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A pink to rose-red mineral, essentially a glassy crystalline manganese silicate, MnSiO3, used as an ornamental stone.
[From Greek rhodon, rose.]
(Minerals) a brownish translucent mineral consisting of manganese silicate in triclinic crystalline form with calcium, iron, or magnesium sometimes replacing the manganese. It occurs in metamorphic rocks, esp in New Jersey and Russia, and is used as an ornamental stone, glaze, and pigment. Formula: MnSiO3
[C19: from German Rhodonit, from Greek rhodon rose + -ite]
a mineral, manganese silicate, MnSiO3, occurring in rose-red masses usu. with calcium; used as an ornamental stone.