andradite

[ an-druh-dahyt ]
/ ˈæn drəˌdaɪt /

noun

a mineral, calcium-iron garnet, Ca3Fe2Si3O2, occurring in brown, green, or black crystals.

Origin of andradite

1830–40; named after J. B. de Andrada e Silva; see -ite1

Example sentences from the Web for andradite

British Dictionary definitions for andradite

andradite
/ (ˈændrəˌdaɪt) /

noun

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

Word Origin for andradite

C19: named after J. B. d' Andrada e Silva (1763–1838), Brazilian mineralogist; see -ite 1