Institution: | 1.Department of Chemistry, Abdul Wali Khan University, Mardan, KPK, Pakistan ;2.Department of Earth Sciences, COMSATS University Abbottabad, Abbottabad, 22060, KPK, Pakistan ;3.Institute of Geochemistry, Chinese Academy of Sciences, Beijing, People’s Republic of China ;4.National Centre of Excellence in Geology, University of Peshawar, Peshawar, Pakistan ; |