1. 1 Key Laboratory of Mineral Resources, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing 100029, China
2. 2 College of Earth and Planetary Sciences, University of Chinese Academy of Sciences, Beijing 100049, China
3. 3 Département de Géologie et Génie Géologique, Université Laval, Quebec G1V 0A6, Canada
4. 4 Centre de recherche sur la géologie et l’ingénierie des ressources minérales (E4m), Quebec G1V 0A6, Canada
5. 5 Department of Earth sciences, University of Geneva, Geneva 1205, Switzerland
6. 6 School of Earth Sciences and Resources, China University of Geosciences (Beijing), Beijing 100083, China