1. College of Zijin Mining, Fuzhou University, Fuzhou 350116, Fujian, PR China
2. Fuzhou University-Zijin Mining Group Joint Research Center for Comprehensive Utilization of Mineral Resources, Fuzhou 350116, PR China
3. School of Resources & Civil Engineering, Northeastern University, No. 11, Lane Wenhua Road, Shenhe District, Shenyang, Liaoning 110004, PR China