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Qiongzhusi Formation

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Journal Article
Journal: Interpretation
Published: 24 July 2018
Interpretation (2018) 6 (3): T739-T757.
... Formation (a marine shallow continental-shelf setting) and the Longmaxi Formation (a marine abyssal continental-shelf setting) possessed larger pore volumes and larger pore surface areas than those of the lower Qiongzhusi Formation (a marine abyssal continental-shelf setting). Pores, in terms of pores...
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Image
Thickness of organic-rich shale within the <b>Qiongzhusi</b> <b>Formation</b> in and near...
Published: 01 June 2018
Figure 4. Thickness of organic-rich shale within the Qiongzhusi Formation in and near the Sichuan Basin, modified after Wei et al. (2012) and used with permission of Society of Petroleum Engineers. Contour labels are isopach thickness in meters. Fold belt boundary is the northwestern boundary
Image
Maturation histories for the bottom of the Lower Cambrian <b>Qiongzhusi</b> <b>Format</b>...
Published: 01 May 2016
Figure 5. Maturation histories for the bottom of the Lower Cambrian Qiongzhusi Formation (Є 1 q) source rocks. C = Carboniferous; D = Devonian; Є = Cambrian; E+N+Q = Paleogene, Neogene, and Quaternary; J = Jurassic; K = Cretaceous; O = Ordovician; P = Permian; R o = equivalent vitrinite
Journal Article
Journal: AAPG Bulletin
Published: 01 May 2018
AAPG Bulletin (2018) 102 (5): 913-938.
... and Qiongzhusi Formations. In contrast, the organic geochemistry of the present-day oil seeps are distinct from that of the bitumen, and suggest that the source is the Permian Dalong Formation. Bitumen Re-Os data indicate that the upper Neoproterozoic–lower Cambrian Doushantuo and Qiongzhusi Formations underwent...
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Journal Article
Published: 01 March 2001
Journal of the Geological Society (2001) 158 (2): 211-218.
...XINGLIANG ZHANG; DEGAN SHU; YONG LI; JIAN HAN Abstract Soft-bodied and lightly sclerotized Chengjiang fossils have been found at more than ten new localities in the Lower Cambrian Qiongzhusi and Canglangpu formations of east central Yunnan. At the same time, three different fossil assemblages have...
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Journal Article
Journal: AAPG Bulletin
Published: 01 June 2018
AAPG Bulletin (2018) 102 (6): 987-1009.
...Figure 4. Thickness of organic-rich shale within the Qiongzhusi Formation in and near the Sichuan Basin, modified after Wei et al. (2012) and used with permission of Society of Petroleum Engineers. Contour labels are isopach thickness in meters. Fold belt boundary is the northwestern boundary...
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Journal Article
Published: 01 May 1984
Geological Magazine (1984) 121 (3): 171-173.
... in the vicinity of Meishucun Village in Jinning County being representative. An Rb-Sr isochron age of 579.7+ or -8.2 Ma has been obtained on black shale from the Badaowan Member of the Early Cambrian Qiongzhusi Formation, which occurs at 20 m above the Sinian-Cambrian boundary. So an inferred age of 610+ or -10...
Journal Article
Journal: AAPG Bulletin
Published: 01 May 2018
AAPG Bulletin (2018) 102 (5): 817-853.
... of the Dengying Formation, the Lower Cambrian Maidiping argillaceous dolomite, and the Lower Cambrian Qiongzhusi shale. To improve the understanding of this issue, 33 samples from the five possible source rock units in the study area were investigated for their character and maturity via petrology, total organic...
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Mineralogical ternary plot for shale samples: (a) samples of the <b>Qiongzhusi</b>...
Published: 24 July 2018
Figure 3. Mineralogical ternary plot for shale samples: (a) samples of the Qiongzhusi Formation are represented by the red dots and (b) samples of the Longmaxi Formation are represented by the black dots.
Journal Article
Journal: Interpretation
Published: 10 March 2016
Interpretation (2016) 4 (2): T123-T140.
... for gas pools in the Sinian Dengying Formation ( Wei et al., 2008 ). Figure 2. Stratigraphic column of section of Cambrian system indicating lithology, thickness, and design section of the Wei-201 well through the formations in the basin. Note the Canglangpu and the Qiongzhusi segments that make up...
