1. Southwest University of Science and Technology, School of Environment and Resource, Sichuan Mianyang 621010, China; Ministry of Natural Resources, Key Laboratory of Marine Mineral Resources, Guangzhou 510075, China; and Northwest University, Department of Geology, State Key Laboratory of Continental Dynamics, Shaanxi Xi’an 10069, China.(corresponding author).
2. Northwest University, Department of Geology, State Key Laboratory of Continental Dynamics, Shaanxi Xi’an 10069, China..
3. CNOOC Research Institute, Beijing 100028, China..
4. Sinopec, Institute of Exploration and Development of Northwest Branch, Urumq, XinJiang 830011, China..
5. CNOOC Ltd, Research Institute of Zhanjiang Branch, Zhanjiang 524000, China..
6. Southwest University of Science and Technology, School of Environment and Resource, Sichuan Mianyang 621010, China..