单词 | pyroxene |
释义 | py·rox·ene (pī-rŏksēn′) n. Any of a group of crystalline silicate minerals common in igneous and metamorphic rocks and containing two metallic oxides, as of magnesium, iron, calcium, sodium, or aluminum. [French pyroxène : Greek puro-, pyro- + Greek xenos, stranger (originally viewed as a foreign substance when found in igneous rocks); see ghos-ti- in the Appendix of Indo-European roots.] py′rox·enic (pī′rŏk-sēnĭk, -sĕnĭk) adj. |
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