Geophysical investigations over a segment of the Central Indian Ridge, Indian Ocean

Geo-Marine Letters

Volumn 17, Issue 3, 1997, Pages 195-201

  Kamesh Raju, K A ^a   Ramprasad, T ^a   Subrahmanyam, C ^b  

^a NATIONAL INSTITUTE OF OCEANOGRAPHY   (India)

^b NATIONAL GEOPHYSICAL RESEARCH INSTITUTE   (India)

Author keywords

[No Author keywords available]

Indexed keywords

BATHYMETRY; GRAVITY SURVEY; MAGNETIC SURVEY; MID OCEAN RIDGE; MID-OCEAN RIDGES; TRANSFORM FAULT; TRANSFORM FAULTS; VOLCANISM;

INDIAN OCEAN, CENTRAL INDIAN RIDGE;

EID: 0031423426     PISSN: 02760460     EISSN: None     Source Type: Journal    
DOI: 10.1007/s003670050026     Document Type: Article

References (30)

1. Berggren WA, Kent DV, Flynn JJ, and Van Couvering JA (1985) Cenozoic geochronology. Geological Society of American Bulletin 96:1407-1418
2. Briais A (1995) Structural analysis of the segmentation of the Central Indian Ridge between 20°30′S and 25°30′S (Rodriguez Triple Junction). Marine Geophysical Researches 17:431-467
3. Carbotte S, Welch SM, and Macdonald KC (1991) Spreading rates, rift propagation and fracture zone offset histories during the past 5 my on the Mid-Atlantic Ridge; 25°-27°30′S and 31°-34°30′S. Marine Geophysical Research 13:51-80
4. Elvers D, Srivastava SP, Potter K, Morley L, and Sdidel D (1973) Asymmetric spreading across the Juan de Fuca and Gorda rises as obtained from a detailed magnetic survey. Earth and Planetary Science Letters 20:211-219
5. Engel CG and Fisher RL (1975) Granitic to ultramafic rock complexes of the Indian Ocean ridge system, western Indian Ocean. Geological Society of America Bulletin 86:1553-1578
6. Fisher RL, Sclater JG, and McKenzie DP (1971) Evolution of the Central Indian Ridge, western Indian Ocean. Geological Society of America Bulletin 82:553-562
7. Gallo DG, Fox PJ, and Macdonald KC (1986) A Seabeam investigation of the Clipperton transform fault: the morphotectonic expression of a fast slipping transform boundary. Journal of Geophysical Research 91:3455-3467
8. GEBCO (1982) General Bathymetric Chart of the Oceans. Sheet 5.09. Canadian Hydrographic Service Ottawa, Canada
9. Grindlay NR, Fox PJ, and Macdonald KC (1991) Second order ridge axis discontinuities in the South Atlantic: morphology, structure and evolution. Marine Geophysical Research 13:21-49
10. Gutberlet M and Schenke HW (1989) Hydrosweep: New era in high precession bathymetric surveying in deep and shallow water. Marine Geodesy 13:1-23
11. IAGA (Division V Working Group 8) (1992) International geomagnetic reference field, 1991 revision. Geophysics 57:956-959
12. Kamesh Raju KA, Ramprasad T, Kodagali VN, and Nair RR (1993) Multibeam bathymetric, gravity, and magnetic studies over 79°E fracture zone: Central Indian Basin. Journal of Geophysical Research 98:9605-9718
13. Kuo BY and Forsyth DW (1988) Gravity anomalies of the ridge-transform system in the South Atlantic between 31 and 34.5°S: upwelling centers and variation in crustal thickness. Marine Geophysical Research 10:205-232
14. Lin J and Morgan PJ (1992) The spreading rate dependence of three-dimensional mid-ocean ridge gravity structure. Geophysical Research Letters 19:13-16
15. Lin J. Purdy GM, Schouten H, Sempere JC, and Zervas C (1990) Evidence from gravity data for focussed magmatic accretion along the Mid-Atlantic Ridge. Nature 344:627-632
16. Macdonald KC, Sempere JC, and Fox PJ (1984) East Pacific Rise from Siqueiros to Orozco fracture zones: along strike continuity of axial neovolcanic zone and structure and evolution of overlapping spreading centers. Journal a Geophysical Research 89:6049-6069
17. Macdonald KC, Castillo DA, Miller SP, Fox PJ, Kastens KA, and Bonatti E (1986) Deep-Tow studies of the Vema fracture zone 1. Tectonics of a major slow slipping transform fault and its Intersection with the Mid-Atlantic Ridge. Journal of Geophysical Research 91:3334-3354
18. Macdonald KC, Scheirer DS, and Carbotte SM (1991) Mid-ocean ridges: discontinuities, segments and giant cracks. Science 252:986-994
19. McKenzie DP and Sclater JG (1971) The evolution of the Indian Ocean since late Cretaceous. Geophysical Journal of the Royal Astronomical Society 25:437-528
20. Neumann GA and Forsyth DW (1993) The paradox of the axial profile: isostatic compensation along the axis of the Mid-Atlantic Ridge? Journal of Geophysical Research 98:17891-17910
21. Parson LM, Patriat Ph, Searle RC, and Briais AR (1993) Segmentation of the Central Indian Ridge between 12°12′S and the Indian Ocean Triple Junction. Marine Geophysical Research 15:265-282
22. Phipps Morgan J and Forsyth DW (1988) 3-D flow and temperature perturbations due to a transform offset: effects on oceanic crustal and upper-mantle structure. Journal of Geophysical Research 93:2955-2966
23. Royer JA and Schlich R (1988) Southeast Indian Ridge between the Rodriguez Triple Junction and Saint-Paul islands: detailed kinematics for the past 20 MY. Journal of Geophysical Research 93:13524-13550
24. Schlich R (1982) The Indian Ocean, aseismic ridge, spreading centres and basins. In: Nairn AE and Stehli FG (Eds.), The Ocean Basins and Margins. New York: Plenum Press. 6:1-147
25. Sempere JC, Purdy GM, and Schouten H (1990) Segmentation of the Mid-Atlantic Ridge between 24°N and 30°40′N. Nature 344:427-431
26. Sempere JC, Lin J, Brown HS, Schouten H, and Purdy GM (1993) Segmentation and morphotectonic variations along a slow-spreading center: the Mid-Atlantic Ridge (24°00′N-30°40′N). Marine Geophysical Research 15:153-200
27. Thatcher W and Hill PD (1995) A simple model for fault-generated morphology of slow-spreading mid-ocean ridges. Journal of Geophysical Research 100:561-570
28. Tolstoy M, Harding JA, and Orcutt JA (1993) Crustal thickness on the Mid-Atlantic Ridge: bull's eye gravity anomalies and focussed accretion. Science 262:726-729
29. Tucholke BE and Lin J (1994) A geological model for the structure of ridge segments in slow spreading ocean crust. Journal of Geophysical Research 99:11937-11958
30. Weissel JK and Hayes DE (1971) Asymmetric spreading south of Australia. Nature 231:518-521