1. Beijing Research Institute of Uranium Geology; Beijing 100029 China
2. State Key Laboratory of Geological Processes and Mineral Resources; China University of Geosciences; Beijing 100083 China
3. School of Earth Sciences and Resources; China University of Geosciences Beijing; 29 Xueyuan Road Beijing 100083 China
4. Geological Publishing House; Beijing 100083 China
5. School of Gemology and Materials Technology; Shijiazhuang University of Economics; 136 Huaiandong Road Shijiazhuang 050031 China