pyroxenite

noun py·rox·e·nite \ pī-ˈräk-sə-ˌnīt , pə- \

Definition of pyroxenite

: an igneous rock that is free from olivine and is composed essentially of pyroxene

pyroxenitic

play \pī-ˌräk-sə-ˈni-tik, pə-\ adjective

First Known Use of pyroxenite

1845

in the meaning defined above

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