2024 Vol. 42, No. 3
Display Method:
2024, 42(3): 1-4.
Abstract:
2024, 42(3): 723-737.
doi: 10.14027/j.issn.1000-0550.2023.107
Abstract:
Objective The Late Devonian Frasnian-Famennian （F-F） transition is a critical time interval in geological history. This period saw major simultaneous marine ecological system changes that led to one of the Big Five mass extinctions in the Phanerozo...
Objective The Late Devonian Frasnian-Famennian （F-F） transition is a critical time interval in geological history. This period saw major simultaneous marine ecological system changes that led to one of the Big Five mass extinctions in the Phanerozo...
2024, 42(3): 738-756.
doi: 10.14027/j.issn.1000-0550.2024.038
Abstract:
Objective Located at the southern margin of the Sichuan Basin, the Zhaotong Demonstration Area of northern Yunnan and Guizhou was relatively shallower and closer to the source area than the Changning-Weiyuan area in the basin during the Late Ordovi...
Objective Located at the southern margin of the Sichuan Basin, the Zhaotong Demonstration Area of northern Yunnan and Guizhou was relatively shallower and closer to the source area than the Changning-Weiyuan area in the basin during the Late Ordovi...
2024, 42(3): 757-773.
doi: 10.14027/j.issn.1000-0550.2023.115
Abstract:
Objective The Late Permian was a critical interval in geological history, with dramatic changes in tectonics, paleoclimate, paleo-oceanic environment, volcanic activities, and the biosphere. Reconstruction of the paleogeography, paleoclimate, and p...
Objective The Late Permian was a critical interval in geological history, with dramatic changes in tectonics, paleoclimate, paleo-oceanic environment, volcanic activities, and the biosphere. Reconstruction of the paleogeography, paleoclimate, and p...
2024, 42(3): 774-798.
doi: 10.14027/j.issn.1000-0550.2023.086
Abstract:
Objective The current focus of non-conventional petroleum theories is the accumulation mechanism of organic matter. One of the most commonly debated issues regards the main influences on organic matter enrichment previous studies lack analysis of t...
Objective The current focus of non-conventional petroleum theories is the accumulation mechanism of organic matter. One of the most commonly debated issues regards the main influences on organic matter enrichment previous studies lack analysis of t...
2024, 42(3): 799-811.
doi: 10.14027/j.issn.1000-0550.2024.019
Abstract:
Objective The organic-enriched black bedded cherts in the Kuhfeng Formation were deposited in the Lower Yangtze during the Middle Permian. The hydrothermal cherts may be the key part for the relationship analysis between chert deposits and the extr...
Objective The organic-enriched black bedded cherts in the Kuhfeng Formation were deposited in the Lower Yangtze during the Middle Permian. The hydrothermal cherts may be the key part for the relationship analysis between chert deposits and the extr...
2024, 42(3): 812-822.
doi: 10.14027/j.issn.1000-0550.2023.062
Abstract:
Objective Marine red beds are distributed across various stages in geological history, are often interpreted as products of special environments, and have attracted widespread attention. The Sowa Formation in the Jurassic Qiangtang Basin is a set o...
Objective Marine red beds are distributed across various stages in geological history, are often interpreted as products of special environments, and have attracted widespread attention. The Sowa Formation in the Jurassic Qiangtang Basin is a set o...
2024, 42(3): 823-838.
doi: 10.14027/j.issn.1000-0550.2023.106
Abstract:
Objective The Lower Cambrian organic-rich shale is an important marine shale exploration target in western Hubei and southern Guizhou. Understanding the chronostratigraphic relationships and their underlying causes of organic-rich shale intervals i...
Objective The Lower Cambrian organic-rich shale is an important marine shale exploration target in western Hubei and southern Guizhou. Understanding the chronostratigraphic relationships and their underlying causes of organic-rich shale intervals i...
2024, 42(3): 839-856.
doi: 10.14027/j.issn.1000-0550.2023.051
Abstract:
Objective The Permian Luhcaoao Formation in the Jimusaer Sag has developed a continental mixed sedimentary system. Insufficient research on the sedimentary microfacies types of mixed fine-grained rocks and the distribution pattern of sweet spots ha...
Objective The Permian Luhcaoao Formation in the Jimusaer Sag has developed a continental mixed sedimentary system. Insufficient research on the sedimentary microfacies types of mixed fine-grained rocks and the distribution pattern of sweet spots ha...
