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Global Geology 2019, 22(2) 133-140 DOI:
10.3969/j.issn.1673-9736.2019.02.09 ISSN: 1673-9736 CN: 22-1371/P |
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Applications of gravity data in identification of faults and tectonic boundaries of a working area in Inner Mongolia |
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ZOU Bolun, LI Tonglin, WU Yangang, WU Heyu, SHI Jiaqiang, LIN Baoze |
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College of Geo-Exploration Science and Technology, Jilin University, Changchun 130026, China |
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In order to determine the tectonic framework of the Late Paleozoic sedimentary basin of the studied area in Inner Mongolia, horizontal derivative, vertical derivative, total gradient modulus, tilt angle, and Euler deconvolution methods were used to process the high-precision gravity data. Four major faults and six secondary faults have been identified according to the horizontal fault position information provided by the first four methods, and the fault depth information were obtained using the Euler deconvolution method. The interpreted faults were identified as the main basin-controlling structures in the study area, which was helpful for deepening the understanding of the basin's structure, as well as providing important references for delineating hidden polymetallic ore veins. |
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gravity
Euler deconvolution
tectonic boundaries
identification
Inner Mongolia
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Applications of gravity data in identification of faults and tectonic boundaries of a working area in Inner Mongolia |
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|
ZOU Bolun, LI Tonglin, WU Yangang, WU Heyu, SHI Jiaqiang, LIN Baoze |
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|
College of Geo-Exploration Science and Technology, Jilin University, Changchun 130026, China |
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|
Abstract:
In order to determine the tectonic framework of the Late Paleozoic sedimentary basin of the studied area in Inner Mongolia, horizontal derivative, vertical derivative, total gradient modulus, tilt angle, and Euler deconvolution methods were used to process the high-precision gravity data. Four major faults and six secondary faults have been identified according to the horizontal fault position information provided by the first four methods, and the fault depth information were obtained using the Euler deconvolution method. The interpreted faults were identified as the main basin-controlling structures in the study area, which was helpful for deepening the understanding of the basin's structure, as well as providing important references for delineating hidden polymetallic ore veins. |
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Keywords:
gravity
Euler deconvolution
tectonic boundaries
identification
Inner Mongolia
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�ո����� 2019-03-05 ������ 2019-03-25 ����淢������ |
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DOI: 10.3969/j.issn.1673-9736.2019.02.09 |
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