The Onset Timing of Deep Mantle Upwelling Beneath the Northwestern South China Sea Margin

Zhongxian Zhao ^{a, b} (zxzhao@scsio.ac.cn), Zhen Sun^{a, b}, Liheng Sun ^{a, b}, Xiaoxi Zhu^{a, b}

^a Key Laboratory of Ocean and Marginal Sea Geology, South China Sea Institute of Oceanology, Innovation Academy of South China Sea Ecology and Environmental Engineering, Chinese Academy of Sciences, Guangzhou, 511458, China

^b Southern Marine Science and Engineering Guangdong Laboratory (Guangzhou), 511458, China