Results 1 to 10 of about 131,970 (167)

Geochemical Analogy Viscosity of Mid-Ocean Ridge Basalt as an Indicator for Determining the Location of Seafloor Hydrothermal Fields?

open access: yesFrontiers in Earth Science, 2022
Many achievements have been made in the exploration of seafloor polymetallic hydrothermal vents, however, it needs to further study how to discovery more potential new hydrothermal or massive sulfide fields. In this study, we collected 9818 major-element
Chuanshun Li   +6 more
doaj   +1 more source

Formation conditions of Sinian–Cambrian large lithologic gas reservoirs in the north slope area of central Sichuan Basin, SW China

open access: yesPetroleum Exploration and Development, 2022
Based on analyses of characteristics, hydrocarbon charging history and geological conditions for the formation of Sinian–Cambrian reservoirs in the north slope area of central Sichuan paleo-uplift, the natural gas origin, accumulation evolution ...
Guoqi WEI   +12 more
doaj   +1 more source

Geological and geochemical characteristics and genesis of carbonate rocks in a certain area [PDF]

open access: yesE3S Web of Conferences, 2022
Carbonate rock is a general term for the rock composed of carbonate minerals, which is mainly composed of carbonate sediments, with calcite (limestone) and dolomite (dolomite) as the main forms.
Zhang Tong
doaj   +1 more source

Geochemical Characteristics and the Sedimentary Environment of Lower Cambrian Argillaceous Rocks on the Kongquehe Slope, Tarim Basin, China

open access: yesEnergies, 2022
The deposition of the Lower Cambrian argillaceous rocks on the Kongquehe slope provides a good opportunity to reconstruct the paleoenvironmental conditions of the Tarim Basin.
Kai Shang   +5 more
doaj   +1 more source

Impact of Terrigenous Organic Matter Input on Organic Matter Enrichment of Paleocene Source Rocks, Lishui Sag, East China Sea

open access: yesEnergies, 2023
To clarify the organic matter (OM) enrichment of the Lishui Sag, the factors influencing the variable abundance of OM in the Lingfeng Formation are studied using organic geochemical data.
Xu Han, Dujie Hou, Xiong Cheng, Yan Li
doaj   +1 more source

Hydrocarbon generation and evolution characteristics of Carboniferous source rocks on the northeastern margin of the Junggar Basin and its petroleum geological significance

open access: yesShiyou shiyan dizhi, 2023
Various types of source rocks were developed in the Carboniferous trench-arc basin environment on the northeastern margin of the Junggar Basin. In order to implement the efficient hydrocarbon supply area of the main source rocks and guide the oil and gas
Shengzhu WANG   +6 more
doaj   +1 more source

Geochemical characteristics and genesis of Paleozoic natural gas in the Ordos Basin

open access: yesShiyou shiyan dizhi, 2023
The geochemical characteristics and genesis of Paleozoic natural gas in the Ordos Basin are complex, with some disputes on the gas source of Lower Paleozoic. In order to better grasp the overall geochemical characteristics and variation laws of Paleozoic
Furong LI   +7 more
doaj   +1 more source

Identification of the geochemical anomalies using the catchment basin analysis: A case study of 1∶50000 geochemical survey of stream sediments in Wulasitai region, East Kunlun Orogenic Belt

open access: yes地质科技通报, 2023
Geochemical survey of stream sediments is an effective technology for mineral prospecting. The extraction of geochemical anomalies in stream sediments based on catchment basins has always been one of the research hotspots.The catchment basin analysis ...
Xiaokun Huang   +5 more
doaj   +1 more source

Geochemical characteristics and environmental implications of source rocks of the Dongying Formation in southwest subsag of Bozhong Sag

open access: yes地质科技通报, 2023
Source rocks of the Dongying Formation are widely distributed in the Bozhong Sag. It is of great significance to clarify the characteristics and paleoenvironment of the source rocks to promote conventional and unconventional oil and gas exploration in ...
Hong Yang   +6 more
doaj   +1 more source

Extracting the geochemical characteristics of magmas in different global tectono-magmatic settings using sparse modeling

open access: yesFrontiers in Earth Science, 2022
In this study, key geochemical features of magmas formed in eight different tectono-magmatic settings (mid-ocean ridges, oceanic islands, oceanic plateaus, continental flood basalt provinces, intra-oceanic arcs, continental arcs, island arcs, and back ...
Kenta Ueki   +2 more
doaj   +1 more source

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