation of the mineral in oxidation zones of copper deposits.
How chrysocolla color forms
Chrysocolla is a hydrated copper phyllosilicate that forms in oxidation zones of copper deposits, usually on malachite, azurite, or chalcocite. The blue-green color comes from Cu²⁺ ions in tetrahedral coordination: small variations in the proportion of copper and the presence of iron or aluminum shift the hue towards turquoise, cyan, or navy blue. The frequent association with amorphous silica (quartz) hardens the mineral and produces the translucent white bands that characterize "quartz chrysocolla," sought after for its greater mechanical resistance.
What setting it works for
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Bezel setting (925 silver or other precious metals) — the perimeter grip protects the soft mineral from side impacts; blue chrysocolla contrasts especially well with oxidized silver.
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Pendants with silver mounting — suitable size and thickness for medium earrings and statement pendants.
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Wire wrap — the flat back facilitates wrapping; use 22-24 gauge so as not to mark the surface.
Chrysocolla in lapidary tradition
The name derives from the Greek chrysos (gold) and kolla (glue): Pliny the Elder used it to describe the substance that goldsmiths used to solder gold, confusing it with other copper mineralizations. In Mesoamerican and Andean traditions, blue-green copper stones — chrysocolla among them — were associated with water and fertility. In crystal tradition, chrysocolla is related to serene communication and the wisdom of measured words.
The 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.
How to recognize genuine chrysocolla
Authentic chrysocolla has a low hardness (2.5–3.5 Mohs): a fingernail easily scratches the unpolished surface. Under a magnifying glass (×10), a granular or botryoidal microstructure is visible, without the uniform vitreous luster of synthetic turquoise or dyed howlite. The color is heterogeneous, with smooth transitions between blue, green, and white; artificial dyeing produces uniform tones with color concentration in micro-fissures.
Frequently asked questions
Is it natural undyed chrysocolla?
Yes. No detectable treatment. The blue-green color comes from the mineral's native copper ions. Statement based on lapidary observation; the piece does not include formal gemological certification.
What type of jewelry is it suitable for?
Due to its low hardness (2.5–3.5 Mohs), chrysocolla is most suitable for pendants, earrings, and pieces that do not receive direct impacts. For rings, we recommend a bezel setting with full perimeter protection and occasional use.
Can I polish or recut it?
The mineral is soft and fragile; we do not recommend repolishing at home. For size or shape corrections, consult a lapidary.
More about this mineral: properties, meaning, and uses of chrysocolla. See also: all cabochons · handmade rings.
