Crustal transition between continental and oceanic domains along the North Iberian margin from wide angle seismic and gravity data

Geophysical Research Letters

Volumn 25, Issue 23, 1999, Pages 4249-4252

  Fernandez Viejo G ^a   Gallart, J ^a   Pulgar, J A ^b   Gallastegui, J ^b   Danobeitia J J ^a   Cordoba D ^c  

^a INSTITUTE OF EARTH SCIENCES JAUME ALMERA   (Spain)

^b UNIVERSITY OF OVIEDO   (Spain)

^c UNIVERSIDAD COMPLUTENSE DE MADRID   (Spain)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC WAVE VELOCITY; GRAVITY WAVES; MATHEMATICAL MODELS; SEISMOLOGY; TECTONICS; GRAVITATION;

CONTINENTAL DOMAINS; CRUSTAL THINNING; CRUSTAL TRANSITION; GEOTECTONIC SETTING; OCEANIC DOMAINS; CONTINENTAL COLLISIONS; CONTINENTAL SHELVES; CRUSTAL THICKENINGS; GRAVITY ANOMALIES; LATERAL VARIATIONS; NORTH IBERIAN MARGINS; OCEANIC SUBDUCTION; VELOCITY-DEPTH MODEL;

GEOPHYSICS; TECTONICS;

CONTINENTAL CRUST; CRUSTAL STRUCTURE; CRUSTAL THINNING; OCEANIC CRUST; SEISMIC VELOCITY; TRANSITION ZONE;

ATLANTIC OCEAN; BAY OF BISCAY;

EID: 0033489836     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/1998gl900149     Document Type: Article

References (20)

1. Alonso, J.L., J.A. Pulgar, J.C. García-Ramos, and P. Barba, Tertiary basins and Alpine tectonics in the Cantabrian Mountains (NW Spain), in Tertiary basins of Spain: Tectonics, Climate and Sea-Level Changes, edited by P.F. Friend, and C.J. Dabrio, pp. 214-227, Cambridge University Press, Cambridge, 1996.
2. Álvarez-Marrón, J. et al., Seismic structure of the northern continental margin of Spain from ESCIN deep seismic profiles, Tectonophysics, 264, 355-363, 1996.
3. Álvarez-Marrón, J., E. Rubio, and M. Torné, Subdution-related structures in the North Iberian Margin, J. Geophys. Res, 102 (B10), 22497-22511, 1997.
4. Banda, E., M. Torné, and IAM Group, Iberian Atlantic Margins Group investigates deep structure of ocean margins, EOS Trans. AGU, 76 (3), 28-29, 1995.
5. Boillot, G., P.A. Dupeuble, and J. Malod, Subduction and tectonics on the continental margin off northern Spain, Mar. Geol., 32, 53-70, 1979.
6. Córdoba, D., E. Banda, and J. Ansorge, The Hercynian crust in northwestern Spain: a seismic survey, Tectonophysics, 132, 321-333, 1987.
7. Choukroune, P., and the ECORS Team, The ECORS Pyrenean deep seismic profile and the overall structure of an orogenic belt. Tectonics, 8, 23-29, 1989
8. Daignières, M., M. Séguret, M. Specht, and ECORS Team, The Arzaq-Westem Pyrenees ECORS Deep Seismic Profile, in Hydrocarbon and Petroleum Geology of France, edited by A. Mascle, Eur. Ass. Petro. Geol. Spec. Publ. 4, 199-208, Springer Verlag, 1994.
9. Derégnaucourt, D. and G. Boulot, Structure géologique du Golfe de Gascogne, Bull. B.R.G.M., 2, (I), 149-178, 1982.
10. Fernández-Viejo, G., Estructura cortical de la Cordillera Cantábrica y su transición a la cuenca del Duero a partir de datos de sísmica de refracción/reflexión de gran ángulo, PhD thesis, 316pp., Universidad de Barcelona, 1997.
11. Grimaud, S., G. Boulot, B.J. Collette, A. Mauffret, P.R. Miles, and D.B. Roberts, Western extension of the Iberian-European plate boundary during the Early Cenozoic (Pyrenean) convergence: A new model, Mar. Geol., 45, 62-77, 1982.
12. Ludwig, J.W., J.E. Nafe, and C.L. Drake, Seismic Refraction, in The Sea (Vol 4). edited by A.E. Maxwell, pp. 53-84, New York, 1970.
13. Muñoz, J.A., Evolution of a continental collision belt: ECORS-Pyrenees crustal balanced cross-section. In: Thrust tectonics, edited by K.R. Me Clay, pp. 235-246, Chapman and Hall, London, 1992.
14. Pérez-Estaún, A., J.A. Pulgar, E. Banda, J. Álvarez-Marrón, and ESCIN Research Group, Crustal structure of the external Variscides in Northwest Spain from deep seismic reflection profiling, Tectonophysics, 232, 91-118, 1994.
15. Pulgar, J.A., J. Gallart, G. Fernandez Viejo, A. Pérez-Estaún, J. Álvarez-Marrón, and ESCI-N Research Group, Seismic image of the Cantabrian Mountains in the western extension of the Pyrenees from integrated ESCIN reflection and refraction data, Tectonophysics, 264, 1-19, 1996.
16. Roest, W.R. and S.P. Srivastava, Kinematics of the plate boundaries between Eurasia, Iberia and Africa in the North Atlantic from the Late Cretaceous to the present. Geology, 19: 613-616, 1991.
17. Sandwell, D.T. and W.H.F. Smith, Marine gravity anomaly from GEOSAT and ERS-1 altimetry. J.Geophys. Res., 102, 10039-10054, 1997.
18. Sibuet, J.C., Paleoconstraints during rifting of the Northeast Atlantic margins, J. Geophys. Res., 94 (B6), 7265-7277, 1989.
19. Talwani, M., J.L. Worzel, and M. Ladisman, Rapid gravity computations from twodimensional bodies with application to the Mendocino submarine fracture zone, J.Geophys. Res., 64, 49-59, 1959.
20. Zelt, C.A., and R.B. Smith, Seismic traveltime inversion for 2-D crustal velocity structure. Geophys. J. Int., 108, 16-34, 1992.