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Meaning of wolframite

wolf•ram•ite

Pronunciation: (wool'fru-mīt", vôl'-), [key]
— n.
  1. a mineral, iron manganese tungstate, (Fe,Mn)WO, occurring in heavy grayish-black to brownish-black tabular or bladed crystals: an important ore of tungsten.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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