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![Composite geochemical profile of the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span>. (A) Logging data ...]()
![Microphotographs showing the bioprecursors in the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span> sourc...]()
![Hydrocarbon generation characteristics for the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span> source r...]()
![Distribution and oil general properties of the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span> source r...]()
![Three models of hydrocarbon accumulation in the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span>. (A) Sh...]()
![A north-south–trending correlation profile of the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span>. The ...]()
![Spatial and temporal variations of proxies in the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span> in th...]()
![SEM image of the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span>.]()
![A northeast-trending correlation profile of the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span> in the ...]()
![Organic geochemistry results of the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span>. (A) Total organic ...]()
![Distribution of tricyclic terpanes of the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span> in the gentle...]()
![Photos depict volcanics in the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span>. (A) Core photo, X 76 We...]()
![Deposition model shows the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span>.]()
![Northwest-southeast transection of the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span> (Fm.), which cro...]()
![Atlas of microbial mats preserved in the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span> (well FN-1, 44...]()
![Model of depositional environments in the <span class="search-highlight">Fengcheng</span> <span class="search-highlight">Formation</span>, Mahu sag, Ju...]()
1-20 OF 128 RESULTS FOR
Fengcheng Formation
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Journal Article
Hydrocarbon generation and expulsion of the Fengcheng Formation in the Mahu sag, Junggar Basin, China: Implications for shale oil resource potential
Journal: Interpretation
Publisher: Society of Exploration Geophysicists
Published: 27 January 2023
Interpretation (2023) 11 (1): T145–T159.
...Yuping Wu; Chenglin Liu; Fujie Jiang; Tao Hu; Chenxi Zhang; Jiahao Lv; Meiling Hu; Renda Huang; Guanyun Wu; Rizwan Sarwar Awan Abstract The Permian source rocks in the Junggar Basin are widely developed, especially the Fengcheng Formation, which is the most significant source rock in the basin...
FIGURES
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Journal Article
Effects of diabase intrusions on surrounding clastic rock reservoir in early diagenetic stages: A case study of the Early Permian Fengcheng Formation in the Dabasong uplift, Junggar Basin
Journal: Interpretation
Publisher: Society of Exploration Geophysicists
Published: 07 October 2021
Interpretation (2021) 9 (4): T1157–T1165.
... of chemically deposited alkaline minerals such as calcite, dolomite, shortite, natural alkali, and northupite indicates an alkali lake sedimentary environment for the Fengcheng Formation. Primary alkaline minerals dissolved from the surrounding rocks were subsequently transported and precipitated to form...
FIGURES
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Journal Article
Oldest preserved sodium carbonate evaporite: Late Paleozoic Fengcheng Formation, Junggar Basin, NW China
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 01 December 2020
GSA Bulletin (2021) 133 (7-8): 1465–1482.
... Paleozoic occurrence was recently reported from the Fengcheng Formation in the northwestern Junggar Basin, NW China. However, its mineralogy, age, and geologic setting have been sparsely documented. To help establish a broader understanding of the formation of these important deposits, this paper presents...
FIGURES
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Journal Article
Depositional environments in an arid, closed basin and their implications for oil and gas exploration: The lower Permian Fengcheng Formation in the Junggar Basin, China
Journal: AAPG Bulletin
Publisher: American Association of Petroleum Geologists
Published: 15 September 2019
AAPG Bulletin (2019) 103 (9): 2073–2115.
...Kuanhong Yu; Yingchang Cao; Longwei Qiu; Peipei Sun ABSTRACT The Fengcheng Formation is a nonmarine, carbonate-dominated succession that formed under arid climatic conditions in a hydrologically closed basin. Two transects and two seismic profiles were examined, the characteristics...
