Geological characteristics and controlling factors of deep shale gas enrichment of the Wufeng-Longmaxi Formation in the southern Sichuan Basin, China

• Published in: Lithosphere Vol. 2022; no. Special 12
• Main Authors: Li Jing, Li Jing, Li Hu, Li Hu, Yang Cheng, Yang Cheng, Wu Yijia, Wu Yijia, Gao Zhi, Gao Zhi, Jiang Songlian, Jiang Songlian
• Format: Journal Article
• Language: English
• Published: GeoScienceWorld 2022
• Subjects: Asia; biostratigraphy; China; clastic rocks; controls; cores; depositional environment; Economic geology; energy sources; Far East; faults; Graptolithina; Hemichordata; kerogen; Longmaxi Formation; Lower Silurian; Luzhou China; major elements; natural gas; Ordovician; organic compounds; Paleozoic; petroleum; petroleum exploration; porosity; pressure; Pterobranchia; reservoir properties; reservoir rocks; sedimentary rocks; sedimentary structures; shale; shale gas; Sichuan Basin; Sichuan China; Silurian; spectra; structural controls; Th/U; total organic carbon; trace elements; unconventional reservoirs; Upper Ordovician; Weiyuan China; Wufeng Formation; X-ray diffraction data; X-ray fluorescence spectra

To identify the factors controlling high-quality deep shale gas reservoirs and the exploration and development potential of the Lower Paleozoic marine shale in the Sichuan Basin, the sedimentary environment of deep shale was comprehensively analyzed using core thin sections, scanning electron micros...