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Meaning of augite

au•gite

Pronunciation: (ô'jīt), [key]
— n.
  1. a silicate mineral, chiefly of calcium, magnesium, iron, and aluminum: a dark-green to black variety of monoclinic pyroxene, characteristic of basic rocks.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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