康健, 段莉莉, 杨金山, 王春, 赵斌, 刘双. 高密度电法在火山熔岩台地地质调查中的探讨[J]. 华北地震科学, 2008, 26(4): 31-35.
引用本文: 康健, 段莉莉, 杨金山, 王春, 赵斌, 刘双. 高密度电法在火山熔岩台地地质调查中的探讨[J]. 华北地震科学, 2008, 26(4): 31-35.
KANG Jian, DUAN Li-li, YANG Jin-shan, WANG Chun, ZHAO Bin, LIU Shuang. DISCUSSION ON THE APPLICATION OF HIGH DENSITY RESISTIVITY METHOD IN GEOLOGICAL SURVEY ON LAVA PLATFORM[J]. North China Earthquake Sciences, 2008, 26(4): 31-35.
Citation: KANG Jian, DUAN Li-li, YANG Jin-shan, WANG Chun, ZHAO Bin, LIU Shuang. DISCUSSION ON THE APPLICATION OF HIGH DENSITY RESISTIVITY METHOD IN GEOLOGICAL SURVEY ON LAVA PLATFORM[J]. North China Earthquake Sciences, 2008, 26(4): 31-35.

高密度电法在火山熔岩台地地质调查中的探讨

DISCUSSION ON THE APPLICATION OF HIGH DENSITY RESISTIVITY METHOD IN GEOLOGICAL SURVEY ON LAVA PLATFORM

  • 摘要: 五大连池火山群,位于大兴安岭隆起、小兴安岭隆起、松辽坳陷所构成的三角区域。三角区域的边缘由三条断裂所围限,即西侧为北北东向的嫩江断裂,东侧为北北东向的孙吴地堑,南侧为东西向的讷谟尔断裂。五大连池坐落在火山熔岩台地上,火山群由坐落在波状平原上的14座火山锥和覆盖面积达800km2的熔岩流分布构成,其中12座属于第四纪更新世火山,为五大连池旧期火山,新期的老黑山和火烧山属于近代火山1。14座火山分别是:药泉山、卧虎山、笔架山、南格拉球山、北格拉球山、东焦得布山、西焦得布山、东龙门山、西龙门山、影背山、莫拉布山、尾山、老黑山、火烧山。其中老黑山、火烧山是在近代1719年至1721年爆发。高密度电法是近些年引入的物探方法,广泛应用于地质调查及工程勘察中。在火山熔岩台地区应用高密度电法勘察熔岩台地厚度、熔岩隧道、熔岩下伏地层,断裂发育等,能取得较好的地质效果。

     

    Abstract: Wudalianchi volcanic clusters is in a triangle region that is composed of Daxing'an Mountains uplift, Xiaoxing'an Mountains uplift and Songliao Depression.The margin of the triangle region is surrounded by three faults, NW-trending Nenjiang fault on its west side, NE-trending Sunwu Graben on its east side and EW-trending Nemoer fault on its south side.Located on a lava platform, the Wudalianchi volcanic clusters is composed of 14 volcanic cones with their 800km2 coulee on wavy plain, Yaoquanshan Volcano, Wohushan Volcano, Bijiashan Volcano, Nangelaqiushan Volcano, Beigelaqiushan Volcano, Dongjiaodebushan Volcano, Xijiaodebushan Volcano, Donglongmenshan Volcano, Xi longmenshan Volcano, Yingbeishan Volcano, Molabushan Volcano, Weishan Volcano, Laoheishan Volcano and Huoshao Volcano, two of them, The Laoheishan Volcano and the Huoshaoshan Volcano had erupted during 1 719~1 721.As a new geophysical methods introduced in recent years, High-density method is widely used in geological survey and engineering investigation and can have a better geological effects in investigating of lava platform thickness, lava tunnels, lava underlying strata, fault development and so on.

     

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