A mineral occurring in rhombic prisms, generally yellowish and pellucid, also colorless, and of greenesh, bluish, or brownish shades. It sometimes occurs massive and opaque. It is a fluosilicate of alumina, and is used as a gem.
Either one of two species of large, brilliantly colored humming birds of the genus Topaza (Topaza pella or Topaza pyra), of South America and the West Indies.
A variety of crystallized quartz, of a purple or bluish violet color, of different shades. It is much used as a jeweler's stone.
A purple color in a nobleman's escutcheon, or coat of arms.
A mineral occurring in rhombic prisms, generally yellowish and pellucid, also colorless, and of greenesh, bluish, or brownish shades. It sometimes occurs massive and opaque. It is a fluosilicate of alumina, and is used as a gem.
Either one of two species of large, brilliantly colored humming birds of the genus Topaza (Topaza pella or Topaza pyra), of South America and the West Indies.
A variety of crystallized quartz, of a purple or bluish violet color, of different shades. It is much used as a jeweler's stone.
A purple color in a nobleman's escutcheon, or coat of arms.