Gemstone the stone such as color zoning (the uneven distribution of coloring within a gem) and asteria (star effects). The Greeks, for example, greatly valued asteria gemstones, which were regarded as powerful love charms, and Helen of Troy was known to have worn star-corundum. Aside from the diamond, the ruby, sapphire, emerald, pearl (not, strictly speaking, a gemstone), and opal have also been considered to be precious. Up to the discoveries of bulk amethyst in Brazil in the 19th century, amethyst was considered a "precious stone" as well, going back to ancient Greece. Even in the last century certain stones such
GemStone IV simply renaming ICE names, such as changing the world name from Kulthea to Elanthia, and renaming the deities while keeping their previous characteristics. Game mechanics were greatly changed with the de-ICEing (as the period is colloquially named), which required every game character to undergo significant changes. Character racial and class choices were also changed, making any direct translation between the two systems difficult. The end result was that every character was required to "re-roll" their character with the option to change race and skills, but maintaining their old experience level, class, and equipment. "GemStone" became available on AOL in September,