K Ling, H Wen, Q Zhang, C Luo, H Gu, S Du… - Science China Earth …, 2021 - Springer
Abstract The upper Permian Heshan Formation in Pingguo, Guangxi, China, is strongly
enriched in lithium (Li) and niobium (Nb). The lower bauxite layer contains 0.02–0.04 wt …