In study area, the igneous rocks consist of intrusive and volcanic rocks. the intrusive rock in this area are called Tanggula mountain rock which is part of Tanggula magmatic belt.

研究区内岩浆岩包括侵入岩与火山岩两部分，研究区内的侵入岩可统称为唐古拉山岩体，属区域上唐古拉岩浆岩带的组成部分。

youdao

Made up of Benqu, Suoqu, Lianqu, and Yiqu, which originate from the south of Tanggula mountain, Suoqu drainage area is the largest catchments section in Nujiang.

索曲流域位于南羌塘陆块东部，由发源于唐古拉山南坡的本曲、索曲、连曲和益曲等四条贯通性河流组成，是怒江上游面积最大的汇水区域。

youdao