Amethyst of synthetic quartz is used. Treated amethyst is produced by gamma ray, X-ray or electron beam irradiation of clear quartz (rock crystal) which has been first doped with ferric impurities. On exposure to heat, the irradiation effects can be partially cancelled and amethyst generally becomes yellow or even green, and much of the citrine, cairngorm, or yellow quartz of jewelry is said to be merely "burnt amethyst". The Greek word "amethystos" may be translated as "not drunken", from Greek "a-", "not" + "methustos", "intoxicated". Amethyst was considered to be a strong antidote against drunkenness, which is why wine goblets were
Amethyst, Princess of Gemworld adult woman. The most powerful magic users in all of Gemworld are from the House of Amethyst. Amethyst decides to use her powers to rebel against Dark Opal's oppression over Gemworld. Upon befriending the winged unicorn Max, Princess Amethyst journeys in search of allies among The Twelve Kingdoms of Gemworld that do not support Dark Opal. She is successful in rallying support from most of the other House and gains friendship in Lord Topaz, Lady Turquoise, and Princess Emerald (Emmy). The first series ends with the defeat of Dark Opal, the liberation of Gemworld, and Amethyst's returned to Earth. During