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2018 Vol. 36, No. 1

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The Evidence of Hydrothermal Activity and Its Significance of Permian-Triassic Strata, Eastern Longgang Area, Northeastern Sichuan Basin
JIANG YuQiang, GU YiFan, LIU Jun, DENG JiGang, ZHANG JieWei, ZHANG Hang, XU YanXia
2018, 36(1): 1-11. doi: 10.3969/j.issn.1000-0550.2018.002
Abstract:
Based on the analysis of petrology of Changxing Formation-Feixianguan Formation in eastern Longgang Area, NE Sichuan Basin, combing with analytical method such as rare earth elements(REE), fluid-inclusions and laser Laman, it is illustrated that ther...
A Method for Quantitative Characterization of Gravel Orientation and Its Application
HUANG YuanGuang, ZHU RUI, ZHANG ChangMin, QU JianHua, DING Yun, HU Hui, TANG Yong, AN ZhiYuan
2018, 36(1): 12-19. doi: 10.3969/j.issn.1000-0550.2018.004
Abstract:
Gravel orientation can be used to judge the environment of coarse grain deposits. On the basis of the analysis and measurement of the gravel image from the core image, using the parameters a and parameters σ to determine the grading orientation and q...
Sedimentary Tectonic Evolution and Uranium Mineralization of Post Late Cretaceous in Shaogen Area of Lujiapu Sag, Kailu Basin
WU ZhaoJian, HAN XiaoZhong, HU Hang
2018, 36(1): 20-32. doi: 10.3969/j.issn.1000-0550.2018.005
Abstract:
As one of the major coal and uranium bearing basins in Northern China, Kailu Basin, which locates in the southwest of Songliao Basin, has always been an emphasis area for uranium exploration. Based on a large number of gamma anomalies found in the co...
Pyrites in the Plant Fossils from the Ningming Formation, Guangxi, and Their Depositional Significance
MA FuJun, WU YuanXin, LIU Song, SUN BaiNian, YAN DeiFei, ZHANG FengTai, WANG QiuJun
2018, 36(1): 33-41. doi: 10.3969/j.issn.1000-0550.2018.006
Abstract:
The study of pyrites preserved in fossils can provide useful information on the process of organic fossilization and the depositional microcondition of these fossils. Using the light and scanning electron microscopes, we observed pyritization tissues...
Provenance Analysis for the Clastic Rocks in Tangjiawu Formation, South Anhui: Constraints from Detrital Zircon Ages and Geochemistry Characteristics
YANG Mei, HONG TianQiu, XU JinLong, LI XiuCai, LUO Lei
2018, 36(1): 42-56. doi: 10.3969/j.issn.1000-0550.2018.007
Abstract:
Provenance and sedimentary age are still debated about Tangjiawu Formation from the South Anhui.The study focused on the petrography, geochemical features and detrital zircon ages of the sandstones in the Tangjiawu Formation. The sandstones, which ar...
Study on Characteristics and Geneses of Algal Dolostone of the Upper Sinian Dengying Formation in the Hanyuan-Ebian Area of Sichuan Province, China
LIN XiaoXian, PENG Jun, HOU ZhongJian, HAN HaoDong, LI XuJie, MA ChunJiang
2018, 36(1): 57-71. doi: 10.3969/j.issn.1000-0550.2018.008
Abstract:
Based on the macroscopic characteristics of profile, petrology and original structures, the microscopic characteristics of morphology and original textures of dolomite and microbial fossils and the corresponding geochemical characteristics, this pape...
3D Digital Outcrop Characterization Technology based on Unmanned Aerial Vehicle Oblique Photography
YIN SenLin, CHEN GongYang, LIU ZhaoLiang, FENG Wei, LIU Yan
2018, 36(1): 72-80. doi: 10.3969/j.issn.1000-0550.2018.009
Abstract:
With the fine and complicate target of geological study, the scale of the geological body characterization is smaller and more difficult. Reservoir distribution patterns and the existing prediction methods need to be improved. This paper reviews the ...
Discussion on Evolution of Bar in Sandy Braided River: Insights from sediment numerical simulation and modern bar
ZHANG Ke, WU ShengHe, FENG WenJie, ZHENG DingYe, YU Chen, LIU ZhaoWei
2018, 36(1): 81-91. doi: 10.3969/j.issn.1000-0550.2018.010
Abstract:
The sandy braided rivers are widely distributed in the continental facies basin and the bar is important as a sedimentary unit. Domestic and overseas scholars have done researches based on the reservoirs, outcrop and modern sediments. However, no pat...
Application from Combination of Slope Geometries and Shelf-Edge Trajectories to Find Large-Scale, Sand-Rich Deepwater Fan
CHEN Liang, YU Shui, HU XiaoLin, ZHAO HongYan, CHEN YuHang, ZHAO QianHui
2018, 36(1): 92-100. doi: 10.3969/j.issn.1000-0550.2018.011
Abstract:
In overseas selection stage, extremely low exploration degree and poor data of basin lead to work hard to carry out regular deepwater sedimentary analysis. Slope geometries and shelf-edge trajectories have abundant geological information. In this pap...
The Depositional Diversity between Platform Margin and Platform Interior on the Late Ordovician Carbonate Rimmed-platform of Tazhong Area: A case study of qualitative and quantitative integrated microfacies analysis
FU KunRong, HUANG LiLi, ZHU Yi, FENG XiangYiLan, ZHANG Qiao, GUAN XiaoLi, GAO Da
2018, 36(1): 101-109. doi: 10.3969/j.issn.1000-0550.2018.012
Abstract:
In order to reveal the deposition diversity between platform margin and platform interior on the Late Ordovician carbonate rimmed platform of Tazhong area, we made an integrated microfacies analysis from both qualitative and quantitative aspects by u...
