基性岩墙群(basic dike swarm)是前寒武纪变质岩区出露的基性岩墙。
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Appears massive NW-SE distributed Mafic Dyke Swarms in Zhenba eastern area,in north Dabashan structure belt ,the south of Qinling, meanwhile appears has the few Syenite Porphyry Veins to assume the approximate direction mop.
在南秦岭北大巴山构造带中的镇巴东部地区早古生代地层中出露大量NW-SE向展布的基性岩墙群,同时还出露有少量正长斑岩脉呈近似方向展布。
参考来源 - 陕南镇巴东部地区基性岩墙群和正长斑岩脉的岩石地球化学特征及其构造意义·2,447,543篇论文数据,部分数据来源于NoteExpress
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.
岩墙群的构造形态和流动构造表明鲁西基性岩墙群是基性岩浆侵位到先存的张性破裂中的产物,岩墙自北部向南部侵入。
The flow structures and geometry evidences of the dykes indicate that the magma source of these dykes intruded the pre-existing tensional rupture.
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