Genuine citrine tumbled stones from Brazil in two size ranges: 20-30 mm and 30-40 mm. The golden yellow color comes from trivalent iron oxides (Fe³⁺) incorporated during quartz crystallization, not from heat treatment of amethyst. Material polished in a lapidary tumbler.
Item details
| Mineral |
Genuine Citrine (quartz with native Fe³⁺) |
| Dimensions |
20-30 mm (S format) · 30-40 mm (M format) · Freeform ±0.5 mm |
| Shape and back |
Tumbled, rounded freeform |
| Finish |
Tumbler polished (satin) |
| Hardness |
7 Mohs — resistant to everyday wear |
| Origin |
Brazil |
| Treatment |
Untreated. Golden color from native iron oxides, not from amethyst heating. |
| Item type |
Available in 2 formats (S 20-30 mm / M 30-40 mm) |
About these tumbled stones
The distinction between genuine citrine and treated amethyst is relevant for the discerning collector: heated citrine — which accounts for most of the market — has an intense, almost garish, orange-amber hue, with visible twinning inside the crystals under light. Genuine citrine has a softer, translucent golden yellow, with natural variations in intensity between the growth zones of the quartz.
In these Brazilian tumbled stones, the color is uniform in the honey-yellow range, with no orange concentrations that would indicate heat treatment. The freeform shape of the tumbled stone shows the mineral in its most direct expression.
Genuine citrine vs. treated amethyst
More than 90% of the citrine circulating in the gemological market is Brazilian or Uruguayan amethyst subjected to controlled heating (between 470 and 560 °C), which transforms the Fe²⁺ in amethyst into Fe³⁺ and shifts the color from violet to yellow-orange.
Uses for citrine tumbled stones
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Mineralogical collection — genuine citrine is notable precisely for its rarity compared to the market dominated by heated amethyst.
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Wire wrap — the M format (30-40 mm) is suitable for wire-wrapped pendants; the transparency of citrine captures light well.
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Decoration — the warm golden tone works well in compositions alongside clear quartz or amber.
Citrine in lapidary tradition
Citrine was used in classical antiquity as an economical substitute for yellow topaz. In the Art Deco and Art Nouveau periods, it was a favorite stone for silver brooches and earrings, valued for its color without the coldness of peridot or the intensity of topaz.
In crystal tradition, citrine is associated with prosperity, solar energy, and mental clarity. It is sometimes called "the merchant's stone" in references to Chinese-rooted feng shui.
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 citrine
Genuine citrine has a soft golden yellow with natural gradation between zones; treated citrine has a saturated orange-amber with abrupt color changes. Under 10× magnification, genuine citrine shows the usual liquid micro-inclusions of hydrothermal quartz; heated citrine may show fine internal fractures if the process was rapid. Untreated citrine is more translucent than transparent; heated citrine is often more opaque in the twinning planes.
Frequently asked questions
Has this citrine been heated from amethyst?
No. The golden yellow color of these tumbled stones is the result of trivalent iron (Fe³⁺) present natively during quartz crystallization, with no detectable subsequent heat treatment. Statement based on lapidary observation; the piece does not include formal gemological certification.
Which format is best for wire wrap?
The M format (30-40 mm) offers more surface for wrapping and better presence as a pendant. For earrings, the S format (20-30 mm) is more balanced in weight.
Does the color intensity vary between pieces?
Yes. Genuine citrine exhibits natural variations in hue within the golden-yellow range. The intensity is not uniform between pieces from the same batch — this is precisely a sign of authenticity.
More about citrine: properties, meaning, and uses. See also: tumbled stones · lapidary cabochons.
