Supplemental Material: Foreland basin development in response to Proto-Tethyan Ocean closure, western North China Block

Figure S1: Representative photomicrographs (cross-polarized light) of Cambrian and Ordovician samples selected for detrital zircon U-Pb geochronology. Figure S2: Representative cathodoluminescence images of zircons analyzed from Cambrian and Ordovician samples. Table S1: Laser ablation–inductively coupled plasma–mass spectrometry data of detrital zircons from the Cambrian and Ordovician sandstones from eastern Qilian Orogen and western North China Block.