[1] School of Resources and Civil Engineering, Northeastern University, NO. 3-11, Wenhua Road, Heping District, Shenyang,110819, China
[2] School of Geosciences and Info-Physics, Central South University, Lushan Nanlu 932, Yuelu District, Changsha,410012, China
[3] Development and Research Center of the China Geological Survey, No. 45, Fuwai Street, Xicheng District, Beijing,100037, China
[4] Centre for Exploration Targeting, School of Earth Sciences, The University of Western Australia, 35 Stirling Hwy, Crawley,WA,6009, Australia