Amethyst even if the iron concentration is low. Natural amethyst is dichroic in reddish violet and bluish violet, but when heated, turns yellow-orange, yellow-brown, or dark brownish and may resemble citrine, but loses its dichroism, unlike genuine citrine. When partially heated, amethyst can result in ametrine. Amethyst can fade in tone if overexposed to light sources and can be artificially darkened with adequate irradiation. Amethyst was used as a gemstone by the ancient Egyptians and was largely employed in antiquity for intaglio engraved gems. The largest Ancient Egyptian amethyst mines are located at Wadi el-Hudi and those mines may be the
Amethyst, Princess of Gemworld was left on Earth as an infant. This name, however, was then in use by another DC teen hero, Beast Boy. Dan Mishkin decided on "Amethyst" as a replacement, which in turn inspired the jewel-themed naming of other characters in the series and the nature of Gemworld as a whole. Amethyst first appeared as a special insert in "The Legion of Super-Heroes" #298 (April 1983). Her original story began shortly afterward in the twelve-issue "Amethyst: Princess of Gemworld" limited series in 1983, written and created by Dan Mishkin and Gary Cohn with Ernie Colón as the artist. The initial 12-issue