Citation: | WANG Guo-can, ZHAO Xuan, CHEN Chao, CHEN Yue, JI Jun-liang, WANG An, CAO Kai. EXPLORATION OF GEOLOGICAL MAPPING METHODS ON COVERED AREA OF FAULTED BASIN IN THE NORTHWEST CHINA: A MAPPING PRACTICE IN THE BARKOL BASIN, XINJIANG[J]. Journal of Geomechanics, 2016, 22(4): 809-821. |
The geological texture of bedrock surface and overburden cover, and the basin-mountain coupling relationship are the key and difficult points in the regional geological survey of the covered areas of faulted-basin in the western China. In this paper we sorted out the mapping target and mapping contents to the covered region of faulted-basin based on the geological mapping practice in the Barkol basin, emphasized that the geological survey in the covered region must be aimed to solve the key geological problems and combination of surface geological survey, geophysical exploration and drilling verification, and determined the general mapping technical route and the combination of mapping methods. As an example, this paper also systematically introduced the mapping methods in the Barkol faulted-basin, including determining mapping targets and contents, optimizing geophysical exploration methods, and laying out drilling work.
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Technology roadmap of geological investigation in the covered area
Disposition of drill holes in the work area
Geological maps of bedrock surface in covered region of Barkol faulted-basin