FIGURES
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Image
Composite geochemical profile of the Fengcheng Formation. (A) Logging data ...
in The whole petroleum system with ordered coexistence of conventional and unconventional hydrocarbons: Case from the Junggar Basin, China
> AAPG Bulletin
Published: 01 July 2024
Figure 3. Composite geochemical profile of the Fengcheng Formation. (A) Logging data showing the general reservoir properties and contents of magnesium calcium carbonates and calcium carbonates based on the MY-1 well. (B) Organic geochemical data of total organic carbon ( TOC ), hydrogen index
Image
Microphotographs showing the bioprecursors in the Fengcheng Formation sourc...
in The whole petroleum system with ordered coexistence of conventional and unconventional hydrocarbons: Case from the Junggar Basin, China
> AAPG Bulletin
Published: 01 July 2024
Figure 4. Microphotographs showing the bioprecursors in the Fengcheng Formation source rocks. (A) Lamalginite in a mineral and bitumen matrix (FN8 well; 3595 m; under fluorescent light; magnification 50×). (B) Scanning electron microscopy (SEM) image shows the abundant cyanobacteria (Xia 76 well
Image
Hydrocarbon generation characteristics for the Fengcheng Formation source r...
in The whole petroleum system with ordered coexistence of conventional and unconventional hydrocarbons: Case from the Junggar Basin, China
> AAPG Bulletin
Published: 01 July 2024
Figure 5. Hydrocarbon generation characteristics for the Fengcheng Formation source rocks. (A) Organic geochemical profile. (B) Hydrocarbon generation model shows two peaks of oil generation. R o = vitrinite reflectance; TOC = total organic carbon.
Image
Distribution and oil general properties of the Fengcheng Formation source r...
in The whole petroleum system with ordered coexistence of conventional and unconventional hydrocarbons: Case from the Junggar Basin, China
> AAPG Bulletin
Published: 01 July 2024
Figure 6. Distribution and oil general properties of the Fengcheng Formation source rocks. (A) Thickness of the source rocks. (B) Total organic carbon ( TOC ) contents and maturity of the source rocks. It is shown that the depocenter of the Fengcheng Formation was located in the western Mahu sag
Image
Three models of hydrocarbon accumulation in the Fengcheng Formation. (A) Sh...
in The whole petroleum system with ordered coexistence of conventional and unconventional hydrocarbons: Case from the Junggar Basin, China
> AAPG Bulletin
Published: 01 July 2024
Figure 15. Three models of hydrocarbon accumulation in the Fengcheng Formation. (A) Shale oil accumulation within the source rocks acting as an efficient reservoir. (B) Accumulation of both tight oil and partly shale oil, indicating the presence of reservoirs adjacent to source rocks. (C
Image
A north-south–trending correlation profile of the Fengcheng Formation. The ...
in Controlling factors of high-quality hydrocarbon source rocks developed in lacustrine shallow-water zone of the Junggar Basin, northwestern China
> AAPG Bulletin
Published: 01 October 2021
Figure 5. A north-south–trending correlation profile of the Fengcheng Formation. The location of the wells is referred to in Figure 2B . Note the extreme thick strata and abundant thick-bedded evaporites present in the Fengcheng Formation of the lake center. Photography of cores displays
Image
Spatial and temporal variations of proxies in the Fengcheng Formation in th...
in Effects on global warming by microbial methanogenesis in alkaline lakes during the Late Paleozoic Ice Age (LPIA)
> Geology
Published: 27 July 2023
Figure 2. Spatial and temporal variations of proxies in the Fengcheng Formation in the study area. (A) Organic δ 13 C (δ 13 C org ), carbonate δ 13 C (δ 13 C carb ), 3β-methylhopane index (3β-MeHI), total S versus total organic C (TS/TOC) ratios, δ 34 S of decarbonated bulk rocks (δ 34 S bulk
Image
SEM image of the Fengcheng Formation.
in Effects of diabase intrusions on surrounding clastic rock reservoir in early diagenetic stages: A case study of the Early Permian Fengcheng Formation in the Dabasong uplift, Junggar Basin
> Interpretation
Published: 07 October 2021
Figure 5. SEM image of the Fengcheng Formation.
