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how is peridotite formed from olivine?

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like any specific process?
asked Oct 11, 2017 by simcha21 (120 points)

1 Answer

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Peridotite is a dense, coarse-grained igneous rock consisting mostly olivine and pyroxene. Olivine is a mineral with a definitive chemical formula, whereas peridotite is a rock formed primarily of this mineral.
answered Oct 27, 2017 by hershel (49,750 points)

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