anorthophyre

/ˌænɔrθoʊˈfaɪər, ˌænɔrˈθoʊfaɪər/

Definitions

1. noun

A type of igneous rock that is rich in orthopyroxene and has a characteristic anorthitic texture.

“The geologist studied the anorthophyre outcropping in the mountain range.”

Synonyms

  • anorthositic rock
  • orthopyroxenite

Antonyms

  • metamorphic rock
  • sedimentary rock