The kinematics of active deformation in the North Island, New Zealand, determined from geological strain rates

The kinematics of active deformation in the North Island, New Zealand, determined from geological strain rates
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根据地质应变率确定的新西兰北岛活动变形的运动学

DOI:
10.1080/00288306.1998.9514813
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发表时间:
1998
影响因子:
2.2
通讯作者:
J. Haines
J. Haines
中科院分区:
地球科学4区
文献类型:
--
作者:
S. Beanland;J. Haines

文献摘要

被引文献

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利用Haines&Holt方法建立的运动学模型,推广到曲线网格上的三次贝塞尔插值法,可以分析新西兰北岛Hikurangi边缘发生的现代水平运动。速度场解是根据一阶地质资料得到的,即陶坡火山带的伸展速度和方向,以及北岛右行断裂带的运动速度和方向,背景是边缘的隆升和沉陷。给出了一个基本(首选)速度场,以及其他四个具有不同输入数据的解,以解释主解中的控制特征。在每种情况下,五种解决方案中的每一种都是最适合输入数据的解决方案。所有速度场都是相对于模型的西部边界显示的,该边界被认为是固定的,作为假定的不变形的澳大利亚板块的一部分。主溶液中的速度场包含一个很强的…
Abstract Kinematic modelling utilising the method of Haines & Holt extended to the case of cubic Bessel interpolation on curvilinear grids, allows analysis of present‐day horizontal motions occurring in the Hikurangi margin, North Island, New Zealand. The velocity field solutions are derived from first order geological data; that is, rates and orientation of extension in the Taupo Volcanic Zone and rates and orientation of motion on the North Island Dextral Fault Belt, against the background of the pattern of uplift and subsidence in the margin. A basic (preferred) velocity field is presented, with four other solutions with different input data, to explain what controls features in the main solution. Every one of the five solutions is the best fitting solution for the input data in each case. All velocity fields are shown relative to the western boundary of the model, which is considered fixed, as part of the assumed non‐deforming Australian plate. The velocity field in the main solution includes a strong...