202521· The Silurian strata of the intra-platform basin in the Tarim Basin is a set of marine-origin clastic rocks deposited atop Cambrian-Ordovician marine carbonate rocks …
Type Sedimentary Rock Origin Detrital/Clastic Texture Clastic; Medium-grained (0.06 – 2 mm) Composition Quartz Color White to light tan Miscellaneous Feels sandy; Mature Depositional …
2000718· Quartz sandstone results from the extreme weathering and sorting of a sediment until everything that can be removed has been removed. Complete chemical weathering is …
11· Tight sandstone gas has become an important component of the wide hydrocarbon inventory as a major unconventional resource (Zou et al., 2010, Zhao et al., …
201971· Request PDF | Quartz cement origins and impact on storage performance in Permian Upper Shihezi Formation tight sandstone reservoirs in the northern Ordos Basin, …
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Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains, cemented together by another mineral. Sandstones comprise about 20–25% of all …
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202491· Tight sandstone reservoirs with extremely low porosity and permeability have gained global attention as potential replacements for conventional oil and gas reserves (Law …
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11· The compressive strength of sandstones is a crucial concern for petroleum and mining engineering (Caicedo et al., 2005; Koolivand-Salooki et al., 2017; Teymen and …
86· Detrital zirco n grains from the fine-gra ined feldspathic quartz sandstone (15LJ1-2) and tuffaceous siltstone (16LJ3-1) yielded youngest age populations of 184 ± 2 Ma and 182 …
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1124· Chemical Composition of sandstone usually quartz framework grains are the dominant mineral in clastic sedimentary rocks.Because of they have exceptional physical …
2024717· 1 Research Institute of Petroleum Exploration and Development, PetroChina, Beijing, China; 2 School of Geoscience and Technology, Southwest Petroleum University, …
201591· The increased rock strength resulting from quartz cementation will in addition increase the reservoir brittleness (Zhang et al., 2012, Storvoll et al., 2005), which can influence …
1. Introduction. Over the past few years, unconventional petroleum exploration and development have advanced significantly, owing to the rise of continuous and quasicontinuous hydrocarbon …
21· In the sandstone reservoirs, detrital quartz takes up 7.3%–30% (mean 12.8%) and it is predominantly comprised of monocrystalline quartz with poor to moderate sorting (Fig. …
Localities: United States, India, Australia, South Africa, China. Common Uses: Building material, sculptures, paving, Composed primarily of quartz grains, this type of sandstone is highly …
202419· Sandstone is a clastic sedimentary reservoir rock composed of mainly quartz and/or feldspars, and typically deposited by relatively high-energy processes, which winnow …
20171229· Beautiful Landscape Inside Zhangjiajie National Park China. The entire site is dominated by a number of outstanding 3,100-quartz-sandstone pillars and peaks, most of …
2024717· 1 Research Institute of Petroleum Exploration and Development, PetroChina, Beijing, China; 2 School of Geoscience and Technology, Southwest Petroleum University, Chengdu, China; 3 Sinopec …
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Qingdao Sanco Stone Co., Ltd. (its predecessor Qingdao Yinhui Stone Factory, is a Sino-Japanese joint venture) was established in 1993. Existing a trading companies (located in the beautiful coastal city of Qingdao), Sales team, …
2019411· Amazing natural quartz sandstone pillar named the Avatar Hallelujah Mountain and other wooded rocks in the Tianzi Mountains, Zhangjiajie National Forest Park, Hunan …
202061· The Ordos Basin is located in the western margin of the North China Craton and is the second largest sedimentary basin in China (Yang followed by lithic quartz sandstone, …
11· The sandstones are mainly quartz sandstone, lithic quartz sandstone and lithic sandstone, with a medium to coarse grain size and good sorting. (Zou et al., 2010, Zhao et …
ZhangjiajieLandform is mainly represented by quartz sandstone pillar forests with straight edge, and deeply embedded gorges, peakwalls, natural bridges, mesas, and tablelands. This quartz …
61· Medium-grained sandstone, white arrow shows erosional base with underlying shales, optical micrograph shows secondary enlargement of quartz (Q), 2137.3 m, Shanxi …
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