词条 | Bristol Channel Fault Zone |
释义 |
The Bristol Channel Fault Zone or Central Bristol Channel Fault Zone is a major south-dipping geological fault, or zone of faulting, running approximately west-east in the Bristol Channel between England and Wales.[1] It makes landfall just south of Weston-super-Mare and the Mendip Hills.[2] It forms a divide between the late Palaeozoic age South Wales basin to the north and the Culm Basin to the south. It marks a major change in the pre-Variscan geology of the United Kingdom, juxtaposing very different sequences of Devonian and Lower Carboniferous rocks.[3] During the Variscan, the fault may have acted as either a strike-slip fault or a thrust fault or indeed both; its nature remains uncertain.[4] During the Triassic to Jurassic, the fault zone was active as an extensional fault, controlling the development of the Bristol Channel Basin.[1] See also
References1. ^1 {{cite journal | url=http://jgs.lyellcollection.org/content/161/1/31.short | title=Variscan structure of the inner Bristol Channel, UK | author=Miliorizos M., Ruffell A. & Brooks M. | journal=Journal of the Geological Society | year=2004 | volume=161 | pages=31-44 | doi=10.1144/0016-764903-035}} {{coord |51|20|N|3|13|W|type:landmark_region:GB_scale:250000|display=title}}{{UK-geology-stub}}{{Somerset-geo-stub}}2. ^{{cite book|title=The Edinburgh New Philosophical Journal: Exhibiting a View of the Progressive Discoveries and Improvements in the Sciences and the Arts|url=https://books.google.com/books?id=wX-GTeL_Us0C&pg=PA284|year=1841|publisher=Adam and Charles Black|page=284}} 3. ^{{cite journal | url=http://jgs.lyellcollection.org/content/164/5/1023.abstract | title=A Rheic cause for the Acadian deformation in Europe | author=Woodcock N.H., Soper N.J. & Strachan R.A. | journal=Journal of the Geological Society | year=2007 | volume=164 | pages=1023-1036 | doi=10.1144/0016-76492006-129}} 4. ^Woodcock, N.H. and Strachan, R.A. (eds) 2000 Geological History of Britain and Ireland Blackwell Science, (p230, 263) {{ISBN|0632036567}} 2 : Geology of the United Kingdom|Geology of Somerset |
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