orthopyroxene

/ (ˌɔːθəʊpaɪˈrɒksiːn) /

noun

a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene

Words nearby orthopyroxene

orthopteron, orthopterous, orthoptic, orthoptics, orthoptist, orthopyroxene, orthorexia, orthorhombic, orthoscope, orthoscopic, orthoscopy

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Scientific definitions for orthopyroxene

orthopyroxene

[ ôr′thə-pī-rŏk′sēn′ ]

Any variety of the mineral pyroxene that crystallizes in the orthorhombic system and contains no calcium and little or no aluminum. Enstatite is an orthopyroxene.