Research based on Isochronous Surface about Shallow-water Deltas and Fluvial Sedimentary System: A case from Duo1 Member of Paleogene in Huangjue Area, Gaoyou Sag
LI Wei, ZHU XiaoMin, CHEN Gang, MA YingJun
2018, 36(1): 110-119. doi: 10.3969/j.issn.1000-0550.2018.013
Abstract:
Gaoyou Sag, located in the south of Subei Basin, is a faulted lacustrine basin developed during the end of Late Cretaceous and Huangjue area is in the southwest part of Gaoyou Sag. Paleogene strata consisted of Funing Formation, Dainan Formation, San...
Depositional Characteristics and Formation Mechanisms of Contour Current in South Dongsha Uplift during the Quaternary
JIANG Ning, HE Min, LIU Jun, PANG Xiong, ZHANG XiangTao, XUE HuaiYan
2018, 36(1): 120-131. doi: 10.3969/j.issn.1000-0550.2018.014
Abstract:
The continent slope of the South Dongsha Uplift of the Pearl River Mouth Basin (water depth is between 900 m~2 600 m) with series of contourite developed exist prominent water exchange between South China Sea and Western North Pacific, but the resear...
Eocene Pinghu Formation-Oligocene Huagang Formation Sequence Stratigraphy and Depositional Model of Xihu Sag in East China Sea Basin
ZHOU RuiQi, FU Heng, XU GuoSheng, MIAO Qing, FU ZhenQun
2018, 36(1): 132-141. doi: 10.3969/j.issn.1000-0550.2018.015
Abstract:
East China Sea basin is located in the eastern edge of the Eurasian plate, which is the margin rift basin by the strike-slip pulling of residual Diaoyu Island arc. Xihu Sag is the largest of all the tectonic units in the study area. Yuquan movement o...
Provenance Analysis of Permain Shan1 and He 8 Formation in Permian in Southwest Ordos Basin
LIANG Fei, HUANG WenHui, NIU Jun
2018, 36(1): 142-153. doi: 10.3969/j.issn.1000-0550.2018.016
Abstract:
Since there are little provenance documents about Permian of southwest Ordos Basin, this paper focuses on the provenance analysis of Permain Shan 1 and He 8 Formation in Permian to figure out provenance of the two formations and whether there are dif...
Large Reservoirs Development Condition and Characteristics of the Second Member of Liushagang Formation in the Southern Steep Slope Zone, Wushi Depression
LUO Wei, ZHANG DaoJun, LIU XinYu, HU WenYan, SHI DeFeng, WU ShiJiu
2018, 36(1): 154-165. doi: 10.3969/j.issn.1000-0550.2018.017
Abstract:
Comprehensive analysis of drilling, palaeontology, seismic, sections and other data, the large reservoirs development conditions, types, characteristics and the favorable exploration directions of the southern steep slope zone in Wushi depression was...
Diversity of the Triassic Chang 81 Low Permeability Reservoirs in Jiyuan and Xifeng Area, Ordos Basin
LI ShuTong, SHI ZiWei, MOU WeiWei, LUO AnXiang, WANG Qi, DENG XiuQin, ZHANG WenXuan, LI Yang, YAN CanCan
2018, 36(1): 166-175. doi: 10.3969/j.issn.1000-0550.2018.018
Abstract:
Using the data of drilling cores, thin sections and well loggings, focused on the reservoir characteristics and pore evolution, this paper gives a comparative analysis about the diversity of the Triassic Chang 81 low permeability reservoirs in Jiyuan...
Deep Reservoir Pore Evolution Model of a Geological Process from Burial Compaction to Lateral Extrusion
GAO ZhiYong, MA JianYing, CUI JingGang, FENG JiaRui, ZHOU ChuanMin, WU Hao
2018, 36(1): 176-187. doi: 10.3969/j.issn.1000-0550.2018.019
Abstract:
Early shallow burial for a long time, the late quickly buried deep and lateral extrusion in western foreland basin are common geological evolution process in China. Affected by such geological evolution process, a high-quality reservoir can be formed...
The Key Technique Research and Application of “Sweet Spots” Prediction in the Xihu Depression of Low Permeability and Porosity Reservoir: A case study from the Huangyan-A Gas Field
CAO Bing, QIN DeWen, CHEN JianFa
2018, 36(1): 188-197. doi: 10.3969/j.issn.1000-0550.2018.020
Abstract:
Xihu sag has the characteristics of deep burial depth, low porosity and permeability, Reservoir cannot be produced at economic flow rates without assistance from reservoir reconstruction, and the prediction of "sweet spot" reservoir distribution is t...
Application of Well Controlled Principal Component Analysis in Reservoir Prediction
GAO Bin, WANG ZhiKun, FU XingShen, HUO LiLi, DUAN Bin, PAN YiHong
2018, 36(1): 198-205. doi: 10.3969/j.issn.1000-0550.2018.021
Abstract:
The igneous rock of shallow layer developed in NanPu Depression has many types and strong heterogeneity laterally and vertically present, which are difficult to describe the spatial distribution of igneous rocks and sandstone reservoirs. As the ident...
Geochemical Characterization of Alteration of Saturate Fractions by Water Flooding
CHANG XiangChun, LIANG JiXue, CUI Jing, WANG Tao
2018, 36(1): 206-214. doi: 10.3969/j.issn.1000-0550.2018.022
Abstract:
Based on the GC and GC-MS analysis, modification of saturate fractions in waterflooded oils from Qu9 reservoir was dynamically investigated. The results indicate that with the advance of waterflooding, saturates characterize obvious alterations durin...