Petrogenesis



[pe-troh-jen-uh-sis] /ˌpɛ troʊˈdʒɛn ə sɪs/

noun
1.
the branch of petrology dealing with the origin and formation of rocks.
2.
the origin and formation of rocks.
petrogenesis
(pět’rō-jěn’ĭ-sĭs)
The branch of petrology that deals with the origin and formation of rocks, especially igneous rocks.

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  • Petrogr.

    petrography



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  • Petrogram

    [pe-truh-gram] /ˈpɛ trəˌgræm/ noun 1. a drawing or painting on rock, especially one made by a member of a prehistoric people.



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