The north fringe of Qiadam Basin is located in the north-east part of the basin, the area is about 30000 km2, and the sedimentation strata include Jurassic (J) and Cretaceous (K) of Mesozoic (Mz), and Tertiary (R) and Quaternary (Q) of Cenozoic (Kz).

• 柴达木盆地北缘位于柴达木盆地的东北部,面积约30000km~2,主要沉积地层有中生界侏罗统、白垩系。 新生界第三系和第四系。