1. School of Earth Sciences, China University of Geosciences, Wuhan 430074, China
2. Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong, China
3. State Key Laboratory of Isotope Geochemistry, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, China
4. Institute of Geology and Mineralogy, Siberian Branch, Russian Academy of Sciences, Novosibirsk 630090, Russia
5. The Novosibirsk State University, Pirogova Street 2, Novosibirsk 630090, Russia
6. Xinjiang Research Center for Mineral Resources, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi 830011, China