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Chemistry, 27.06.2019 19:00 pinolena64
Acertain rock contains 71% orthopyroxene, 20% olivine and 8% clinopyroxene. name this rock and describe it's provenance.
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Acertain rock contains 71% orthopyroxene, 20% olivine and 8% clinopyroxene. name this rock and descr...
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