单词 | mafic |
释义 | maf·ic (măfĭk) adj. Relating to or containing a group of dark-colored silicate minerals, composed chiefly of magnesium and iron, that occur in igneous rocks, including hornblende, pyroxene, olivine, and biotite. [MA(GNESIUM) + Latin f(errum), iron + -IC.] |
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