1. Key Laboratory of Metallogenic Prediction of Nonferrous Metals and Geological Environment Monitoring, School of Geosciences and Info-physics, Central South University, Changsha 410083, China
2. Geophysical and Geochemical Survey Institute of Hunan Province, Changsha 410014, China
3. Research Institute of Experiment and Detection, Petrochina Xinjiang Oilfield Company, Karamay 834000, China