2024, 42(3): 857-876.
doi: 10.14027/j.issn.1000-0550.2023.128
Abstract:
Objective The genesis of dolomites is still controversy, and dolomite reservoirs play an important role in carbonate oil and gas exploration, whose reservoir properties （porosity and permeability） are largely influenced by the genesis types and tex...
Objective The genesis of dolomites is still controversy, and dolomite reservoirs play an important role in carbonate oil and gas exploration, whose reservoir properties （porosity and permeability） are largely influenced by the genesis types and tex...
2024, 42(3): 877-891.
doi: 10.14027/j.issn.1000-0550.2023.074
Abstract:
Objective A Sinian-Cambrian parallel unconformity has been widely developed in the Aksu area of the northwestern Tarim Basin, and controversy remains over its formation mechanism. Methods Based on sedimentological research, the genesis of the a...
Objective A Sinian-Cambrian parallel unconformity has been widely developed in the Aksu area of the northwestern Tarim Basin, and controversy remains over its formation mechanism. Methods Based on sedimentological research, the genesis of the a...
2024, 42(3): 892-911.
doi: 10.14027/j.issn.1000-0550.2023.101
Abstract:
Objective The Great Ordovician Biodiversification Event （GOE） is the result of the interaction between marine environments and organisms. The analyses of sedimentary facies and depositional sequences of the Ordovician carbonate platform can reveal ...
Objective The Great Ordovician Biodiversification Event （GOE） is the result of the interaction between marine environments and organisms. The analyses of sedimentary facies and depositional sequences of the Ordovician carbonate platform can reveal ...
2024, 42(3): 912-927.
doi: 10.14027/j.issn.1000-0550.2024.061
Abstract:
Objective Rare earth elements （REE） in crude oil contain valuable geochemical information and are widely used in oil-oil （source） comparisons and sedimentary environment reconstructions. However, the effect of biodegradation on REE concentrations a...
Objective Rare earth elements （REE） in crude oil contain valuable geochemical information and are widely used in oil-oil （source） comparisons and sedimentary environment reconstructions. However, the effect of biodegradation on REE concentrations a...
2024, 42(3): 928-943.
doi: 10.14027/j.issn.1000-0550.2023.135
Abstract:
Objective The dispute in the paleogeographic pattern of the carbonate platform and distribution of reservoir facies during the deposition of the Dengying Formation in the middle-upper area, hinders the expansion of the exploration domain from the M...
Objective The dispute in the paleogeographic pattern of the carbonate platform and distribution of reservoir facies during the deposition of the Dengying Formation in the middle-upper area, hinders the expansion of the exploration domain from the M...
2024, 42(3): 944-955.
doi: 10.14027/j.issn.1000-0550.2022.104
Abstract:
Objective To investigate the hadal sediments main type, geochemical characteristics and formation in the Challenger Deep of the southern Mariana Trench, Methods the mineralogical and geochemical analysis were uesd to study the sediments and alt...
Objective To investigate the hadal sediments main type, geochemical characteristics and formation in the Challenger Deep of the southern Mariana Trench, Methods the mineralogical and geochemical analysis were uesd to study the sediments and alt...
2024, 42(3): 956-969.
doi: 10.14027/j.issn.1000-0550.2023.028
Abstract:
Objective This study examined the ecological and hydrological variability and regime shift during the Medieval Climate Anomaly （MCA） and Little Ice Age （LIA） in the middle reaches of the Yangtze River. This region is climatically governed by the As...
Objective This study examined the ecological and hydrological variability and regime shift during the Medieval Climate Anomaly （MCA） and Little Ice Age （LIA） in the middle reaches of the Yangtze River. This region is climatically governed by the As...
2024, 42(3): 970-980.
doi: 10.14027/j.issn.1000-0550.2022.068
Abstract:
Objective Global warming may increase the risk of expansion of karst rock desertification （KRD） in Southwest（SW） China, where karst landscapes are widespread, so it is important to reconstruct the evolution of KRD in this region. Methods In thi...
Objective Global warming may increase the risk of expansion of karst rock desertification （KRD） in Southwest（SW） China, where karst landscapes are widespread, so it is important to reconstruct the evolution of KRD in this region. Methods In thi...
2024, 42(3): 981-993.
doi: 10.14027/j.issn.1000-0550.2023.061
Abstract:
Objective We aimed to study the evolution of river patterns in the distributive fluvial system, establish a database of corresponding parameters, and provide a data basis for predicting the distribution of sedimentary systems within the forecast ba...
