镁铁质岩（mafic rock）指主要由一种或一种以上铁镁质(ferromagnesian)暗色矿物构成的火成岩。名称由克罗斯(Cross,1912)等人提出。
镁铁质岩（mafic rock）指主要由一种或一种以上铁镁质(ferromagnesian)暗色矿物构成的火成岩。名称由克罗斯(Cross,1912)等人提出。
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赋存于超镁铁质岩的金川矿床，是目前世界第三大在采硫化铜镍矿床；
The Jinchuan deposit, hosted by olivine-rich ultramafic rocks, is the world's third largest magmatic Cu-Ni sulfide deposit being currently exploited.
而且，这种情况在塔里木盆地及周缘地区十分发育的镁铁质岩浆岩中具有广泛的代表性。
And this case is representative among the well-developed mafic magmatic rocks in the Tarim Basin and its peripheral areas.
本文综述了近年来的研究成果，介绍了与镁铁质-超镁铁质岩有关的矿床类型和成矿作用。
This paper summarizes recent research results and introduces ore deposit types and mineralization related to mafic-ultramafic rocks.
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