Figure 2

Age-probability plots of U-Pb ages of the detrital zircons from the Bei Shan (BS2-BS3), the North Qilian Shan (QL1-QL2), and the Caogou section in the Yumen Basin (FZ1-FZ5, FZ7).
Age-probability plots of U-Pb ages of the detrital zircons from the Bei Shan (BS2-BS3), the North Qilian Shan (QL1-QL2), and the Caogou section in the Yumen Basin (FZ1-FZ5, FZ7).