1. Key Laboratory of Metallogenic Prediction of Nonferrous Metals and Geological Environment Monitoring (Central South University), Ministry of Education, Lushan Road, Changsha 410083, China
2. Key Laboratory of Non-Ferrous Resources and Geological Hazard Detection, Central South University, Lushan Road, Changsha 410083, China
3. School of Geosciences and Info-Physics, Central South University, South Lushan Road, Changsha 410083, China