Natural Citrine Rough from Congo Under 4 grams

You will receive ONE random selected citrine rough. Citrine is a silicon dioxide mineral, a member of the Quartz group with a hardness of 7. Its crystal system is trigonal, and its yellow pigmentation is derived from iron. It varies in shade from very pale yellow to a deep amber, nearly orange, with some specimens exhibiting brownish tinges. Much of the commercial Citrine on the market is heat-treated Amethyst. In general, the deeper amber and orangish shades are heat treated. Natural Citrines are mostly a pale-yellow color. Deposits of natural Citrine have been found in Brazil, Africa, Madagascar, Spain, Russia, France, Scotland, and the USA.