1 College of Earth Sciences, Chengdu University of Technology, Chengdu 610059, China; School of Earth and Space Sciences, Peking University, Beijing 100871, China. Electronic address: liuting3624@pku.edu.cn.
2 School of Earth and Space Sciences, Peking University, Beijing 100871, China. Electronic address: cjwei@pku.edu.cn.
3 School of Earth and Planetary Sciences, the Institute for Geoscience Research, Curtin University, Perth, WA 6845, Australia.
4 Institute of Earth Sciences, University of Graz, Graz 8010, Austria.