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 Publishing Mickey Mouse comics of Floyd Gottfredson, César Ferioli, and Romano Scarpa, among others. While popularly known as a reprint house, Gemstone's comics were actually dominated by stories that were new to United States audiences. Vintage material, though popular with readers, was not the majority of the content. Gemstone issued annual editions of Christmas Parade, Vacation Parade, and Spring Fever; a giveaway for Free Comic Book Day; and occasional special editions (including comic adaptations of "" and "Mickey's Twice Upon a Christmas"). Gemstone's first large-size book collection, "Mickey And The Gang: Classic Stories In Verse", was issued in November 2005. It