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Marmar Mabrouk, Andreja Jonoski, Gualbert H. P. Oude Essink and Stefan Uhlenbrook
The Nile Delta Aquifer (NDA) is threatened by salt water intrusion (SWI). This article demonstrates an approach for identifying critical salinity concentration zones using a three-dimensional (3D) variable-density groundwater flow model in the NDA. An in...
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Boyuan Zhu, Jianghui Meng, Chen Song, Renfang Pan, Zhengping Zhu and Jineng Jin
The structural evolution and sedimentary differentiation of the Sichuan Basin in China are complex, with intricate reservoir pore structures that significantly impact shale gas production. This study examines the complexity and heterogeneity of the micro...
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Yanan Wang, Xiulei Cheng, Kai Fan, Zhipeng Huo and Lin Wei
The organic-rich shale of the Permian Taiyuan Formation (TYF) and Shanxi Formation (SXF) in the Southern North China Basin (SNCB) is considered a potential shale gas source. The shale was formed in a marine-continental transitional sedimentary environmen...
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Sile Wei, Mingyi Hu, Sheng He, Wei Yang, Qing He, Quansheng Cai and Ping Li
The vertical geochemical variations in total organic carbon (TOC) content and major and trace elements of the Lower Cambrian Shuijingtuo Formation from the Yichang Slope in the Upper Yangtze were investigated to assess the environmental conditions (redox...
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Yanan Miao, Pengfei Wang, Xin Li, Haiping Huang, Can Jin and Wei Gao
Shale gas production is obviously higher within the Silurian Longmaxi Formation than that of the Cambrian Niutitang Formation according to the drilling test results in the northwest Hunan area. To clarify the reasons behind this variation, core samples f...
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Xingyi Wang, Xin Chang, Yun Jiang, Yintong Guo and Kai Wei
After hydraulic fracturing, the geometric characteristics of rock morphology is a crucial means for evaluating the effectiveness of fracture stimulation in enhancing production. In order to quantitatively analyze the surface undulations of marine and con...
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Yiqing Wang, Yaohui Xu, Junping Huang, Jianglong Shi, Heng Zhao, Qingtao Wang and Qiang Meng
The hydrocarbon source rocks of the marine carbonates of the Ordovician Majiagou Formation in the Ordos Basin are generally in the high-overmature stage and are, therefore, not suitable for hydrocarbon thermal simulation experiments. Their hydrocarbon ge...
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Manting Zhang, Mingyi Hu, Sile Wei, Quansheng Cai, Wei Fu, Fang Shi, Lei Zhang and Haiyan Ding
The Upper Permian Longtan Shale is a significant reservoir in western Guizhou. To clarify the main factors controlling the low-mature marine?continental transitional shale pore development in western Guizhou, pore types were classified with scanning elec...
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Zhongrong Qiu, Chunhui Tao, Weilin Ma, Ágata Alveirinho Dias, Siyi Hu, Yuexiao Shao, Kehong Yang and Weiyan Zhang
The geochemistry and mineralogy of sediments provide relevant information for the understanding of the origin and metallogenic mechanism of ferromanganese nodules and crusts. At present, there are still few studies on the sediment origin of the Clarion?C...
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Abdul Ghaffar Fazal, Muhammad Umar, Faisal Shah, Muhammad Armaghan Faisal Miraj, Hammad Tariq Janjuhah, George Kontakiotis and Abdul Khaliq Jan
The geochemical investigation of shales from the Early to Middle Cretaceous Chichali Formation in the Hazara Basin was conducted to determine the origin, tectonic setting and evolution, paleo-weathering conditions, and paleo-oceanographic reconstruction....
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