1. Hubei Key Laboratory of Yangtze River Basin Environmental Aquatic Science, School of Environmental Studies, China University of Geosciences, NO. 68 Jincheng Street, East Lake High-Tech Development Zone, Wuhan, 430078, P. R. China
2. Ningxia Geophysical and Geochemical Survey Institute, Yinchuan 750001, China
3. School of Materials Science and Engineering, North Minzu University, Yinchuan 750021, China
4. Institute of Resource and Environment, Henan Polytechnic University, Jiaozuo, Henan 454003, China