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Journal Article
Journal: Interpretation
Published: 03 April 2015
Interpretation (2015) 3 (2): SJ49-SJ59.
.... , 2011 , Shale gas favorable area prediction of the Qiongzhusi Formation and Longmaxi Formation of Lower Palaeozoic in Sichuan Basin, China : Geological Bulletin of China , 30 , 357 – 363 . Zhao W. Z. Yang X. P. Steve K. Zhang B. M. , 2006 , Reservoir potential of Silurian...
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Journal Article
Published: 01 September 2005
Journal of Paleontology (2005) 79 (5): 987-996.
..., basal ray recurved towards apex in mesial plane. Seven scleritomes, KUMIP 308854–308860, and 20 variably disarticulated individuals, KUMIP 308861–308881. Sekwi Formation, locality 1; ?Qiongzhusi Formation, Early Cambrian (Meishucunian), Meishucun, Jinning County, Yunnan, China ( Qian...
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Journal Article
Journal: Interpretation
Published: 30 May 2017
Interpretation (2017) 5 (3): T373-T386.
... and fractal characteristics of organic-rich shale reservoirs: A case study of Lower Cambrian Qiongzhusi Formation in Malong block of eastern Yunnan Province, South China : Marine and Petroleum Geology , 70 , 46 – 57 , doi: http://dx.doi.org/10.1016/j.marpetgeo.2015.11.004 . Liang L. Xiong J...
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Journal Article
Journal: Interpretation
Published: 07 August 2013
Interpretation (2013) 1 (1): SA21-SA34.
... (Nantuo Formation) and is uncomformably overlain by the Lower Cambrian (Qiongzhusi Formation) transgressive black shales (Figure  2 ). The Sinian System in the basin is divided into the Lower Sinian Doushantuo and the Upper Sinian Dengying formations (Figure  2 ) ( Wang et al., 2001 ; National...
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Journal Article
Journal: Interpretation
Published: 15 January 2018
Interpretation (2018) 6 (1): T191-T208.
... performed in two sites (Ebian and Yingchangpo, Figure  1b ). Particular attention was given to the most significant stratigraphic surfaces (e.g., the boundaries between Deng-2 and Deng-3 Members, between Deng-4 Member and Qiongzhusi Formation, and between Longwangmiao Formation and Gaotai Formation). We...
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Journal Article
Journal: Interpretation
Published: 16 November 2018
Interpretation (2018) 6 (4): SN153-SN168.
... the most sensitive elastic parameter data volume. According to the prediction template, we transformed the sensitive elastic parameter data volume to the TOC content volume. The rock-physics analysis indicates that the reservoir with a high TOC content in the Lower Silurian Longmaxi Formation (Fm...
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Journal Article
Published: 01 March 2014
Journal of Paleontology (2014) 88 (2): 385-394.
... were deposited, including the Shuijingtuo, middle-upper Niutitang, Qiongzhusi, Guojiaba, and Xiaoyanxi formations ( Peng and Babcock, 2001 ; Steiner et al., 2001 ). Figure 1 Geological map and stratigraphic column. 1 , geological map of the Yangtze Gorges and surrounding region, showing...
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Journal Article
Journal: Interpretation
Published: 30 March 2015
Interpretation (2015) 3 (2): SJ35-SJ47.
... and carbon isotopic compositions of the gases released by one-step vacuum crushing from nineteen samples of organic-rich Longmaxi Formation (Fm.) shale in Changning outcrop, Sichuan Basin, China, and we studied the main controls on gas chemistry of retained gas in the Longmaxi Shale. The results showed...
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Distribution forms of pyrobitumen (An) in the Cambrian and Silurian source ...
Published: 15 June 2019
Figure 10. Distribution forms of pyrobitumen (An) in the Cambrian and Silurian source rocks. (A) Silty carbonaceous shale, Anping1 well, Cambrian Qiongzhusi Formation, 5034.4 m (16,517 ft); An filled as aggregates and microgranular forms. (B) Black graptolite shale, Wei201 well, Silurian Longmaxi
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The location and stratigraphic column of the study area. (a) Geologic map o...
Published: 24 July 2018
Figure 1. The location and stratigraphic column of the study area. (a) Geologic map of the study area in South China (modified from Ma et al., 2007 ); well locations of the Qiongzhusi Formation (JinYe1) and Longmaxi Formation (JY1, YC6, YC7, and YC8) are marked by the red points and (b