Results 11 to 20 of about 6,325,391 (374)

Provenance of the Lower Triassic Clastic Rocks in the Southwestern Margin of the South China Craton and Its Implications for the Subduction Polarity of the Paleo-Tethyan Ocean

open access: yesFrontiers in Earth Science, 2022
The southwestern margin of the South China Craton preserves a Late Permian to Early Triassic sedimentary succession, the provenance of which helps to constrain the magmatic history and tectonic evolution of the Paleo-Tethyan Orogen.
Chao Han   +9 more
doaj   +1 more source

Palaeoclimate of the Paleogene Dongying Formation in Bozhong Sag of Bohai Bay Basin

open access: yesPetroleum Research, 2021
It was showed that the sedimentary environment of lacustrine basins is more susceptible to basin size than that of marine basins, leading to frequent changes in sedimentary environment and large differences in sediment supply and types.
Juan Zhang   +5 more
doaj   +1 more source

Inorganic geochemical characteristics and evaluation of Sinian-Cambrian post-mature source rocks in Sichuan Basin

open access: yesShiyou shiyan dizhi, 2022
The evaluation of post-mature source rocks gradually invalidates by traditional organic geochemical parameters due to the decreasing of organic matter abundance. However, the inorganic elements in source rocks are not easily affected by thermal evolution.
Chunhua SHI   +4 more
doaj   +1 more source

Classification and control factors of pore-throat systems in hybrid sedimentary rocks of Jimusar Sag, Junggar Basin, NW China

open access: yesPetroleum Exploration and Development, 2021
Aiming at the complicated problem of the genesis of high-quality hybrid sedimentary rocks, the pore-throat systems, controlling factors and fluid mobility of hybrid sedimentary rocks in the Permian Lucaogou Formation in Jimusar Sag were examined.
Dianshi XIAO   +5 more
doaj   +1 more source

Study on the Early Cretaceous fluvial-desert sedimentary paleogeography in the Northwest of Ordos Basin

open access: yesOpen Geosciences, 2023
Early Cretaceous desert sedimentary system was developed in Northwest Ordos Basin. At present, the research degree of desert sedimentary paleogeography is low.
Feng Yangwei   +5 more
doaj   +1 more source

Quaternary sedimentary sequence and sedimentary environment restoration in the Jinzhong Basin, Fenhe Rift Valley

open access: yesDizhi lixue xuebao, 2021
Jinzhong Basin is a Cenozoic intracontinental faulted sedimentary basin located in the middle of Fen-Wei graben system. Our study aims to identify the Quaternary sedimentary sequence and reveal the Quaternary sedimentary environmental evolution of the ...
QIN Bangce   +4 more
doaj   +1 more source

Suitability evaluation of groundwater from the Skhira coastal aquifer of east-central Tunisia for use as drinking water [PDF]

open access: yesE3S Web of Conferences, 2019
The Skhira coastal aquifer is located in east central Tunisia. It is already affected by the intrusion of saline water phenomena. This study evaluated the suitability of aquifer groundwater various using data on chemical and physical data from 31 wells ...
Hamzaoui-Azaza Fadoua   +2 more
doaj   +1 more source

Factors controlling spatial distribution of complex lithology in transitional shale strata: Implications from logging and 3D seismic data, Shan-2 Lower Sub-member, Eastern Ordos Basin

open access: yesFrontiers in Earth Science, 2023
The Shanxi Formation Shan-2 Lower Sub-member transitional shale in the eastern Ordos Basin is characterized by high total organic carbon value, wide distribution, and large single-layer/cumulative thickness; it is the key target interval for transitional
Xuxu Wang   +7 more
doaj   +1 more source

Landslide Susceptibility Assessment at Mila Basin (Algeria): A Comparative Assessment of Prediction Capability of Advanced Machine Learning Methods

open access: yesISPRS International Journal of Geo-Information, 2018
Landslide risk prevention requires the delineation of landslide-prone areas as accurately as possible. Therefore, selecting a method or a technique that is capable of providing the highest landslide prediction capability is highly important.
Abdelaziz Merghadi   +2 more
doaj   +1 more source

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