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Xiashihezi Formation

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The regional depositional setting of the Xiashihezi Formation is a shallow-water braided river delta in this study area. The sediment source comes from northern rivers. The yellow areas show high energy channels, and the orange areas show low energy channels.
Published: 06 April 2016
Figure 2. The regional depositional setting of the Xiashihezi Formation is a shallow-water braided river delta in this study area. The sediment source comes from northern rivers. The yellow areas show high energy channels, and the orange areas show low energy channels.
Journal Article
Journal: AAPG Bulletin
Published: 01 January 2005
AAPG Bulletin (2005) 89 (1): 81–100.
.... The upper Paleozoic coalbed methane system in the Qinshui basin is sealed by a low-permeability roof and floor strata comprising mudstone, siltstone, and bauxite of the Carboniferous Benxi Formation and the Permian Shanxi and Xiashihezi formations. The overburden is the Lower Permian Xiashihezi Formation...
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Journal Article
Journal: Geophysics
Published: 06 April 2016
Geophysics (2016) 81 (3): B77–B86.
...Figure 2. The regional depositional setting of the Xiashihezi Formation is a shallow-water braided river delta in this study area. The sediment source comes from northern rivers. The yellow areas show high energy channels, and the orange areas show low energy channels. ...
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Journal Article
Journal: Geophysics
Published: 06 February 2015
Geophysics (2015) 80 (2): B35–B43.
...Zhiguo Wang; Jinghuai Gao; Daxing Wang; Qiansheng Wei ABSTRACT The Lower Permian Xiashihezi Formation of the Ordos Basin is the largest producer of tight gas sand in China. The controls on tight gas production are many and include a variety of geologic, hydrodynamic, and engineering factors from...
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Journal Article
Journal: AAPG Bulletin
Published: 01 December 2021
AAPG Bulletin (2021) 105 (12): 2545–2574.
... that most of the samples were deposited in relatively dysoxic-oxic conditions. A warm and humid climate prevailed during deposition of the Benxi–Xiashihezi Formations, whereas extremely dry climate also occurred during Benxi Formation and Taiyuan Formation deposition. Shiqianfeng Formation deposition...
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Journal Article
Journal: AAPG Bulletin
Published: 15 November 2019
AAPG Bulletin (2019) 103 (11): 2757–2783.
...Yong Li; Xiangdong Gao; Shangzhi Meng; Peng Wu; Xinlei Niu; Peng Qiao; Derek Elsworth ABSTRACT An integrated analysis of the petrographic characteristics and types and distribution of diagenetic alteration in the upper Paleozoic Benxi–Taiyuan, Shanxi, and Xiashihezi Formations provides insights...
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XRD patterns showing the different structural order of kaolinite in the three deposits. (A) High order, HI = 1.58, soft kaolin, Taiyuan Formation, open-cut coal mine in Junjar coalfield; (B) Medium order, HI = 0.86, crystal tonstein, parting of coal seam No. 4, Shanxi Formation, Pinglu, Shanxi Province; (C) Medium order, HI = 0.81, oolite and pellet flint clay, Xiashihezi Formation, Huainan coalfield; (D) Low order, HI = 0.25, cryptocrystalline flint clay, Xiashihezi Formation, Huainan coalfield.
Published: 01 September 2001
, Shanxi Province; (C) Medium order, HI = 0.81, oolite and pellet flint clay, Xiashihezi Formation, Huainan coalfield; (D) Low order, HI = 0.25, cryptocrystalline flint clay, Xiashihezi Formation, Huainan coalfield.
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Sedimentary model in the Linxing area. (A) Taiyuan Formation; (B) Shanxi Formation; (C) Xiashihezi Formation; (D) Shangshihezi Formation; (E) Shiqianfeng Formation.
Published: 01 December 2021
Figure 20. Sedimentary model in the Linxing area. (A) Taiyuan Formation; (B) Shanxi Formation; (C) Xiashihezi Formation; (D) Shangshihezi Formation; (E) Shiqianfeng Formation.