Image
A northeast-trending correlation profile of the Fengcheng Formation in the ...
in Controlling factors of high-quality hydrocarbon source rocks developed in lacustrine shallow-water zone of the Junggar Basin, northwestern China
> AAPG Bulletin
Published: 01 October 2021
Figure 4. A northeast-trending correlation profile of the Fengcheng Formation in the Urho-Xiazijie area. The location of the wells is referred to in Figure 2B . The three depositional zones are divided by normal faults (red lines and arrows). Note the wide scope of the gentle slope. Photographic
Image
Organic geochemistry results of the Fengcheng Formation. (A) Total organic ...
in Controlling factors of high-quality hydrocarbon source rocks developed in lacustrine shallow-water zone of the Junggar Basin, northwestern China
> AAPG Bulletin
Published: 01 October 2021
Figure 9. Organic geochemistry results of the Fengcheng Formation. (A) Total organic carbon ( TOC ) versus Rock-Eval generatable hydrocarbon ( S 2 ). (B) The maximum yield temperature ( T max ) versus hydrogen index ( HI ). (C) The TOC versus chloroform extracts. (D) Saturates/aromatics
Image
Distribution of tricyclic terpanes of the Fengcheng Formation in the gentle...
in Controlling factors of high-quality hydrocarbon source rocks developed in lacustrine shallow-water zone of the Junggar Basin, northwestern China
> AAPG Bulletin
Published: 01 October 2021
Figure 10. Distribution of tricyclic terpanes of the Fengcheng Formation in the gentle slope, steep slope, and center zones. C 24 Tet = C 24 tetracyclic terpane; F = Feng; FN = Fengnan.
Image
Photos depict volcanics in the Fengcheng Formation. (A) Core photo, X 76 We...
in Oldest preserved sodium carbonate evaporite: Late Paleozoic Fengcheng Formation, Junggar Basin, NW China
> GSA Bulletin
Published: 01 December 2020
Figure 3. Photos depict volcanics in the Fengcheng Formation. (A) Core photo, X 76 Well, 3455.50 m, ignimbrite, Member F 2–3 ; (B) core photo, X 76 Well, 3646.50 m, volcanic tuff, Member F 1 ; (C) thin section photo under plane-polarized light, X 76 Well, 3455.08, volcanic tuff, Member F 2–3 ; (D
Image
Deposition model shows the Fengcheng Formation.
in Oldest preserved sodium carbonate evaporite: Late Paleozoic Fengcheng Formation, Junggar Basin, NW China
> GSA Bulletin
Published: 01 December 2020
Figure 10. Deposition model shows the Fengcheng Formation.
Image
Northwest-southeast transection of the Fengcheng Formation (Fm.), which cro...
in Depositional environments in an arid, closed basin and their implications for oil and gas exploration: The lower Permian Fengcheng Formation in the Junggar Basin, China
> AAPG Bulletin
Published: 15 September 2019
Figure 4. Northwest-southeast transection of the Fengcheng Formation (Fm.), which crosses representative wells FN-7 and AK-1. The sedimentary thickness of bedded sodium carbonate successions increases to southeast, which can be easily identified from the true formation resistivity (RT
Image
Atlas of microbial mats preserved in the Fengcheng Formation (well FN-1, 44...
in Depositional environments in an arid, closed basin and their implications for oil and gas exploration: The lower Permian Fengcheng Formation in the Junggar Basin, China
> AAPG Bulletin
Published: 15 September 2019
Figure 21. Atlas of microbial mats preserved in the Fengcheng Formation (well FN-1, 4444.41 m [14,581.40 ft]). (A) Photomicrograph of microbial mats. Wavy laminated, continuous laminae alternating with discontinuous laminae, plane-polarized light. (B) Discontinuous laminae in dolomitic tuff
Image
Model of depositional environments in the Fengcheng Formation, Mahu sag, Ju...
in Depositional environments in an arid, closed basin and their implications for oil and gas exploration: The lower Permian Fengcheng Formation in the Junggar Basin, China
> AAPG Bulletin
Published: 15 September 2019
Figure 22. Model of depositional environments in the Fengcheng Formation, Mahu sag, Junggar Basin. (A) Three-dimensional model of environments when the Fengcheng Formation was deposited. (B) Basin structure and depositional environments in the north-northeast–south-southwest profile
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