摘要
四川甘孜州八美镇大地构造区属松潘—甘孜造山带中段,鲜水河断裂带穿切其中,新构造活动持续。通过野外地质调查并结合前人工作基础,从左行走滑断层、构造地貌、地震、温泉活动等多个方面对鲜水河断裂带八美段新构造活动表现形式进行了研究,分析了所产生的影响,提出减震防灾的建议。
Bamei Town,Garzê,Sichuan lies in the middle section of the Songpan-Garzê orogenic belt and is dissected by the Xianshuihe fracture zone and characterized by strong neotectonism.The neotectonism occurs as strike-slip fault,earthquake,hot spring activity and so on.This paper has a discussion on influence of the neotectonism and makes some suggestions on earthquake mitigation and disaster prevention.
引文
[1]邓天岗.鲜水河活动断裂带[M].四川:四川科学技术出版社,1989.
[2]Roger F,Calassou S,Lancelot,et al.Miocene emplacement and deformation of the Konga Shan granite(Xianshui He fault zone,west Sichuan,China):geodynamic implications[J].Earth Planet.Sci.Lett.,1995,130(1/4):201-216.
[3]李天.鲜水河断裂带及强震危险性评估[M].四川:四川科学技术出版社,1997.
[4]付小方,应汉龙.甘孜-理塘断裂带北段新生代构造特征及金成矿作用[J].中国地质,2003,30(4),413-418.
[5]Martel S J.Mechanics of landslide initiation as a shear fracture phenomenon[J].Marine Geology,2004,(23):319-339.
[6]高竹军,李忠东,等.四川道孚八美糜棱岩石林形态特征及综合评价[J].华东地质,2016,37(3),229-234.
[7]活动断裂带中遥感数字图像处理技术-以鲜水河活动断裂带为例[J].地震地质,1996,18(1):1-16.
[8]张景发,等,鲜水河活动断裂带航磁异常特征[J],.地震地质,1995,3(1):26-35.
[9]张超,陈连旺,赵国光.鲜水河断裂带部分地貌特征成因机制的边界单元模拟[J].地震地质,1993,15(1):21-26.
[10]闻学泽,白兰香.鲜水河活动断裂带形变组合与运动特征的研究[J].中国地震,1985,1(4):53-59.
[11]张建东,胡世华,秦宇龙,等.四川省地质构造与成矿[M].北京:地质出版社,2015.
[12]龙德雄,邓天岗.鲜水河断裂带断层运动分段特征的初步研究[J].地震研究,1986,9(5):592-600.
[13]曾云,贺金良,王秀京,等.四川省成矿区带划分及区域成矿规律[M].北京:地质出版社,2015.
[14]陈志.汶川地震后川西地区温泉水地球化学研究[D].合肥,中国科学技术大学,2014:71.
[15]郭长宝,等.川西鲜水河断裂带地质灾害与典型滑坡形成机理[J].地质通报,2016,34(1):121-134.