- a mineral, calcium-iron garnet, Ca3Fe2Si3O2, occurring in brown, green, or black crystals.
Origin of andradite
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Examples from the Web for andradite
The andradite garnets furnish the brilliant, nearly emerald green demantoids (so often called "olivine" by the trade).
Andradite garnet furnishes brilliant green stones, which have been incorrectly named "Olivines" by the trade.
- a yellow, green, or brownish-black garnet that consists of calcium iron silicate and is used as a gemstone. Formula: Ca 3 Fe 2 (SiO 4) 3
C19: named after J. B. d' Andrada e Silva (1763–1838), Brazilian mineralogist; see -ite 1
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