2015 Vol. 40, No. 9
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2015, 40(9): 1441-1457.
doi: 10.3799/dqkx.2015.131
Abstract:
Understanding about genesis of the Early Permian basic-ultrabasic rocks in the northern margin of North China craton are varied, with one of the influential viewpoints suggesting that they are related with activities of "Andes-type continental margin...
Understanding about genesis of the Early Permian basic-ultrabasic rocks in the northern margin of North China craton are varied, with one of the influential viewpoints suggesting that they are related with activities of "Andes-type continental margin...
2015, 40(9): 1458-1479.
doi: 10.3799/dqkx.2015.132
Abstract:
The Qinzhou Bay-Hangzhou Bay suture zone is an important porphyry copper metallogenic belt in southern China. Previous studies suggest that the ages of regional diagenesis and mineralization are mainly concentrated in the Late-Middle Jurassic (180-15...
The Qinzhou Bay-Hangzhou Bay suture zone is an important porphyry copper metallogenic belt in southern China. Previous studies suggest that the ages of regional diagenesis and mineralization are mainly concentrated in the Late-Middle Jurassic (180-15...
2015, 40(9): 1480-1496.
doi: 10.3799/dqkx.2015.133
Abstract:
Fine mudstone can record and reflect geological aspects of source and sedimentary area. A set of lacustrine dolomite-bearing mudstones is developed in Lower Shahejie Formation of Tanggu area. To understand its tectonic setting, depositional setting, ...
Fine mudstone can record and reflect geological aspects of source and sedimentary area. A set of lacustrine dolomite-bearing mudstones is developed in Lower Shahejie Formation of Tanggu area. To understand its tectonic setting, depositional setting, ...
2015, 40(9): 1497-1504.
doi: 10.3799/dqkx.2015.134
Abstract:
The influence of Hainan Island has been ignored in the previous researches of sediment provenance in the continental shelf of the northern South China Sea. Therefore, the sediment provenances on the basis of lithology, grain-size, AMS14C dating, clay...
The influence of Hainan Island has been ignored in the previous researches of sediment provenance in the continental shelf of the northern South China Sea. Therefore, the sediment provenances on the basis of lithology, grain-size, AMS14C dating, clay...
2015, 40(9): 1505-1516.
doi: 10.3799/dqkx.2015.135
Abstract:
There are folds and thrust faults in Mesozoic strata in the northern continental margin of the South China Sea, however, their geneses are still in controversy. In this study, 2D seismic profiles in the southeast region of the Pearl River Mouth basin...
There are folds and thrust faults in Mesozoic strata in the northern continental margin of the South China Sea, however, their geneses are still in controversy. In this study, 2D seismic profiles in the southeast region of the Pearl River Mouth basin...
2015, 40(9): 1517-1528.
doi: 10.3799/dqkx.2015.136
Abstract:
As to the Yinggehai basin, there is much room for further studies on the following issues including the distribution of abnormal pressure, the interaction of fluid and rock under the condition of abnormal pressure and the effect on diagenetic evoluti...
As to the Yinggehai basin, there is much room for further studies on the following issues including the distribution of abnormal pressure, the interaction of fluid and rock under the condition of abnormal pressure and the effect on diagenetic evoluti...
2015, 40(9): 1529-1537.
doi: 10.3799/dqkx.2015.137
Abstract:
There is significant relationship among deep paleo-fluid flows and modification of carbonate reservoirs and hydrocarbon migration and accumulation. In this study, 11 samples of the Ordovician in Guchengxu uplift have been employed to make diagenetic ...
There is significant relationship among deep paleo-fluid flows and modification of carbonate reservoirs and hydrocarbon migration and accumulation. In this study, 11 samples of the Ordovician in Guchengxu uplift have been employed to make diagenetic ...
2015, 40(9): 1538-1548.
doi: 10.3799/dqkx.2015.138
Abstract:
Tight sandstone gas of the Lower Jurassic is widely developed in Dibei area in the Kuqa depression. Therefore, the research of its enriched mechanism is of great significance. The data of the cores, rock slice, laser confocal scanning, displacement p...
Tight sandstone gas of the Lower Jurassic is widely developed in Dibei area in the Kuqa depression. Therefore, the research of its enriched mechanism is of great significance. The data of the cores, rock slice, laser confocal scanning, displacement p...
2015, 40(9): 1549-1555.
doi: 10.3799/dqkx.2015.139
Abstract:
The area from Di'nan arch to Fubei slope is located in the east of the Junggar basin which includes several old apophysis and is favorable to capture hydrocarbon since there are several hydrocarbon depressions with mudstone and coals of Jurassic, whi...
The area from Di'nan arch to Fubei slope is located in the east of the Junggar basin which includes several old apophysis and is favorable to capture hydrocarbon since there are several hydrocarbon depressions with mudstone and coals of Jurassic, whi...
2015, 40(9): 1556-1565.
doi: 10.3799/dqkx.2015.140
Abstract:
Structures in the crust and uppermost mantle beneath western Junggar and its surroundings, the key to better understanding of the tectonic evolution of the Junggar basin, are studied in this paper. Firstly, the Bouguer gravity anomaly is calculated f...
Structures in the crust and uppermost mantle beneath western Junggar and its surroundings, the key to better understanding of the tectonic evolution of the Junggar basin, are studied in this paper. Firstly, the Bouguer gravity anomaly is calculated f...
2015, 40(9): 1566-1575.
doi: 10.3799/dqkx.2015.141
Abstract:
In order to investigate the material migration of crust and mantle after the formation of large impact basins, a study on the undulation of crust-mantle interface, using new lunar gravity data is carried out. This has an important significance for th...
In order to investigate the material migration of crust and mantle after the formation of large impact basins, a study on the undulation of crust-mantle interface, using new lunar gravity data is carried out. This has an important significance for th...
2015, 40(9): 1576-1584.
doi: 10.3799/dqkx.2015.142
Abstract:
High temperature geothermal system contains plenty of geothermal resources. In order to further understand the high temperature geothermal system, taking the Rehai geothermal field of Tengchong as a typical study area and the geochemical compositions...
High temperature geothermal system contains plenty of geothermal resources. In order to further understand the high temperature geothermal system, taking the Rehai geothermal field of Tengchong as a typical study area and the geochemical compositions...
2015, 40(9): 1585-1597.
doi: 10.3799/dqkx.2015.143
Abstract:
In order to explore the relationship between the geological settings and the development of the slides, and mechanisms of landslides induced by evolution of the Yellow River terrace in Lanzhou, the development phase characters of the Yellow River val...
In order to explore the relationship between the geological settings and the development of the slides, and mechanisms of landslides induced by evolution of the Yellow River terrace in Lanzhou, the development phase characters of the Yellow River val...
2015, 40(9): 1598-1606.
doi: 10.3799/dqkx.2015.144
Abstract:
It's a top priority to estimate risk of landslides for landslide disaster prevention and disaster reduction. In this paper, taking Xiaojiang ravine, a frequent debris flow occurring area as the study area, a classification assessment system of landsl...
It's a top priority to estimate risk of landslides for landslide disaster prevention and disaster reduction. In this paper, taking Xiaojiang ravine, a frequent debris flow occurring area as the study area, a classification assessment system of landsl...