Journal Article
Journal: Interpretation
Published: 12 September 2022
Interpretation (2023) 11 (1): SA63–SA75.
...Naidan Zhang; Shaohua Li; Xixin Wang; Zhi Guo; Bo Liang Abstract To clarify the main controlling factors of effective reservoirs in the sandy braided river delta plain, the eighth member of Xiashihezi Formation in the Ct3 area, Ordos Basin, is taken as an example. We describe and analyze...
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The distribution of zircon-tourmaline-rutile (ZTR) index distribution of (A) Benxi and Taiyuan Formations; (B) Shanxi and Xiashihezi Formations; and (C) Shangshihezi and Shiqianfeng Formations.
Published: 01 December 2021
Figure 7. The distribution of zircon-tourmaline-rutile (ZTR) index distribution of (A) Benxi and Taiyuan Formations; (B) Shanxi and Xiashihezi Formations; and (C) Shangshihezi and Shiqianfeng Formations.
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Distribution of zircon, titanite, magnetite, limonite, garnet, and tourmaline in different formations. (A) Benxi Formation; (B) Taiyuan Formation; (C) Shanxi Formation; (D) Xiashihezi Formation; (E) Shangshihezi Formation; (F) Shiqianfeng Formation.
Published: 01 December 2021
Figure 17. Distribution of zircon, titanite, magnetite, limonite, garnet, and tourmaline in different formations. (A) Benxi Formation; (B) Taiyuan Formation; (C) Shanxi Formation; (D) Xiashihezi Formation; (E) Shangshihezi Formation; (F) Shiqianfeng Formation.
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(A) Porosity and (B) permeability variations with depth for samples collected from different formations in the study area. The dashed blue line represents the brief variation trend. C2b = Benxi Formation; C2t = Taiyuan Formation; P1s = Shanxi Formation; P2x = Xiashihezi Formation.
Published: 15 November 2019
Figure 6. (A) Porosity and (B) permeability variations with depth for samples collected from different formations in the study area. The dashed blue line represents the brief variation trend. C 2 b = Benxi Formation; C 2 t = Taiyuan Formation; P 1 s = Shanxi Formation; P 2 x = Xiashihezi
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Typical sedimentary environment of different formations. (A) Epicontinental tidal flats in Benxi Formation. (B) Supratidal swamp in Taiyuan Formation. (C) Delta plain swamp in Shanxi Formation. (D) Delta distributary channel in Xiashihezi Formation. (E) Fluvial channels in Shangshihezi Formation. (F) Alluvial fans in Shiqianfeng Formation. GR = gamma ray; SP = spontaneous potential.
Published: 01 December 2021
Figure 10. Typical sedimentary environment of different formations. (A) Epicontinental tidal flats in Benxi Formation. (B) Supratidal swamp in Taiyuan Formation. (C) Delta plain swamp in Shanxi Formation. (D) Delta distributary channel in Xiashihezi Formation. (E) Fluvial channels in Shangshihezi
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North American shale composite (NASC) normalized rare earth element distribution pattern of mudstones. C2b = Benxi Formation; C2t = Taiyuan Formation; P1s = Shanxi Formation; P1x = Xiashihezi Formation; P2s =Shangshihezi Formation; P3sh = Shiqianfeng Formation.
Published: 01 December 2021
Figure 5. North American shale composite (NASC) normalized rare earth element distribution pattern of mudstones. C 2 b = Benxi Formation; C 2 t = Taiyuan Formation; P 1 s = Shanxi Formation; P 1 x = Xiashihezi Formation; P 2 s =Shangshihezi Formation; P 3 sh = Shiqianfeng Formation.
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Rock composition of sandstones from different formations in the Linxing area. (A) Xiashihezi Formation; (B) Shanxi Formation; (C) Taiyuan Formation; (D) Benxi Formation. The ternary plot refers to the sandstone classification standard of Folk et al. (1970). The green diamonds represent rock composition plots of different samples. F = feldspar; L = lithic fragments; Q = quartz and chert.
