Analogue and numerical modelling of crustal-scale processes - download pdf or read online

By Susanne Janita Henriët Buiter, Guido Schreurs, Geological Society of London

ISBN-10: 1862391912

ISBN-13: 9781862391918

The crust of the Earth documents the deformational approaches of the internal Earth and the effect of the overlying surroundings. The kingdom of the Earth's crust at any time is for this reason the results of inner and exterior methods, which take place on diverse time and spatial scales. in recent times vital steps ahead within the figuring out of such advanced techniques were made through integrating thought and observations with experimental and laptop versions. This quantity offers state of the art analogue and numerical types of methods that adjust the Earth's crust. It indicates the appliance of types in a large diversity of geological issues of cautious documentation of the modelling strategy used. This quantity comprises contributions on analogue and numerical sandbox types, types of orogenic methods, versions of sedimentary basins, versions of floor procedures and deformation, and versions of faults and fluid flow.Also to be had: High-Strain Zones - ISBN 1862391785 circulation approaches in Faults And Shear Zones - ISBN 186239153X Tracing Tectonic Deformation utilizing the Sedimentary checklist - ISBN 1862391297

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STORTI, F. & MCCLAY, K. 1995. Influence of syntectonic sedimentation on thrust wedges in analogue models. Geology, 23, 999-1002. , SALVINI, F. & MCCLAY, K. 2000. Synchronous and velocity-partitioned thrusting and thrust polarity reversal in experimentally produced doubly-vergent thrust wedges: Implications for natural orogens. Tectonics, 19(2), 378-396. TEN GROTENHUIS, S. , PASSCHIER, C. W. D. 2002. Are polymers suitable rock analogs? Tectonophysics, 350, 35 -47. TRON, V. & BRUN, J-P. 1991. Experiments on oblique rifting in brittle-ductile systems.

Due to different monitoring procedures not all ANALOGUE BENCHMARKING Fig. 7. 5, 1 and 2 cm displacement. The horizontal red line indicates the position of basal thin sheet covered with Alkor foil. The tip of the basal sheet is indicated with a white arrow (VD = velocity discontinuity). (a) Model of Bern. The cross-section is taken 35 cm from the side (see Fig. 9). The cross-section is taken through the centre of the model. parameters could be determined for all laboratories. The values were again measured by two people and then averaged.

Two experimental set-ups were tested: (1) a brittle convergent thrust wedge experiment and (2) a brittle-viscous extension experiment. The reproducibility of modelling results between the laboratories was found to be fairly high as shown by the same general trends in the results. Differences between the analogue models were found in, for example, number of faults, fault spacing and dip, and surface slopes. The study highlights the importance of (1) a careful determination of properties of the granular materials and (2) the effects of lateral side boundaries on resulting structures due to friction between model materials and sidewalls.

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Analogue and numerical modelling of crustal-scale processes by Susanne Janita Henriët Buiter, Guido Schreurs, Geological Society of London


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