orthopyroxene
/ (ˌɔːθəʊpaɪˈrɒksiːn) /
noun
a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene
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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.
The American Heritage® Science Dictionary
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