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Objective Xining basin is located in the northeastern QinghaiTibetan Plateau,which tectonic location belongs to a junction of the Kunlun and Qilian mountains.The southern,northern and western parts of the basin are restricted by the Laji,Daban and Riyue mountains fault zones,and go eastward into the Longzhong basin in Gansu Province.A succession of Cenozoic lacustrine sedimentary strata has been well developed in the Xining basin,with sediments over 800 m thick.Deformation uplift,the history of weathering and denudation of the source area
Objective Xining basin is located in the northeastern Qinghai Tibetan Plateau, which tectonic location belongs to a junction of the Kunlun and Qilian mountains.The southern, northern and western parts of the basin are restricted by the Laji, Daban and Riyue mountains fault zones, and go eastward into the Longzhong basin in Gansu Province. A succession of Cenozoic lacustrine sedimentary strata has been well developed in the Xining basin, with sediments over 800 m thick. Deformation uplift, the history of weathering and denudation of the source area