1. School of Environmental and Chemical Engineering, Shanghai University, Shanghai, People's Republic of China.
2. Shaanxi Key Laboratory of Comprehensive Utilization of Tailings Resources, Shangluo University, Shangluo, People's Republic of China.
3. Guangdong Provincial Key Laboratory of Mineral Physics and Materials, Guangzhou, People's Republic of China.
4. School of Chemical Engineering, University of New South Wales, Sydney, Australia.