1. Shaanxi Institute of Geological Survey, Xi’an, Shaanxi, China
2. Shaanxi Geological Survey Planning Research Center, Xi’an, Shaanxi, China
3. College of Earth Science, Jilin University, Changchun, Jilin, China
4. School of Earth and Space Sciences, Peking University, Beijing, China
5. Faculty of Science, University Brunei Darussalam, Brunei