The microscopical observation proves that the main types of granitoid rocks are granodiorite and quartz monzodiorite, and the enclave is mainly monzodiorite. The rock-forming minerals are mainly k-feldspar, plagioclase, amphiboie, biotite, quartz, magnetite, titanite, apatite, epidote, etc.
通过对本区花岗岩类样品进行显微观察研究,知其主要的岩石类型为花岗闪长岩、石英二长闪长岩,其中的岩石包体主要为二长闪长岩,其造岩矿物为钾长石、斜长石、角闪石、黑云母、石英、磁铁矿、榍石、磷灰石和绿帘石等,长石中环带现象比较常见,黑云母、榍石等暗色矿物颜色较深,表明其氧化程度较高。
参考来源 - 西藏尼木曲水一带花岗岩类成因矿物学及找矿潜力·2,447,543篇论文数据,部分数据来源于NoteExpress
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