富有机质页岩天然裂缝研究进展

曾联波, 马诗杰, 田鹤, 薛萌, 刘国平, 吕文雅 - 地球科学, 2023 - earth-science.net
天然裂缝是富有机质页岩油气储层的重要储集空间和主要渗流通道, 影响页岩油气的富集, 保存,
单井产能及开发效果, 天然裂缝发育规律研究对富有机质页岩油气勘探开发具有重要意义 …

Origins of non-tectonic fractures in shale

Q Meng, F Hao, J Tian - Earth-Science Reviews, 2021 - Elsevier
Natural fractures are widespread in shales in sedimentary basins and can significantly
increase the bulk permeability and enhance fluid flow, which are thereby considered to be a …

Laminae characteristics of lacustrine shales from the Paleogene Kongdian Formation in the Cangdong Sag, Bohai Bay Basin, China: Why do laminated shales have …

B Xin, X Zhao, F Hao, F Jin, X Pu, W Han, Q Xu… - International Journal of …, 2022 - Elsevier
Laminae are the most typical and representive sedimentary feature in organic-rich shales,
and revealing their influences on the reservoir physical properties is vital to understand the …

四川盆地泸州地区海相页岩天然裂缝特征及主控因素

马诗杰, 曾联波, 石学文, 吴伟, 田鹤, 薛萌, 罗良 - 地球科学, 2023 - earth-science.net
天然裂缝的特征是评价页岩气富集和保存规律中重要的地质指标. 以四川盆地南部泸州地区上奥
陶统五峰组-下志留统龙马溪组页岩为研究对象, 基于地震, 测井, 岩心, 薄片 …

Fluid inclusion evidence for extreme overpressure induced by gas generation in sedimentary basins

X Wang, W Hu, Y Qiu, Y Liu, D Jia, J Cao, X Liu… - …, 2022 - pubs.geoscienceworld.org
Formation and preservation of extremely high-pressure fluid in sedimentary basins is critical
to understanding petroleum accumulation and basin evolution; however, this issue remains …

Widespread development of bedding-parallel calcite veins in medium–high maturity organic-rich lacustrine shales (Upper Cretaceous Qingshankou Formation …

N Sun, W He, J Zhong, J Gao, T Chen… - Marine and Petroleum …, 2023 - Elsevier
Bedding-parallel calcite veins (BPCVs) occur widely in Upper Cretaceous lacustrine shales
of the Qingshankou Formation in the Northern Songliao Basin, China. Research on the …

In situ U-Pb dating of carbonate veins in Cambrian shales constrains fluid flow and hydrocarbon evolution at the southeastern margin of the Upper Yangtze platform …

Q Fan, D Liu, W Du, Y Li, F Liang… - Geological …, 2024 - pubs.geoscienceworld.org
Fluid flow in sedimentary basins not only impacts redistribution of the geothermal cycle and
precipitation of ore deposits, but also exerts control on hydrocarbon migration and …

Age, material source, and formation mechanism of bedding-parallel calcite beef veins: Case from the mature Eocene lacustrine shales in the Biyang Sag, Nanxiang …

A Su, PD Bons, H Chen, Y Feng, J Zhao… - Bulletin, 2022 - pubs.geoscienceworld.org
The mechanisms leading to the formation of bedding-parallel calcite beef veins have been
widely debated, with discussions centered on timing or burial depth of vein generation …

Bedding-parallel calcite veins indicate hydrocarbon–water–rock interactions in the over-mature Longmaxi shales, Sichuan Basin

A Wu, J Cao, J Zhang - Marine and Petroleum Geology, 2021 - Elsevier
Bedding-parallel calcite veins in shales archive hydrocarbon–water–rock interactions, but
such processes in highly–over mature shales are poorly understood in terms of their …

Petrographic and geochemical characteristics of nodular carbonate-bearing fluorapatite in the lacustrine shale of the Shahejie Formation, Dongying Depression …

P Ma, C Dong, C Lin - Sedimentary Geology, 2022 - Elsevier
A varying abundance of carbonate-bearing fluorapatite (CFA) nodules in Eocene lacustrine
shale in the Bohai Bay Basin was observed; however, mineralogical and geochemical …