党光明, 王赞军. 2002: 青海昆仑山口西Ms8.1级地震地表破裂带特征与主要震害——对青藏高原区域稳定性评价的制约. 地质通报, 21(2): 105-108.
    引用本文: 党光明, 王赞军. 2002: 青海昆仑山口西Ms8.1级地震地表破裂带特征与主要震害——对青藏高原区域稳定性评价的制约. 地质通报, 21(2): 105-108.
    Dang Guangming, Wang Zanjun. 2002: Characteristics of the surface rupture zone and main seismic hazards caused by the M_S 8.1earthquake west of the Kunlun pass,China-Con straints on the regional stability of the Qinghai-Tibet Plateau. Geological Bulletin of China, 21(2): 105-108.
    Citation: Dang Guangming, Wang Zanjun. 2002: Characteristics of the surface rupture zone and main seismic hazards caused by the M_S 8.1earthquake west of the Kunlun pass,China-Con straints on the regional stability of the Qinghai-Tibet Plateau. Geological Bulletin of China, 21(2): 105-108.

    青海昆仑山口西Ms8.1级地震地表破裂带特征与主要震害——对青藏高原区域稳定性评价的制约

    Characteristics of the surface rupture zone and main seismic hazards caused by the M_S 8.1earthquake west of the Kunlun pass,China-Con straints on the regional stability of the Qinghai-Tibet Plateau

    • 摘要: 通过对昆仑山口西8.1级地震地表破裂全带的野外考察,发现本次地震地表破裂带由3条具有一定宽度和长度规模并且延伸稳定的右接斜列的破裂带组成,呈近东西(N80°W)走向延展,长度约350km;断裂错动以左旋走滑性质为主,发震断裂属昆仑山南缘断裂带;地震裂缝、地震鼓梁(包)、地震塌陷等形迹所构成的新破裂切割了老的地震形变带;宏观震中位于布喀达坂峰东侧25km附近,比较接近中国地震速报台网确定的仪器震中;极震区地震烈度为Ⅺ度。地震地表破裂带是本次地震形成的最主要的地震地质灾害。另外还伴随发育地震边坡崩塌、雪崩、湖岸震陷、山体震裂、地面喷沙冒水等地震地质灾害现象。

       

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