Demantoid meaning

dĭ-măntoid
A transparent, green variety of garnet used as a gem.
noun
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A transparent, green variety of andradite, used as a semiprecious gem.
noun
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A green garnet.
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Origin of demantoid

  • German from archaic Demant diamond from Middle High German diemant from Old French diamant diamond

    From American Heritage Dictionary of the English Language, 5th Edition