作者机构:[1]Land and Mineral Resource Engineering College of Kunming University of Science and Technology, Kunming 650093, China, [2]The Key Laboratory of Ore Deposit Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang 550002, China
相关基金:Acknowledgements This research project was supported jointly by the Innovational Program of the Chinese Academy of Sciences (KZCX2-YW-111-3), the National Natural Science Foundation of China (Grant No.40573036), and the State Key Fundamental Research Program (G1999042303). The authors wish to thank Dr. Zhang Xingchun with the Institute of Geochemistry, Chinese Academy of Sciences for reviewing and improving this manuscript.