Liang Qiu^1,2, Dan-Ping Yan¹, Michael L Wells², Wentao Cao³, Wei Yu¹, Xu-Tuo Li¹, Tianheng Wang¹ and Kong Ruoyan¹, (1)State Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences, Beijing, China, (2)Department of Geoscience, University of Nevada, Las Vegas, Las Vegas, NV, United States, (3)Department of Geology & Environmental Sciences, State University of New York at Fredonia, Fredonia, NY, United States