• (British) IPA: /paɪˈɹɒksiːn/
  • (America) IPA: /paɪˈɹɑksin/

pyroxene (plural pyroxenes)

  1. (mineral) Any of a group of crystalline minerals containing silicates of iron, magnesium and calcium.
    • 2004, Richard Fortey, The Earth, Folio Society 2011, p. 10:
      By the pathside, there are occasional large boulders that shown black crystals the size of a fingernail; these are pyroxene minerals that had time to crystallise out deep within the chamber of liquid rock – or magma – beneath the volcano.
  • French: pyroxène
  • German: Pyroxen
  • Italian: pirosseno
  • Portuguese: piroxena, piroxeno, piroxénio (Portugal), piroxênio (Brazil)
  • Russian: пироксе́н
  • Spanish: piroxeno

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