尖扎渡口—隆务河口断裂带活动性初步研究  

PRELIMINARY RESEARCH ON JIANZA FERRY - LONGWU ESTUARY FAULT ACTIVITY

作　　者：姚生海[1] 黄伟[1] 

机构地区：[1]青海省地震局,青海西宁810001

出　　处：《高原地震》2013年第2期31-34,共4页Plateau Earthquake Research

摘　　要：尖扎盆地发育一组近南北向断裂带,即尖扎渡口—隆务河口断裂带。通过对该断裂带野外调查,表明该断裂带长约20 km,为逆冲断层,最新活动为早中更新世,晚更新世以来未见活动。The Jianza basin developed a group of nearly north-south trending faults, which was Jianzha ferry- Longwuhe estuary fracture. Field investigation of this fracture, it is found that the fault is about 20 km long, they are thrust faults, and their activity was about in the early Pleistocene, and no activities since the late Pleis- tocene.

关 键 词：坳陷 隆起 断裂带 活动性 

分 类 号：P315.2[天文地球—地震学]