Gravity anomalies and magmatism along the western continental margin of the British Isles

Journal of the Geological Society

Volumn 154, Issue 3, 1997, Pages 523-529

  Watts, A B ^a   Fairhead, J D ^b  

^a UNIVERSITY OF OXFORD   (United Kingdom)

^b Kitson House   (United Kingdom)

Author keywords

Anomalies; Continental margin; Flexure; Gravity; Lithosphere; Magmatism

Indexed keywords

CONTINENTAL MARGIN; CONTINENTAL MARGINS; FLEXURE; GRAVITY ANOMALIES; GRAVITY ANOMALY; LITHOSPHERIC FLEXURE; LITHOSPHERIC STRUCTURE; MAGMA; MAGMATISM;

ATLANTIC, HATTON BANK;

EID: 0030758371     PISSN: 00167649     EISSN: None     Source Type: Journal    
DOI: 10.1144/gsjgs.154.3.0523     Document Type: Article

References (39)

1. ANTOINE, J.W., MARTIN, R.G., JNR, PYLE, T.G. & BRYANT, W.R. 1974, Continental margins of the Gulf of Mexico. In: BURK, C.A. & DRAKE, C.L. (eds) The Geology of Continental Margins Springer Verlag, 683-694.
2. BARTON, A.J. & WHITE, R.S. 1995. The Edoras Bank margin; continental break-up in the presence of a mantle plume. Journal of the Geological Society, London 152, 971-974.
3. BASSI, G., KEEN, C.E. & POTTER, P. 1991 Contrasting styles of rifting: Models and examples from the eastern Canadian margins. Tectonics 12, 639-655.
4. BEAUMONT, C., KEEN, C.E. & BOUTILIER, R. 1982. On the evolution of rifted continental margins: Comparison of models and observations for the Nova Scotian margin. Geophysical Journal of the Royal Astronomical Society 70, 667-715.
5. BESSIS, J. 1986. Some remarks on the study ot sedimentary basins. Application to the Gulf of Lions margin (Western Mediterranean), Marine und Petroleum Geology 3, 37-63.
6. BRAUN, J. & BEAUMOUNT, C. 1987. Styles of continental rifting: results from dynamic models of lithospheric extension. In: BEAUMOUNT, C. & TANKARD, A.J. (eds) Sedimentary Basins and Basin-Forming Mechanisms. Canadian Society of Petroleum Geologists, Calgary, 241-258.
7. BUCK, R. 1991. Modes of continental lithospheric extension. Tectonics 96, 20 161-20 178.
8. CLIFT, P.D., TURNER, J. & LEG 152 SCIENTIFIC PARTY 1995. Dynamic support by the Icelandic plume and vertical tectonics of the northeast Atlantic continental margins. Journal of Geophysical Research 100, 24 473-24 486.
9. DUNBAR, J.A. & SAWYER, D.S. 1989. How preexisting weaknesses control the style of continental breakup. Journal of Geophysical Research 94, 7278-7292.
10. EBINGER, C.J., BECHTEL, T.D., FORSYTH, D.W. & BOWIN, C.O. 1989. Effective elastic plate thickness beneath the East African and Afar plateaux and dynamic compensation of uplifts. Journal of Geophysical Research 94, 2883-2901.
11. ELDHOLM, O., SKOGSEID, J., PLANKE, S. & GLADCZENKO, T.P. 1995. Volcanic margin concepts. In: BANDA, E., TORNÉ M. & TALWANI, M. (eds) Rifted Ocean - Continent Boundaries. Kluwer Academic Publishers, Dordrecht, 1-16.
12. FOWLER, S. & MCKENZIE, D. 1989. Gravity studies of the Rockall and Exmouth Plateaux using SEASAT. Basin Research 2, 27-34.
13. FOWLER, S.R., WHITE, R.S., SPENCE, G.D. & WESTBROOK, G.K. 1989. The Hatton Bank continental margin - II. Deep structure from two-ship expanding spread seismic profiles. Geophysical Journal 96, 295-309.
14. GREEN, C.M. & FAIRHEAD, J.D, 1994. The European gravity data base - A tool for continental scale basin analysis. In: Extended Abstracts. European Association of Geoscientists and Engineers, Vienna, 2.
15. HARTLEY, R., WATTS, A.B. & FAIRHEAD, J.D. 1996. Isostasy of Africa. Earth and Planetary Science Letters 137, 1-18.
16. HORSEFIELD, S.J. 1991. Crustal structure acros the ocean-continent boundary. PhD thesis, Cambridge.
17. _, WHITMARSH, R.B., WHITE, R.S. & SIBUET, J.C. 1993. Crustal Structure of the Goban Spur rifted continental margin, NE Atlantic. Geophysical Journal International 119, 1-19.
