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在上中新世一更新世期间,意大利蒂勒尼安半岛的沿岸地区处在北东一南西向的拉伸状态,伴随有北西一南东向正断裂系和由北东一南西走向的转移断裂带连结的盆地。Ardea盆地就是其中之一,它位于罗马南部。本文采用地质和地球物理方法(构造和地层资料,地震测线和磁化率非均质性(AMS)资料)研究这一与转移有关的盆3也的演化。通过比较后发现,这些转移盆地有如下一些共同的特点:(1)沿转移断层的滑动向量大都是倾向滑动,这意味着局部拉伸方向垂直于区域拉伸方向;(2)发育有窄而深的半地堑盆地。
During the Upper Miocene-Pleistocene period, the coasts of the Tyrian Peninsula in Italy are in the north-east-south-west stretch with the northwest-south-east normal faulting and the north-east-south-westward transition Fault zone linked to the basin. The Ardea Basin is one of them, located in southern Rome. In this paper, we use geophysical and geophysical methods (tectonic and stratigraphic data, seismic lines and magnetic susceptibility heterogeneity (AMS) data) to study this shift-related basin 3 evolution. By comparison, we find that these basins have some common features as follows: (1) The sliding vectors along the fault are mostly inclined to slip, which means that the local stretching direction is perpendicular to the stretching direction of the area; (2) Deep semi-graben basins.