Geochemistry and zircon U-Pb ages of the Oligocene sediments in the Baiyun Sag, Zhujiang River Mouth Basin
1 State Key Laboratory of Lithospheric Evolution, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing 100029, China
2 Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences, Lanzhou 730000, China
3 Key Laboratory of Petroleum Resources, Gansu Province, Lanzhou 730000, China
4 Innovation Academy for Earth Science, Chinese Academy of Sciences, Beijing 100029, China
5 University of Chinese Academy of Sciences, Beijing 100049, China
6 CNOOC Research Institute Co., Ltd., Beijing 100028, China
7 State Key Laboratory of Marine Geology, Tongji University, Shanghai 200092, China
8 Research Institute of Petroleum Exploration & Development, PetroChina, Beijing 100083, China
9 Department of Geology, Northwest University, Xi’an 710069, China
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