Results 21 to 30 of about 864 (205)

Palaeokarst characteristics and effects on reservoirs in the fourth member of Leikoupo Formation, Longmen Mountain front, western Sichuan Basin

open access: yesShiyou shiyan dizhi, 2021
Dolostones of tidal flat facies are the major reservoir rock type of the fourth member of Leikoupo Formation, Longmen Mountain front, western Sichuan Basin. The reservoir controls are dominated by phase belt, dolomitization and denudation.
Yong LI   +5 more
doaj   +1 more source

A Study on the Heterogeneity Characteristics of Geological Controls on Coalbed Methane Accumulation in Gujiao Coalbed Methane Field, Xishan Coalfield, China

open access: yesGeofluids, 2021
Commercial exploration and exploitation of coalbed methane (CBM) in Gujiao coalbed methane (CBM) field, Xishan coalfield, have rapidly increased in recent decades. The Gujiao CBM field has shown strong gas distribution heterogeneity, low gas content, and
Taotao Yan   +7 more
doaj   +1 more source

Petrogenesis and implications of the Dupangling compound granite in southern Hunan Province, China: Constraints from mineralogical chemistry, zircon U-Pb age, geochemistry and Nd-Hf isotope

open access: yesDizhi lixue xuebao, 2022
In this paper, zircon SHRIMP U-Pb geochronology, petrology, mineral chemistry, petrogeochemistry, Sm-Nd and Lu-Hf isotopes were studied for the eastern part of the Dupangling pluton, which is located at the western section of Nanling at the junction of ...
CHEN Di   +7 more
doaj   +1 more source

On the deep seated faults in the Northern Caucasus

open access: yesЛитосфера, 2020
Research subject. The paper describes large tectonic zones in the North Caucasus, which can be classified as deep faults according to a number of features. Among these formations are the Ancient axial fault zone earlier described by G.D. Azh-girei, which
V. L. Omelchenko
doaj   +1 more source

Controls of strike-slip fault activities on hydrocarbon accumulation in Tahe Oilfield, Tarim Basin: a case study of TP 39 fault zone

open access: yesShiyou shiyan dizhi, 2022
Strike-slip faults were well-developed in the Tahe Oilfield, Tarim Basin, which had an important control to the accumulation and distribution of hydrocarbon.
Yang WANG, Shaonan ZHANG, Yongli LIU
doaj   +1 more source

Fault systems and their relationships to oil and gas in Dabancheng subsag, Chaiwopu Sag, Junggar Basin

open access: yesShiyou shiyan dizhi, 2021
The Chaiwopu Sag of Junggar Basin experienced a major breakthrough in oil and gas exploration for the first time in the late 1980s, however, the exploration effect in this area is still restricted by the complexity of faults and the uneven distribution ...
Haowei YUAN   +6 more
doaj   +1 more source

Asphalt features and gas accumulation mechanism of Sinian reservoirs in the Tongwan Palaeo-uplift, Sichuan Basin

open access: yesNatural Gas Industry B, 2015
Breakthroughs have been made in natural gas exploration in Sinian reservoirs in the Tongwan Palaeo-uplift, Sichuan Basin, recently. However, there are disputes with regard to the genetic mechanisms of natural gas reservoirs.
Wei Li, Guoyi Hu, Jingao Zhou
doaj   +1 more source

Petrogenesis and Tectonic Setting of the Madeng Dacite, SW Sanjiang Indosinian Orogen: Evidence from Zircon U-Pb-Hf Isotopes, and Whole-Rock Geochemistry and Sr-Nd Isotopes

open access: yes, 2022
The Sanjiang Indosinian orogen, located in the eastern part of the Paleo-Tethys tectonic domain, is a critical region to study the Paleo-Tethyan Ocean evolution.
Liang-Liang Zhuang   +5 more
core   +1 more source

Zircon U-Pb Geochronology and Uranium-Production Capacity of the Taoshan Complex in Southern Jiangxi

open access: yesYankuang ceshi, 2014
The Taoshan granite complex located at the North-East part of the Nanling region, hosts the largest granite-related uranuim ore field in China. Baohuashan granite and Huangpi granite are two major components of the Taoshan granite complex.
Tian zejin   +6 more
doaj   +2 more sources

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