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
Robert S. Kerr (bishop) St John's Church in Barre, Vermont. In 1949 he became rector of Immanuel Church in Bellows Falls, Vermont. He also served as Dean of St Paul's Cathedral in Burlington, Vermont. In 1974 Kerr was elected Bishop of Vermont and retired in 1986. He died in Burlington on November 18, 1988 because of a heart attack. Robert S. Kerr (bishop) Robert Shaw Kerr (16 August 1917 - 18 November 1988) was seventh bishop of the Episcopal Diocese of Vermont, serving from 1974 to 1986. Kerr studied at Trinity College in Connecticut. Later he trained at the General Theological Seminary. Upon graduation,