Results 61 to 70 of about 601 (207)

Sedimentary basin inversion and intra-plate shortening

open access: yes, 2004
Sedimentary basin inversion, the shortening of formerly extensional basins, is accommodated mainly by compressional reactivation of extant faults and fractures across a wide range of scales.
Jonathan P. Turner   +3 more
core   +1 more source

Diagenetic processes controlled by volcanic detritus of the Lower‐Middle Permian Shanxi and Shihezi sandstone formations, North Ordos Basin, China

open access: yesThe Depositional Record, Volume 11, Issue 5, Page 1645-1668, November 2025.
Comparisons of Lower‐Middle Permian Shanxi and Lower Shihezi formations from the North Ordos Basin reveal that different types and percentages of volcanic detritus induced by active magmatic cycles can significantly change diagenetic evolution and favourable reservoirs.
Yuanlan Tang   +11 more
wiley   +1 more source

New Pattern of Uplift‐Depression of the Pre‐Cambrian Basement in the Sichuan Basin: Constraints From Multi‐Seismic Parameter Imaging

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 6, June 2025.
Abstract The structural configuration of the pre‐Cambrian basement in the Sichuan Basin, a highly promising region for hydrocarbon exploration, has been a subject of long‐standing debate. Here, we determined the fine‐scale three‐dimensional seismic models of the Sichuan Basin using 187,356 high‐quality P‐ and S‐wave travel time pairs recorded by 627 ...
Zhi Wang   +6 more
wiley   +1 more source

Hydrologically sensitive carbonates: Tectonic and groundwater controls on synrift sedimentation in the Late Jurassic–Early Cretaceous of the western Cameros Basin, Northern Spain

open access: yesThe Depositional Record, Volume 11, Issue 2, Page 537-564, April 2025.
Late Jurassic extension, footwall uplift, erosion and karstification of marine Jurassic carbonates in the western Cameros Basin (Spain) resulted in the deposition of ?Upper Kimmeridgian‐Tithonian syntectonic alluvial fan deposits and a series of ?Tithonian to Berriasian distal alluvial marls, palustrine, lacustrine and finally lagoonal carbonates.
Nigel H. Platt, V. Paul Wright
wiley   +1 more source

Mantle Dynamics of the Long‐Lived Middle Yangtze Basaltic Field: Insight From a Combined Geochemical and Numerical Modeling Approach

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 2, February 2025.
Abstract Melting for the generation of intracontinental diffuse basaltic fields is generally ascribed to the effects from lithospheric dynamic processes, but how the asthenospheric dynamics influence the overlying lithosphere remains poorly known. Here, this is explored via a combined geochemical and numerical modeling study on the long‐lived Middle ...
Hong‐Kun Dai   +2 more
wiley   +1 more source

Sill swarms and hydrothermal vents in the Qiongdongnan Basin, northern South China Sea

open access: yesGeosystems and Geoenvironment, 2022
Sills and hydrothermal vents are commonly observed in sedimentary basins. However, not all sills could generate overlying hydrothermal vents, and whether a sill generates a hydrothermal vent or not is still poorly constrained.
Qiliang Sun, Chang Wang, Xinong Xie
doaj   +1 more source

Multimethod Prediction of Pore Pressure in the Deep Jurassic System of the Central Junggar Basin

open access: yesGeofluids, Volume 2025, Issue 1, 2025.
Drilling has shown that there is significant overpressure throughout the Jurassic in the central Junggar Basin and that the maximum pressure coefficient exceeds 2.0. The pore pressure in the central Junggar Basin was jointly predicted by combining a number of methods, such as the Eaton, Bowers, and equilibrium depth methods based on logging data, with ...
Huimin Liu   +8 more
wiley   +1 more source

Buried Jurassic rift system in the middle segment of the northern Qaidam Basin: Implications for Mesozoic landforms of the northern Tibetan Plateau

open access: yes, 2022
The Jurassic is one of the most important periods generating hydrocarbon source rocks and coals in Northwest China, and the Qaidam Basin is an important petroliferous and coal-forming basin. However, a series of explorations in the Qaidam Basin targeting
Zhendong Wang (578111)   +8 more
core   +1 more source

57Fe Mössbauer spectroscopy study of organic rich sediments (source rocks) from test well CT-1, Chinnewala structure of Jaisalmer basin, India

open access: yes, 2016
57Fe Mössbauer spectroscopic study was carried out on the organic rich sedimentary samples collected at different depth intervals from newly drilled test well Chinnewala Tibba-1 (CT-1) located in Jaisalmer Petroliferous basin India. It is found that iron
Tripathi, R.P.   +6 more
core   +1 more source

Comprehensive Evaluation Method of the Tight Oil Reservoir Quality in the Ordos Basin

open access: yesGeofluids, Volume 2025, Issue 1, 2025.
The Wuqi area of the Ordos Basin boasts significant resource potential in the Chang 8 member of the Yanchang Formation. However, under the dual control of lithology and physical properties, reservoirs are generally dense and heterogeneous, and the quality of the oil layer changes rapidly, which brings difficulties to the optimization of favorable areas.
Peng Song   +8 more
wiley   +1 more source

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