Published: 15 November 2019
Figure 4. Rock composition of sandstones from different formations in the Linxing area. (A) Xiashihezi Formation; (B) Shanxi Formation; (C) Taiyuan Formation; (D) Benxi Formation. The ternary plot refers to the sandstone classification standard of Folk et al. (1970) . The green diamonds
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Interpreted seismic profile of the QS08-89.5 seismic line in the southern Qinshui basin. Notes: The seismic reflection interfaces T5′, T5, T6, T7, T8, and Tg represent the top of the Xiashihezi Formation, Shanxi Formation, No. 3 coal seam, Taiyuan Formation, No. 15 coal seam, and middle Ordovician, respectively.
Published: 09 March 2018
of the Xiashihezi Formation, Shanxi Formation, No. 3 coal seam, Taiyuan Formation, No. 15 coal seam, and middle Ordovician, respectively.
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Tectonic setting discrimination for the upper Paleozoic mudstones from the Lingxing area. A. Oceanic island arc; B. continental island arc; C. active continental margin; D. passive margin. C2b = Benxi Formation; C2t = Taiyuan Formation; P1s = Shanxi Formation; P1x = Xiashihezi Formation; P2s =Shangshihezi Formation; P3sh = Shiqianfeng Formation.
Published: 01 December 2021
Figure 16. Tectonic setting discrimination for the upper Paleozoic mudstones from the Lingxing area. A. Oceanic island arc; B. continental island arc; C. active continental margin; D. passive margin. C 2 b = Benxi Formation; C 2 t = Taiyuan Formation; P 1 s = Shanxi Formation; P 1 x = Xiashihezi
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Chondrite-normalized rare earth element patterns for the upper Paleozoic mudstones from the Linxing area. (A) Shiqianfeng Formation (P3sh); (B) Shangshihezi Formation (P2s); (C) Xiashihezi Formation (P1x); (D) Shanxi Formation (P1s); (E) Taiyuan Formation (C2t); (F) Benxi Formation (C2b); (G) Samples from provenances in the north.
Published: 01 December 2021
Figure 6. Chondrite-normalized rare earth element patterns for the upper Paleozoic mudstones from the Linxing area. (A) Shiqianfeng Formation (P 3 sh); (B) Shangshihezi Formation (P 2 s); (C) Xiashihezi Formation (P 1 x); (D) Shanxi Formation (P 1 s); (E) Taiyuan Formation (C 2 t); (F) Benxi
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The upper continental crust (UCC) normalized trace element spider diagrams of mudstone samples (concentration coefficients of the average value of trace elements for each formation, relative to the corresponding elemental concentrations in the UCC) (Taylor and McLennan, 1985). C2b = Benxi Formation; C2t = Taiyuan Formation; P1s = Shanxi Formation; P1x = Xiashihezi Formation; P2s =Shangshihezi Formation; P3sh = Shiqianfeng Formation.
Published: 01 December 2021
= Benxi Formation; C 2 t = Taiyuan Formation; P 1 s = Shanxi Formation; P 1 x = Xiashihezi Formation; P 2 s =Shangshihezi Formation; P 3 sh = Shiqianfeng Formation.
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Distribution diagrams of paleoclimate indicators. (A) Ba and (B) Sr/Ba. 1. The abnormal high values data; 2. minimum value; 3. upper quartile; 4. median; 5. average value; 6. lower quartile; 7. minimum value. C2b = Benxi Formation; C2t = Taiyuan Formation; P1s = Shanxi Formation; P1x = Xiashihezi Formation; P2s = Shangshihezi Formation; P3sh = Shiqianfeng Formation.
Published: 01 December 2021
; P 1 x = Xiashihezi Formation; P 2 s = Shangshihezi Formation; P 3 sh = Shiqianfeng Formation.