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TRAP CHARACTERISTICS OF THE MAIN DEEP-WATER BASINS IN THE WORLD
Author(s): GUAN Liqun, QU Hongjun, ZHANG Gongcheng, FAN Yuhai, FENG Yangwei, LEI Lu
Pages: 209-
214
Year: 2010
Issue:
4
Journal: Marine Geology & Quaternary Geology
Keyword: 深水盆地; 构造圈闭; 地层圈闭; 复合圈闭; 盐构造;
Abstract: 通过对巴西东部大陆边缘地区、西非被动大陆边缘地区、墨西哥湾地区及澳大利亚西北大陆架地区共15个深水盆地圈闭类型的归纳分析,总结出深水盆地具有构造圈闭、地层圈闭和复合圈闭3大类共8种圈闭类型,其中以构造圈闭为主,包括背斜圈闭、断层圈闭和盐体刺穿圈闭;墨西哥湾盆地、巴西坎波斯盆地和桑托斯盆地及西非地区的阿尤恩—塔尔法亚盆地、塞内加尔盆地、RioMuni盆地、加蓬盆地、下刚果盆地和宽扎盆地均为含盐盆地,盐岩的运动形成大量的底辟拱升背斜圈闭,盐体刺穿圈闭和与盐运动相关的地层圈闭及复合圈闭。
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