Results 11 to 20 of about 1,764,929 (191)

Diagenesis of marine-continental transitional shale from the Upper Permian Longtan Formation in southern Sichuan Basin, China

open access: yesOpen Geosciences
Upper Permian Longtan Formation transitional shale has become an important exploration layer, but the Longtan Formation shale (LFS) has a complex mineralogical composition, which affects the subsequent diagenesis and diagenetic evolution, and restricts ...
Yu Yu, Deng Xiaoliang, Deng Yuwei
doaj   +3 more sources

Controlling Factors and Quantitative Characterization of Pore Development in Marine-Continental Transitional Shale

open access: yesLithosphere, 2022
Abstract The pore characteristics are studied in the overmatured marine-continental transitional (MCT) shale and simulated shale under different thermal maturity conditions, based on transitional and simulated shale samples in the eastern margin of Ordos Basin. The work uses high-pressure mercury intrusion (MICP), field emission scanning
Kun Xu   +5 more
openaire   +3 more sources

A Comparative Study of the Micropore Structure between the Transitional and Marine Shales in China

open access: yesGeofluids, 2021
To compare the micropore structure of marine-continental transitional shale with marine shale, organic geochemical, field emission scanning electron microscopy, and low-temperature nitrogen adsorption experiments were conducted on shale samples from the ...
Pengfei Jiao   +4 more
doaj   +2 more sources

Geochemistry and shale gas potential of the lower Permian marine-continental transitional shales in the Eastern Ordos Basin [PDF]

open access: yesEnergy Exploration & Exploitation, 2020
Marine–continental transitional strata were widely developed in the Ordos Basin in Upper Carboniferous - Lower Permian. The Taiyuan - Shanxi Formation possesses promising shale gas exploration layers. Shale samples from two drilling wells of Shanxi-Taiyuan Formation in Shilou and Xixian, Ordos Basin, were investigated to study ...
Jingyi Wei   +4 more
openaire   +3 more sources

Fields and directions for shale gas exploration in China

open access: yesNatural Gas Industry B, 2022
China is highly dependent on foreign oil and gas, and the exploration and exploitation of shale gas is an important way to alleviate the energy and environmental pressure of China.
Jinchuan Zhang   +9 more
doaj   +2 more sources

Pore system and methane adsorption capacity features of marine and marine-continental transitional shale in the Sichuan Basin, SW China [PDF]

open access: yesFrontiers in Earth Science, 2023
Recently, significant achievements have been made in the gas exploration of marine Longmaxi shale in China. As exploration efforts have advanced, the exploration targets have gradually expanded to other sedimentary systems (marine-continental ...
Enze Wang   +4 more
doaj   +2 more sources

Fractal Characterization of Pore Structures in Marine–Continental Transitional Shale Gas Reservoirs: A Case Study of the Shanxi Formation in the Ordos Basin

open access: yesEnergies
Marine–continental transitional shale is a promising unconventional gas reservoir, playing an increasingly important role in China’s energy portfolio.
Jiao Zhang   +9 more
doaj   +2 more sources

Enrichment Mechanism of the Upper Carboniferous-Lower Permian Transitional Shale in the East Margin of the Ordos Basin, China: Evidence from Geochemical Proxies

open access: yesGeofluids, 2020
The organic-rich shale of the Upper Carboniferous-Lower Permian transition period in the eastern margin of the Ordos Basin, China, was formed in a marine-continental facies sedimentary environment.
Zhifu Wei   +6 more
doaj   +2 more sources

Platinum Group Element Traces of CAMP Volcanism Associated With Low‐Latitude Environmental and Biological Disruptions

open access: yesGeophysical Monograph Series, Page 263-304., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Jessica H. Whiteside   +3 more
wiley  

+10 more sources

An Improved Method to Accurately Estimate TOC of Shale Reservoirs and Coal-Measures

open access: yesEnergies, 2023
Total organic carbon content is the important parameter in determining the quality of hydrocarbon source rocks. To accurately evaluate the TOC parameters of shale reservoirs and coal-measure shale reservoirs, the method to improve the accuracy of a ...
Menglei Li, Chaomo Zhang
doaj   +2 more sources

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