Structure of oceanic crust adjacent to a transform margin segment: The Côte d'Ivoire - Ghana transform margin

Geo-Marine Letters

Volumn 17, Issue 1, 1997, Pages 31-39

  Sage, F ^a   Pontoise, B ^b   Mascle, J ^a   Basile, C ^c  

^a Lab de Geodynam Sous marine   (France)

^b INSTITUT DE RECHERCHE POUR LE DÉVELOPPEMENT   (France)

^c CNRS   (France)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0002352797     PISSN: 02760460     EISSN: None     Source Type: Journal    
DOI: 10.1007/PL00007204     Document Type: Article

References (30)

1. Abrams LJ, Detrick RS, and Fox PJ (1988) Morphology and crustal structure of the Kane fracture zone transverse ridge. Journal of Geophysical Research 93(B4):3195-3210
2. Basile Ch, Mascle J, Popoff M, Bouillin JP, and Mascle G (1993) The Ivory Coast-Ghana transform margin: a marginal ridge structure from seismic data. Tectonophysics 22:1-19
3. Boillot G, Beslier MO, Krawczyk J, Rappin D, and Reston TJ (1995) Deformation of passive margins: constraints from the crustal structure and segmentation of the deep Galicia margin (Spain). Journal of Geological Society of London, in press
4. Cannat M (1993) Emplacement of mantle rocks in the Seafloor at mid-ocean ridges. Journal of Geophysical Research 98 (NB3): 4163-4172
5. Ceverny V, Molotkov IA, and Psencik I (1977) Ray Method in Seismology. Prague: Charles University Press, 214 pp
6. Christensen NI (1965) Compressional wave velocities in metamorphic rocks at pressures to 10 kilobars. Journal of Geophysical Research 70 (24):6147-6164
7. Cormier MH, Detrick RS, and Purdy GM (1984) Anomalously thin crust in oceanic fracture zones: new seismic constraints from the Kane fracture zone. Journal of Geophysical Research 89 (B12) 10,249-10,266
8. Fox PJ and Gallo DG (1984) A tectonic model for ridge-transformridge plate boundaries: implications for the structure of oceanic lithosphere. Tectonophysics 104:205-242
9. Karson JA and Rona PA (1990) Block-tilting, transfer faults and structural control of magmatic and hydrothermal processes in the Tag area, Mid-Atlantic Ridge 26°N. Geological Society of America Bulletin 102:1635-1645
10. Karson JA, Collins JA, and Casey JF (1984) Geologic and seismic velocity structure of the crust/mantle transition in the Bay of Islands Ophiolites complex. Journal of Geophysical Research 89 (B7):6126-6138
11. Lagabrielle Y and Cannat M (1990) Alpine Jurassic ophiolites resemble the modern Central Atlantic basement. Geology 18: 319-322
12. Mascle J (1977) Le golfe de Guinée (Atlantique Sud): un example d'évolution de marges atlantiques en cisaillement. Mémoires de la Société Géologique de France 55 (128): 104 pp
13. Minshull TA, White RS, Mutter JC, Buhl P, Detrick RS, Williams CA, and Morris E (1991) Crustal structure at the Blake Fracture Zone from expending spread profiles. Journal of Geophysical Research 96 (B6):9955-9984
14. Mutter JC, Detrick RS, and NAT Study Group (1984) Multichannel seismic evidence for anomalously thin crust at Blake Spur fracture zone. Geology 12:534-537
15. Mutter JC and NAT Study Group (1985) Multichannel seismic images of the oceanic crust's internal structure: evidence for a magma chamber beneath the Mesozoique Mid-Atlantic Ridge. Geology 13:629-632
16. NAT Study Group (1985) North Atlantic transect: a wide-aperture, two-ship multichannel seismic investigation of the oceanic crust. Journal of Geophysical Research 90 (B12) 10,321-10,341
17. Pallister JS and Hopson CA (1981) Samail ophiolite plutonic suites field relations, phase variation, cryptic variation and layering and a model of a spreading ridge magma chamber. Journal of Geophysical Research 86:2593-2644
18. Potts CG, White RS, and Louden KE (1986) Crustal structure of Atlantic fracture zones - II. The Vema fracture zone and transverse ridge. Geophysical Journal of the Royal Astronomical Society 86:491-513
19. Prince RA and Forsyth DW (1988) Horizontal extent of anomalously thin crust near the Vema Fracture zone from the three-dimentional analysis of gravity anomalies. Journal of Geophysical Research 93 (B7):8051-8063
20. Purdy GM (1983) The seismic structure of 140 Myr old crust in the western central Atlantic Ocean. Geophysical Journal of the Royal Astronomical Society 72:115-137
21. Rappin D (1992) Apport des analyses d'amplitude et temps-fréquence à l'exploitation de données de sismique profonde, Thèse de Docteur-Ingénieur. Université Louis Pasteur de Strasbourg, Ecole et Observatoire de Physique du Globe. 221 pp
22. Sage F (1994) Structure crustale d'une marge transformante et du domaine océanique adjacent: exemple de La marge de Côted'Ivoire-Ghana, Thèse de Doctorat. Université P. et M. Curie de Paris. 372 pp
23. Spudich P and Orcutt J (1980) A new look at the seismic velocity structure of the oceanic crust. Journal of Geophysical Research 18 (3):627-645
24. Stroup JB and Fox PJ (1981) Geologic investigations in the Cayman Trough: evidence for thin oceanic crust along the Mid-Cayman Rise. Journal of Geology 89:395-420
25. Todd BJ and Keen CE (1989) Temperature effects and their geological consequences at transform margins. Canadian Journal of Earth Sciences 26:2591-2603
26. White RS, Detrick RS, Sinha MC, and Cormier MH (1984) Anomalous seismic crustal structure of oceanic fracture zones. Geophysical Journal of the Royal Astronomical Society 79: 779-798
27. White RS, Detrick RS, Mutter JC, Buhl P, Minshull TA, and Morris E (1990) New seismic images of oceanic crustal structure. Geology 18:462-465
28. White RS, McKenzie D, O'Nions RK (1992) Oceanic crustal thickness from seismic measurements and rare Earth element inversions. Journal of Geophysical Research 97 (B13) 19,683-19,715
29. Zelt CA and Ellis RM (1988) Practical and efficient ray tracing in two-dimensional media for rapid traveltime and amplitude forward modeling. Canadian Journal of Exploratory Geophysics 24 (1): 16-31
30. Zeit CA and Smith RB (1992) Seismic travel time inversion for two-dimensional crustal velocity structure. Geophysical Journal International 108:16-34