1. Key Laboratory for Regional Resource Exploitation and Medicinal Research Huaiyin Institute of Technolgy Huaian 223003 P. R. China
2. Department of Chemistry Hazara University Mansehra‐21300, KPK Pakistan
3. Palygorskite Science and Applied Technology of Jiangsu Province National & Local Joint Engineering Research Center for Deep Utilization Technology of Rock‐Salt Resource, Faculty of Chemical Engineering, Huaiyin Institute of Technology Huaian 223003 China
4. School of Physics University of Electronic Science and Technology of China Chengdu China
5. Scools of Chemicals and Materials Engineering (SCME) NUST Islamabad Pakistan