18. HUTCHINSON, D.A., GROW, J.A., KLITGORD, K.D. & SWIFT, B.A. 1983. Deep structure and evolution of the Carolina trough. In: WATKINS J.S. & DRAKE C.L. (eds) Studies in Continental Margin Geology. American Association of Petroleum Geologists Memoirs, 34, Tulsa, 129-152.
19. KEEN, C.E. & BARRETT, D.L. 1981. Thinned and subsided crust on the rifted margin of Eastern Canada: crustal structure, thermal evolution and subsidence history. Geophysical Journal of the Royal Astronomical Society 65, 443-465.
20. KELEMEN, P.B. & HOLBROOK, W.S. 1995. Origin of thick, high-velocity igneous crust along the East Coast Margin. Journal of Geophysical Research 100, 10 077-10 094.
21. KOOI, H. & CLOETINGH, S. 1992. Lithospheric necking and regional isostasy at extensional basins 1. subsidence and gravity modeling with an application to the Gulf of Lions Margin (SE France). Journal of Geophysical Research 97, 17 553-17 571.
22. LISTER, G.S., ETHERRIDGE, M.A. & SYMONDS, P.A. 1986. Detachment faulting and the evolution of passive continental margins. Geology 12, 246-250.
23. MCKENZIE, D. 1984. A possible mechanism for epeirogenic uplift, Nature 307, 616-618.
24. _ 1978. Some remarks on the development of sedimentary basins. Earth and l Planetary Science Letters 40, 25-32.
25. MOHRIAK, W.U., HOBBS, R. & DEWEY, J.F. 1990. Basin-forming processes and the deep structure of the Campos basin, offshore Brazil. Marine and Petroleum Geology 7, 94-122.
26. PRESCOTT, C. 1988. Marine Geophysical Researches over the Hatton Bank-Rockall Plateau Margin. PhD thesis, Birmingham.
27. RAPP, R.H., YANG, Y.M. & PAVLIS, N.K. 1991. The Ohio State 1991 geopotential and sea surface topography harmonic coefficient models. Dept Geodetic Sciences, Ohio State University.
28. SAWYER, D.S. 1985. Total Tectonic Subsidence: A parameter for distinguishing crust type at the US Atlantic continental margin. Journal of Geophysical Research 90, 7751-7769.
29. TALWANI, M. & ELDHOLM, O. 1973. The boundary between continental and oceanic crust at the margin of rifted continents. Nature 241, 325-330.
30. TATE, M., WHITE, N. & CONROY, J.-J. 1993. Lithospheric extension and magmatism in the Porcupine Basin West of Ireland. Journal of Geophysical Research 98, 13 905-13 923.
31. TURNER, J.D. & SCRUTTON, R.A. 1993. Subsidence patterns in western margin basins: evidence from the Faeroe-Shetland basin. In: PARKER, J.R. (ed.) Petroleum Geology of Northwest Europe: Proceedings of the 4th conference. Geological Society London, 975-983.
32. WATTS, A.B. 1988. Gravity anomalies, crustal structure and flexure of the lithosphere at the Baltimore Canyon Trough. Earth and Planetary Science Letters 89, 221-238.
33. _ & MARR, C. 1995. Gravity anomalies and the thermal and mechanical structure of rifted continental margins. In: BANDA, E., TALWANI, M. & TORNÉ M. (eds) Rifted Ocean-Continent Boundaries. Kluwer Academic-Publishers, 65-94.
34. _ & RYAN, W.B.F. 1976. Flexure of the lithosphere and continental margin basins. Tectonophysics 36, 25-44.
35. _ & TORNÉ, M. 1992. Subsidence History, Crustal Structure and Thermal Evolution of the Valencia Trough: a young extensional basin in the western Mediterranean. Journal of Geophysical Research 97, 20 021-20 041.
36. WEISSKL, J.K. & KARNER, G.D. 1989. Flexural uplift of rift flanks due to mechanical unloading of the lithosphere during extension. Journal of Geophysical Research 94, 13 919-13 950.
37. WHITE, R.S. 1992. Crustal structure and magmatism of north Atlantic continental margins. Journal of the Geological Society, London 149, 841-854.
38. WORZEL, J.L. 1968. Advances in marine geophysical research of continental margins. Canadian Journal of Earth Sciences 5, 963-983.
39. YOUNG, C.J. 1992. Tectonic evolution of the southern African passive margin. PhD thesis, Leeds.