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andradite

NOUN
  1. a garnet consisting of calcium iron silicate and having any color ranging from yellow and green to brown and black; used as gemstone

How To Use andradite In A Sentence

  • Schists and serpentines yield the demantoid and topazolite varieties of andradite.
  • There are varieties of andradite that include, demantoid, which is the most valuable of all garnets, melanite (opaque, black), and topazolite (yellow).
  • Andradite garnet, of the variety known as demantoid, from its diamond-like properties, and which is usually sold under the misleading name "olivine" in the trade, comes from the western slopes of the Ural A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public
  • Some other popular names for garnets in this group are: rhodolite, hessonite, melanite, topazolite, andradite, and tsavorite.
  • The light colored andradite varieties topazolite and demantoid occur mainly in serpentinites and chlorite schists.
  • The third major find in recent years is green andradite, some of which may be considered demantoid.
  • In the introduction to the garnet group, the various distinct species such as pyrope, almandite, grossularite, andradite, and spessartite are referred to as varieties.
  • The andradite garnets furnish the brilliant, nearly emerald green demantoids (so often called A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public
  • The crystals have a typical pseudo-octahedral habit, often with composite crystal faces, and are typically associated with red andradite, hematite, calcite, gaudefroyite, barite. kutnohorite, celestine, or even sturmanite.
  • - Garnet is the name of a large family of gemstones that includes pyrope, grossular, andradite, spessartine, and almandine. Undefined
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