Origin of Late Cretaceous potash deposits in the Khorat Plateau: New evidence from δ11 B, 87Sr/86Sr and δ34 S of gypsum, anhydrite and halite

Zhanjie Qin, Qingkuan Li Sr, Xiangru Zhang, Qishun Fan, Yongsheng Du, Haicheng Wei, Qin Yuan and Fashou Shan, Qinghai Institute of Salt Lakes, Chinese Academy of Sciences, Qinghai Provincial Key Laboratory of Geology and Environment of Salt Lakes, Xining, China