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 Age of Magic. Curiously, neither Emmy nor Amber have been seen or mentioned since the third miniseries, but are presumably still in existence in the aftermath of Infinite Crisis. In 2012, DC relaunched the long defunct "Sword of Sorcery" title as part of The New 52 (a reboot of the DC Comics universe) with Amethyst as the lead story written by Christy Marx with art by Aaron Lopresti. In this version, Amethyst is Princess Amaya of House Amethyst, taken to Earth and raised as Amy Winston by her mother Lady Graciel in order to protect her from Amaya's ruthless aunt