Your own Gem Pyramid! High quality Pyramid naturally formed from pure purple amethyst each with a unique appearance. The hardness of amethyst is 7, and appears on the Moh scale as quartz. Amethyst gets its name from a Greek word amethustos meaning *not drunken* as it was believed to protect against intoxication by alcohol. 50mm. Place your order online, by fax, or by giving us a call! Product Number GFAM50