1. School of Resources and Environmental Engineering, Guizhou Institute of Technology, Guizhou, Guiyanga, China
2. Geological Museum of Guizhou, Guiyang, Guizhou, China
3. School of Geoscience and Technology, Southwest Petroleum University, Chengdu, Sichuan, China
4. China Geological Survey Kunming General Survey of Natural Resources Center, Kunming, Yunnan, China