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层状堆晶在大型镁铁质侵入体中十分普遍。Cumulate layering is very common in large mafic intrusions.

黑云母一般是镁铁质及超镁铁质岩石中的次要成分。Biotite is a subordinate constituent of the mafic and ultramafic rocks generally.

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华北克拉通中部广泛发育晚前寒武纪镁铁质岩墙群。Late Precambrian mafic dyke swarms are extensively developed in the central North China Craton.

笔-铜碱性镁铁质火山岩体由碎屑岩和熔岩组成。Alkali mafic subvolcanic body occurring in Bijiashan-Tongdongwan consists of clastic rock and lava.

在组分活性方面，镁铁质组分比长英质组分的活动更为明显。As to the activity of the components, the mafic component is more active than the felsic component.

通过地球化学图件判别，认为该基性杂岩形成于洋中脊的构造环境。The discriminant figures of tectonic setting show that the mafic rocks was formed in seamount setting.

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.

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近年来，应用地球动力学研究镁铁质-超镁铁质岩石演化取得了一些重要进展。Recently, several important progresses have been made in the geodynamics concerning the evolution of mafic and ultramafic rocks.

崆岭杂岩由基底岩石加表壳岩石组成，另外有一些基性岩侵入其中。The Kongling Complex consists of basement rocks, supracrustal rocks and some mafic rocks occurring as lenses, boudins or layers.

本文对博白—岑溪断裂带西南段的米场黑云母花岗岩体及其包体进行了岩石学和地球化学研究。The biotite granite of the southwestern margin of Bobai-Cenxi Faulted zone are associated with abundant mafic magmatic enclaves.

其早期破裂阶段以碱性的基性岩浆活动为特征，以大红山群、河口群中的火山岩为代表。The early stage of crust rupture was characterized by alkaline mafic igneous activities in the Dahongshan Group and Hekou Group.

位于桐柏大别山造山带北缘桐柏信阳地段的豫南高压镁铁质麻粒岩块体主要由石榴角闪二辉麻粒岩类组成。Recently, a high pressure mafic granulites block has discovered along the northern borderland of the Tongbai Dabie orogenic belt.

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界线通常是困在地壳碎块之间的沉积岩和基性火山岩填充物。The boundaries are commonly defined by sedimentary and mafic volcanic infill that has been trapped between the crustal fragments.

双峰式的酸性和基性火山岩组合的存在也证明部分表壳岩是形成在大陆环境。The bimodal association of acidic and mafic volcanic rock suggests that some supracrustal rocks were formed under continental rift.

根据镁铁质岩的层位关系、岩浆来源和微量元素特征，可将该盆地的地质演化概括为扩张阶段和封闭阶段。Their geochemical characteristics of trace elements and Nd and Sr isotopes show that these mafic rocks erupted in a back-arc basin.

暗色、细粒且具火成结构的岩石包体是指示岩浆混合作用存在的可靠证据。The magma mingling between mafic magma and felsic magma is the primary mechanism responsible for the granitoids of crust-mantle mixed source.

对东昆仑约格鲁花岗岩体中暗色微粒包体的形态、大小、成分和分布等主要特征进行了较详细地研究。The form, size, composition and distribution of mafic microgranular enclaves in the Yuegelu granite in the Eastern Kunlun are studied in detail.

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津巴布韦大堤是一个分层的火成岩，金属镁铁质侵入岩轴承已追溯到大约2.5亿年的历史。The Great Dyke of Zimbabwe is a layered mafic intrusion of igneous, metal-bearing rock that has been dated to approximately 2.5 billion years old.

传统型铂族矿产，系指与镁铁质岩浆成矿作用有关的铂族矿产资源。The traditional platinoid mineral resources are referred to as the platinoid mineral resources associated with the mineralization of mafic magmas.

温泉花岗岩体由酸性端元的寄主岩石和暗色微细粒镁铁质包体群及基性岩墙群组成。Wenquan granite is composed of two end-member rocks, one is the host rock of the acid end-member, and the other is the microgranular mafic enclave.