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Rocks » Igneous Rocks » Peridotite
Peridotite
Peridotite is a coarse-grained intrusive igneous rock that is composed almost entirely of olivine. It may contain small amounts of amphibole, feldspar, quartz or pyroxene.
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Peridotite: The specimen shown is about two inches (five centimeters) across.
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The rock photos above were taken by Ann Bryant and are copyright by Geology.com. |
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