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epidiorite

noun
epi·​diorite | \ ¦epə̇, ¦epē+\
plural -s

Definition of epidiorite

: a variety of diorite formed by metamorphism from pyroxenic igneous rocks and often being somewhat schistose

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History and Etymology for epidiorite

International Scientific Vocabulary epi- + diorite; originally formed as German epidiorit

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