or·tho·py·rox·ene 
(ôr′thə-pī-rŏksēn′)
(ôr′thə-pī-rŏksēn′)n.
Any of a number of varieties of pyroxene that crystallize in the orthorhombic system and contain no calcium and little or no aluminum.
| 单词 | orthopyroxene |
| 释义 | or·tho·py·rox·ene (ôr′thə-pī-rŏksēn′)n. Any of a number of varieties of pyroxene that crystallize in the orthorhombic system and contain no calcium and little or no aluminum. |
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