FTIR spectrum data can not only be used to indicate kerogen type and maturity, but also to determine organic facies of source rock. Aliphatic chain structure in
Eclogite was first discovered at the northern margin of the Qaidam Basin in this study. It occurs as pods in the gneiss sequence of Middle to Upper Proterozoic
There is a close relationship between occurrence of nonmetallic minerals and tectonic evolution of geosyncline, platform and diwa (geodepression) on the western