what is amethyst
Amethyst is a well known mineral and gemstone. It is the purple variety of the mineral Quartz, and its most valuable and prized variety.Its name derives from the Greek amethystos, which means not drunken, as Amethyst in antiquity was thought to ward off drunkenness.t is the purple variety of the mineral Quartz, and its most valuable and prized variety. Its name derives from the Greek amethystos, which means not drunken, as Amethyst in antiquity was thought to ward off drunkenness.