[1] Department of Environmental Science, School of Geography and Tourism, Shaanxi Normal University, Xi' an,710062, China
[2] College of Chemical Engineering and Modern Materials/Shaanxi Key Laboratory of Comprehensive Utilization of Tailings Resources, Shangluo University, Shangluo,726000, China
[3] Shaanxi Engineering Research Center for Mineral Resources Clean & Efficient Conversion and New Materials, Shangluo University, Shangluo,726000, China