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Citrine — specimen 0004, photo © NMNHS
Citrine
—
specimen 0004
Origin
South America
Brazil
Data
Weight:
5.89 ct;
size:
14.33 | 9.50 | 6.57 mm;
shape:
octagon;
colour:
medium reddish orange; strong;
clarity:
eye clean;
cut:
excellent;
treatment:
heating.
Notes
Probably heated amethyst. Very clean specimen; excellent mixed style cut. Source: Jeffery Davies,
Jeffery Davies Fine Jewelry & Gemstones
.
Other specimens
More information from ‘Classification’
Citrine
A yellow to yellow-orange or yellow-green variety of quartz. Natural citrine is very rare. Large quantities of amethyst, usually of lesser quality, are heated to turn it yellow or orange and sold as ‘citrine’.
Gemmology — gemstones
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