1. State Key Laboratory of Nuclear Resources and EnvironmentEast China University of Technology Nanchang 330013 Jiangxi China
2. Shandong Key Laboratory of Depositional Mineralization & Sedimentary MineralsShandong University of Science and Technology Qingdao 266590 Shandong China
3. School of Earth SciencesEast China University of Technology Nanchang 330013 Jiangxi China
4. State Key Laboratory of Isotope GeochemistryGuangzhou Institute of Geochemistry, Chinese Academy of Sciences Guangzhou 510640 China
5. China Geological Survey Beijing 100037 China
6. Institute of Geophysical and Geochemical ExplorationChinese Academy of Geological Sciences Langfang 065000 Hebei China