1. School of Earth Sciences and Resources, China University of Geosciences (Beijing), Beijing, China
2. Institute of Geology, Chinese Academy of Geological Sciences, Beijing, China
3. Institute of Geology, Mineralogy and Geophysics, Faculty of Geosciences, Ruhr-University Bochum, Bochum, Germany
4. School of Tourism and Historical Cultures, Jiangxi Science & Technology Normal University, Nanchang, China