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Citrine — specimen 0413, photo © NMNHS
6.95 | 7.01 | 4.17 mm;
medium reddish orange; strong;
Probably heated amethyst. Very clean specimen; design ‘99Simp’ by Jim Finlayson, excellent cut by Tan Pen.
More information from ‘Classification’
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
National Museum of Natural History, Sofia
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The specimens illustrated in this site do not exist in the collections of the National Museum of Natural History, Sofia.