peridotite xenolith in vesicular phonotephrite from the San Carlos Volcanic Field, Arizona - teaching hand specimen
Xenoliths are fragments of peridotite rock found in phonotephrite magma, representing the Middle Pleistocene era and containing olivine, spinel, and diopside pyroxene.
- The description claims the xenoliths contain forsterite olivine, spinel, and chromian diopside pyroxene.
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- Default Title — 12.50 USD — In stock
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