Xuhua Shi¹, Chun Fan², Paula Figueiredo³, Dewen Zheng⁴, Rong Yang⁵, Rafael V Almeida⁶, Lewis A Owen³, Erchie Wang⁷, Zhigang Li⁸, Gang Wang⁹ and Ray James Weldon¹⁰, (1)Zhejiang University, School of Earth Sciences, Hangzhou, China, (2)China University of Geosciences (Beijing), School of Energy Resources, Beijing, China, (3)North Carolina State University Raleigh, Marine, Earth, and Atmospheric Sciences, Raleigh, NC, United States, (4)Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou, China, (5)School of Earth Sciences, Zhejiang University, Hangzhou, China, (6)Nanyang Technological University, Earth Observatory of Singapore, Singapore, Singapore, (7)IGG Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, China, (8)Sun Yat-Sen University, School of Earth Sciences and Engineering, Guangzhou, China, (9)Chengdu University of Technology, College of Earth Sciences, Chengdu, China, (10)University of Oregon, Eugene, OR, United States