School of Earth Science and Resources;
China University of Geosciences (Beijing);
Beijing 100083;
China;
State Key Laboratory of Biogeology and Environmental Geology;
Beijing 100083;
China;
Department of Geoscience;
University of Nevada;
Las Vegas;
NV 89154-4010;
USA;
Nanhua; basin; Wuqiangxi; Formation; Banxi; Group; U-Pb; zircon; ages; Sturtian; glaciation; South; China;