铁镁质 Mafic

（重定向自Basic rock）

铁镁质用来形容富含镁元素与铁元素的硅酸盐矿物或岩石。大多数铁镁质矿物颜色暗并且相对密度大于3。常见的造岩铁镁质矿物包括橄榄石、辉石、闪石和黑云母。常见的铁镁质岩石包括玄武岩、粗玄岩和辉长石。

单词	Basic rock
释义	Basic rock 中文百科铁镁质 Mafic （重定向自Basic rock）铁镁质用来形容富含镁元素与铁元素的硅酸盐矿物或岩石。大多数铁镁质矿物颜色暗并且相对密度大于3。常见的造岩铁镁质矿物包括橄榄石、辉石、闪石和黑云母。常见的铁镁质岩石包括玄武岩、粗玄岩和辉长石。英语百科 Mafic 铁镁质（重定向自Basic rock） Mafic is an adjective describing a silicate mineral or rock that is rich in magnesium and iron, and hence is a portmanteau of "magnesium" and "ferric". Most mafic minerals are dark in color, and common rock-forming mafic minerals include olivine, pyroxene, amphibole, and biotite. Common mafic rocks include basalt, dolerite and gabbro.
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Basic rock