1. Department of Earth Sciences the University of Hong Kong Hong Kong
2. State Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography Chinese Academy of Sciences Beijing China
3. State Key Laboratory of Geological Processes and Mineral Resources, and School of Earth Science and Resources China University of Geosciences Beijing China
4. State Key Laboratory of Lithospheric Evolution, Institute of Geology and Geophysics Chinese Academy of Sciences Beijing China
5. State Key Laboratory of Isotope Geochemistry, Guangzhou Institute of Geochemistry Chinese Academy of Sciences Guangzhou China