Objective We aimed to study the evolution of river patterns in the distributive fluvial system, establish a database of corresponding parameters, and provide a data basis for predicting the distribution of sedimentary systems within the forecast ba...
2024, 42(3): 994-1002.
doi: 10.14027/j.issn.1000-0550.2022.074
Abstract:
Objective There are many meandering river depositional models in the lower Minghuazhen Formation in L oilfield. Their sedimentary models and evolutionary laws are not yet clear. Methods The meandering river characteristics and their paleogeolog...
Objective There are many meandering river depositional models in the lower Minghuazhen Formation in L oilfield. Their sedimentary models and evolutionary laws are not yet clear. Methods The meandering river characteristics and their paleogeolog...
2024, 42(3): 1003-1015.
doi: 10.14027/j.issn.1000-0550.2022.079
Abstract:
Objective The Jurassic was a period of typical fluctuating greenhouse climate that resulted in the deposition of sediments in terrestrial basins. In China, a number of large terrestrial basins were formed during the Jurassic, and the discrepancies ...
Objective The Jurassic was a period of typical fluctuating greenhouse climate that resulted in the deposition of sediments in terrestrial basins. In China, a number of large terrestrial basins were formed during the Jurassic, and the discrepancies ...
2024, 42(3): 1016-1031.
doi: 10.14027/j.issn.1000-0550.2023.052
Abstract:
Objective We attempted to determine the cause of the large difference in paleoenvironment characte⁃ristics during the Jurassic Da'anzhai period and the unclear distribution law of the shale source and reservoir in the Sichuan Basin. Methods Bas...
Objective We attempted to determine the cause of the large difference in paleoenvironment characte⁃ristics during the Jurassic Da'anzhai period and the unclear distribution law of the shale source and reservoir in the Sichuan Basin. Methods Bas...
2024, 42(3): 1032-1046.
doi: 10.14027/j.issn.1000-0550.2022.089
Abstract:
Objective To solve the problems such as unclear lithological variations of the Feixianguan Formation on the western side of the marine trough's southern segment and within the plateau interior of the eastern part of the Sichuan Basin, Methods t...
Objective To solve the problems such as unclear lithological variations of the Feixianguan Formation on the western side of the marine trough's southern segment and within the plateau interior of the eastern part of the Sichuan Basin, Methods t...
2024, 42(3): 1047-1057.
doi: 10.14027/j.issn.1000-0550.2022.078
Abstract:
Objective To analyze the pore fractal characteristics and interference factors from the coal measure shale of the Taiyuan Formation in the northern Qinshui Basin. Methods Total organic carbon （TOC） content, maturity, X-ray diffraction, and low-...
Objective To analyze the pore fractal characteristics and interference factors from the coal measure shale of the Taiyuan Formation in the northern Qinshui Basin. Methods Total organic carbon （TOC） content, maturity, X-ray diffraction, and low-...
2024, 42(3): 1058-1072.
doi: 10.14027/j.issn.1000-0550.2022.087
Abstract:
Objective As an important type of coarse-grained sedimentary system and oil and gas reservoir in faulted basins, fan delta and slump fan complex deposition has been the hot topic of research on lacustrine sedimentary and reservoir formation, such a...
Objective As an important type of coarse-grained sedimentary system and oil and gas reservoir in faulted basins, fan delta and slump fan complex deposition has been the hot topic of research on lacustrine sedimentary and reservoir formation, such a...
2024, 42(3): 1073-1091.
doi: 10.14027/j.issn.1000-0550.2022.091
Abstract:
Objective The Lower Cambrian Shuijingtuo Formation black shale is an important source rock and shale gas exploration target in the Sichuan Basin. However, the enrichment mechanism of organic matter in this series of black shale is still unclear. ...
Objective The Lower Cambrian Shuijingtuo Formation black shale is an important source rock and shale gas exploration target in the Sichuan Basin. However, the enrichment mechanism of organic matter in this series of black shale is still unclear. ...
2024, 42(3): 1092-1106.
doi: 10.14027/j.issn.1000-0550.2024.013
Abstract:
Objective Both γ-carotane and β-carotane are carotenoid-derived alkanes, which are widely distributed in sediments and crude oil, but carotenoid-derived alkanes with low carbon number are rare in the study of source rocks. This study explored the s...
Objective Both γ-carotane and β-carotane are carotenoid-derived alkanes, which are widely distributed in sediments and crude oil, but carotenoid-derived alkanes with low carbon number are rare in the study of source rocks. This study explored the s...
