Geochemistry, origin, and accumulation of petroleum in the Eocene Wenchang Formation reservoirs in Pearl River Mouth Basin, South China Sea: A case study of HZ25-7 oil field
文摘
The petroleum in the HZ25-7 oil field mainly originates from the Eocene Wenchang Formation. Oil injection was from 16 Ma to the present in HZ 25-7 oil field, with peak filling occurred after 12 Ma. The western and southern margins of the Huizhou Depression are expected to be a favorable exploration target.