NADEA
NADEA.
Tarim Basin into the residual acid volcanic rock areas and the basic volcanic rock areas [1–7]. A variety of lithologies and multiple sets of rock layers have been identified through outcrops and …
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The Carboniferous volcanic reservoirs are widely distributed in Junggar Basin. To clarify the reservoir characteristics and accumulation rules of volcanic reservoirs is of positive …
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The Permian volcanic rock in Well YT1 involves volcaniclastic lava with volcanic breccia and limestone breccia. With the impact of limestone breccia neglected, the SiO 2 …
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Recently, massive Permian volcaniclastic lava has been drilled from Yongtan 1 well deployed in Chengdu-Jianyang area, indicating that it is high-quality reservoirs and has great exploration …
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Seismic-reflection characteristics and lithofacies-distribution prediction of Permian volcanic rocks, Chengdu-Jianyang area ... massive Permian volcaniclastic lava has been drilled from Yongtan …
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The karst palaeogeomorphology and fracture system in the late sedimentary period of the Maokou Formation controlled jointly the distribution of the volcanic rock. The area where …
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Volcanic rocks are important unconv entional reservoirs with a wide distribution [1– 4]. Among them, volcaniclastic rocks (especially tu ff ) have drawn signi fi cant a ention
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Permian volcanic rocks are widely distributed in the western Sichuan Basin (southwestern China), with a thickness of more than 200 m, and have great exploration …
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The rock fragments composed of granite debris, volcanic rock fragments, and carbonate rock fragments, with soft debris showing compaction deformation. The particles are …
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Abstract: Volcanic gas reservoirs in the JY area of the Sichuan Basin have a favorable prospect for exploration.However, due to the complex internal structures of the reservoirs, various …
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In this study, we investigate the zircon geochronology of extrusive rocks and temporospatial variations in the late Mesozoic volcanism in SE China. We reported zircon U–Pb ages of new …
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Permian volcanic rocks are widely developed in the western Sichuan Basin (southwestern China), with a thickness of more than 200 m. The thickness of volcaniclastic rocks in the Permian …
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The Early Permian volcanic rocks have high LREE and LILE (e.g. Rb, Sr), and are depleted in HREE and HFSE (e.g. Nb and Ta, Ti), which indicate a subduction-related arc setting.
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Large-scale hydrocarbon accumulations have rarely been found in volcanic reservoirs around the world. This study documents large gas accumulations in Permian …
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In the Chengdu–Jianyang area, the volcanic rocks are mainly of alkaline basic and ultrabasic types. The effusive facies dominated by volcaniclastic rocks does not develop due to …
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volcanic rocks and also the development of karst reservoirs in the Maokou Formation, and the western Sichuan area has oil and gas exploration potential in volcanic rocks and the Maokou …
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Formation and Global Distribution. Igneous rocks form at various locations on Earth, including: Mid-Ocean Ridges: Basaltic rocks form as magma ... Irvine, T. N.; Baragar, …
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Fracture propagation simulation and construction parameter optimization of eruptive phase volcanic rock, Zhou, Lang Zhou, Huali Zhang, Li Li, Rui Wang, Ming Jing, Rong Zeng
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We are committed to collecting data on major and trace elements, isotopes, and chronology of Chinese volcanic rocks, which will provide us with a thorough understanding of the spatial and …
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Widely distributing of volcanic rocks, having complex and diverse types, and FMI and ECS data lacking, make it difficult to identify lithology of volcanic rocks in mesozoic of Bohai Bay.
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the Permian igneous rocks in western Sichuan. The re-sults suggested that this set of eruptive facies volcanic clastic rocks can form high-quality porous reservoirs with medium to high …
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The Shunbei area, located in the Shuntuoguole Low Uplift in the central Tarim Basin, is covered by superimposed basalt and dacite, where volcanic activity stages in the Permian and areal …
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Basin as an example, this study aims to characterize weathered volcanic rocks by the core, thin slice, log interpretation, and experimental test. The Carboniferous volcanic rocks are mainly …
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Through the description of volcanic rock distribution and volcanic edifices in the western and southern Sichuan Basin, multiple volcanic edifices are clarified in the …
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Southwest Oilfield Company, PetroChina, Chengdu 610051, China Guohui LI Research Institute of Exploration and Development, Southwest Oil and Gas Field Branch Company, PetroChina, …
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MA Xinhua et al. / Petroleum Exploration and Development, 2019, 46(2): 228–237 230 Fig. 2. Images of Upper Permian igneous rocks in Sichuan Basin.
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The high-quality source rocks in the rift provide sufficient gas supply to the Qixia Fm in the western and central Sichuan Basin, the Maokou Fm in the central and northern Sichuan …
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The uneven distribution of pores in volcanic rocks of eruptive facies and the large difference in rock mechanics combination between different lithofacies ... Chengdu jianyang …
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