1. 1 Guangdong Provincial Key Laboratory of Geodynamics and Geohazards, School of Earth Sciences and Engineering, Sun Yat-sen University, Guangzhou, 510275, China
2. 2 Southern Marine Science and Engineering Guangdong Laboratory (Zhuhai), Zhuhai, 519082, China
3. 3 Key Laboratory of Marine Mineral Resources, Ministry of Natural Resources, Guangzhou Marine Geological Survey, China Geological Survey, Guangzhou, 511400, China