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 the second series released in 1986 it is revealed that in the aftermath of Dark Opal's defeat, conflict among the other Royal House of Gemworld causes friction throughout the surrounding kingdoms. The Lords of Chaos attempt to capitalize on Amethyst's absence and threatens to overtake Gemworld. During this time, Amethyst learns from Doctor Fate that she is a member of the Lords of Order as her father was. Amethyst is unique among the Lords as the only creation with a truly human form. After struggling with this revelation, she finally accepts her destiny and battles the Lord of Chaos known