petrologically

petrologically

1. Petrologically, new discovery includes a suite of the Late Permian-Early Triassic ophiolites in the southern part of the surveyed area and ophiolites in Duolie, Dagring Village.

岩石方面，在测区南部新发现了一套晚二叠世一早三叠世蛇绿岩。

2. Petrologically, the ultramafic-mafic rocks within the Lhari fault are redefined as the ophiolites dated back to the Late Triassic in age.

岩石方面，确定了发育于嘉黎断裂带中的超镁铁质-镁铁质岩为嘉黎缝合带内的蛇绿岩，形成于晚三叠世；

3. Petrologically the granitoids of Okinoshima Island, SW Japan are divided into two types, the Tanijiri type cordielite-hypersthene-biotite granodiorite and the Mashima type tourmaline-garnet-biotite granite.

日本西南冲岛花岗岩类按岩性可划分出两种类型:谷尻型(Tanijiri type)堇青石-紫苏辉石花岗闪长岩和母岛型(Mashima type)电气石-石榴石黑云母花岗岩。