Results 1 to 10 of about 5,738 (209)

InSAR surface deformation and numeric modeling unravel an active salt diapir in southern Romania [PDF]

open access: yesScientific Reports, 2021
Salt diapirism is often associated with potential hydrocarbon energy resources, and detecting active diapirs can strongly affect the prospect to discover new gas and oilfields.
Vlad Constantin Manea   +3 more
doaj   +2 more sources

An extensive pockmark field on the upper Atlantic margin of Southeast Brazil: spatial analysis and its relationship with salt diapirism [PDF]

open access: yesHeliyon, 2017
We present new evidence for the existence of a large pockmark field on the continental slope of the Santos Basin, offshore southeast Brazil. A recent high-resolution multibeam bathymetric survey revealed 984 pockmarks across a smooth seabed at water ...
Michel Michaelovitch de Mahiques   +4 more
doaj   +2 more sources

Anatomy and evolution of the Astoin diapiric complex, sub-Alpine fold-and-thrust belt (France)

open access: yesBSGF - Earth Sciences Bulletin, 2021
The structure of the southwestern branch of the Alpine orogen is affected by the extensive Late Triassic evaporites. These evaporites have been involved in polyphased salt tectonics since the early Liassic, coeval with the Tethyan rifting, and are the ...
Célini Naïm   +3 more
doaj   +1 more source

Influence of diapir structure on formation and distribution of overpressure in the Yinggehai Basin, South China Sea

open access: yesEnergy Science & Engineering, 2022
The Yinggehai Basin (YGH) in the South China Sea is a Cenozoic, high‐temperature, and high‐pressure basin. Exploration and development of natural gas resources in the YGH show that owing to the diapir structures make the formation pressure system is ...
Honglin Huang   +7 more
doaj   +1 more source

Salt sheet extrusion and emplacement within the South-Central Pyrenean fold-and-thrust belt: the Les Avellanes Diapir case-of-study

open access: yesJournal of Maps, 2023
A detailed geological map of the Les Avellanes salt Diapir (South-Central Pyrenees, Spain) that includes both the diapir body and adjacent areas is presented to understand the diapir evolution and geometry.
Gabriel Cofrade   +6 more
doaj   +1 more source

Analysis of Natural Hydraulic Fracture Risk of Mudstone Cap Rocks in XD Block of Central Depression in Yinggehai Basin, South China Sea

open access: yesEnergies, 2021
The Yinggehai Basin is an important Cenozoic gas bearing basin in the South China Sea. With the gradual improvement of gas exploration and over-development in shallow layers, deep overpressured layers have become the main target for natural gas ...
Ru Jia   +4 more
doaj   +1 more source

Impact of Dead Sea Halo-Karst Development on an Earthen Dike Rehabilitation Project

open access: yesGeosciences, 2023
From the 1970s, the Dead Sea experienced severe halo-karstification and anthropogenic modifications. Progressively, but at an accelerating rate, subsidence, landslides, and sinkholes have increased in number and magnitude. The hazards’ triggering factors
Damien Closson   +4 more
doaj   +1 more source

Structure and origin of the Vaivara Sinimäed hill range, Northeast Estonia [PDF]

open access: yesEstonian Journal of Earth Sciences, 2013
The distribution, structure and origin of the hill range of Vaivara Sinimäed and bedrock folds are discussed. Many narrow (150–500 m), east- to northeast-trending folds with 1–10 km long axes are found in the studied area.
Rein Vaher, Avo Miidel, Anto Raukas
doaj   +1 more source

Structures in Shallow Marine Sediments Associated with Gas and Fluid Migration

open access: yesJournal of Marine Science and Engineering, 2021
Geological structure changes, including deformations and ruptures, developed in shallow marine sediments are well recognized but were not systematically reviewed in previous studies. These structures, generally developed at a depth less than 1000 m below
Gongzheng Ma   +3 more
doaj   +1 more source

Natural gas distribution and reservoir-forming law of the Yinggehai Basin, China

open access: yesDizhi lixue xuebao, 2021
Oil-gas exploration in the Yinggehai basin shows, the formation, distribution and preservation of oil and gas resources are closely related to the overpressure system in the diapir zone.
WU Xunda   +4 more
doaj   +1 more source

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