olivine: Meaning and Definition of

ol•i•vine

Pronunciation: (ol'u-vēn", ol"u-vēn'), [key]
— n.
  1. any of a group of magnesium iron silicates, (Mg,Fe)SiO, occurring in olive-green to gray-green masses as an important constituent of basic igneous rocks. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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