![]() ![]() So if you want a gem that is easy on your pocket and yet glamorous, amethyst is the perfect choice. Its royal color makes it desirable and can be compared to the most expensive of purple crystals. If it were not for its abundance in nature, amethyst would be very expensive. UNUSUAL PROPERTIES: A purple variety of quartz, amethyst is a semi – precious yet popular gemstone. On treating Amethyst under controlled conditions one can produce some very astonishing colors or intensify the royal purple color at 400c to 600c. Most of the amethyst available in the gem market is enhanced to get exotic shades. Very dark amethyst is heated to produce lighter shades. ![]() TREATMENT: Heating is the most common treatment which can alter the color of a stone to lighten, darken, or change completely. But more offbeat fancy shapes such as the trillion cuts are coming on strong.įORMATION: Natural Amethyst is produced in abundance, where it occurs in large geodes within volcanic rocks. Experts attribute the purple colour of amethyst to small amounts of Iron Oxide (Fe2O3) impurities (approximately 40 parts per million) at specific sites in the crystal structure of quartz.ĬUT: Baguette, Emerald, Heart, Marquise, Oval, Oval Cabochon, Pear, Round, Round Cabochon, Square cuts. ![]() Today the finest amethyst comes from Zambia in Africa.ĬHEMICAL COMPOSITION: Amethyst is a macro crystalline variety of Quartz with the chemical formula SiO2 (Silicon Dioxide). ORIGIN: Large deposits of natural amethyst were discovered in Brazil in the 19th century. There’s something about a purple gemstone that intrigues people, and the purple color is also often associated with royalty, wealth, and passion.ĬOLOR: Natural African Amethyst is purple gem from light purple to intense royal purple mauve and violet. Purple gemstones have been adored for various reasons. NATURAL AFRICAN AMETHYST – GENUINE AFRICAN AMETHYSTĪmethyst, the rich purple variety of quartz, was once so rare that it was classified as one of the precious gems. ![]()
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