1. Shenyang Center of China Geological Survey, Shenyang, China
2. Northeast Geological S&T Innovation Center of China Geological Survey, Shenyang, China
3. School of Earth Sciences and Resources, China University of Geosciences (Beijing), Beijing, China
4. Mining Institute, Liaoning Technical University, Fuxin, China
5. College of Paleontology, Shenyang Normal University, Shenyang, China