Technical Note 20/4


LEG 176 PROSPECTUS

REFERENCES

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Barth, G.A., 1994. Plate boundary geometry to Moho depths within the 9°03'N and 12°54'N overlapping spreading centers of the East Pacific Rise. Earth and Planet. Sci. Lett., 128:99-112.

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Dick, H.J.B., Schouten, H., Meyer, P.S., Gallo, D.G., Bergh, H., Tyce, R., Patriat, P., Johnson, K.T.M., Snow, J, and Fisher, A., 1991b. Tectonic evolution of the Atlantis II Fracture Zone. In Von Herzen, R. P., and Robinson, P.T., et al., Proc. ODP, Sci. Results, 118: College Station, TX (Ocean Drilling Program), 359-398.

Engel, C, G., and Fisher, R.L., 1975. Granitic to ultramafic rock complexes of the Indian Ocean ridge system, western Indian Ocean. Geol. Soc. Am. Bull., 86:1553-1578.

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Fisher, R.L., and Sclater, J.G., 1983. Tectonic evolution of the Southwest Indian Ocean since the Mid Cretaceous: plate motions and stability of the pole of Antarctica/Africa for at least 80 myr. Geophys. J. R. Astron. Soc., 73:553-576.

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Harper, G.D., 1985. Tectonics of slow spreading mid-ocean ridges and consequences of a variable depth to the brittle-ductile transition. Tectonics, 4:395-409.

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Karson, J.A., 1991. Accommodation zones and transfer faults: Integral components of Mid-Atlantic Ridge extensional systems. In Peters, T.J.., Nicolas, A., and Coleman, R.G. (Eds.), Ophiolites Genesis and Evolution of Oceanic Lithosphere, 21-37.

MacDonald, K.C, Castillo, D.A., Miller, S.P., Fox, P.J., Kastens, K.A., 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. J. Geophys. Res., 91:3334-3354.

McCarthy, J., Mutter, J.C., Morton, J.L., Sleep, N.H., and Thompson, G.A., 1988. Relic magma chamber structures preserved within the Mesozoic North Atlantic crust. Geol. Soc. Am. Bull., 100:1423-1436.

Melson, W.G., and Thompson, G., 1971. Layered basic complex in oceanic crust, Romanche Fracture, equatorial Atlantic Ocean. Science, 168:817-820.

Mevel, C., Cannat, M., Gente, P., Marion, E., Auzende, J.M., and Karson, J.A., 1991. Emplacement of deep crustal and mantle rocks on the west wall of the MARK area (Mid-Atlantic Ridge, 23°N). Tectonophysics, 190:31-53.

Müller, M.R., Minshull, T.A., and White, R.S., 1995. The anatomy of a fracture zone at very slow spreading rates: the Atlantis II fracture zone at the Southwest Indian Ridge. AGU Fall Meeting, F542.

Mutter, J.C, and North Atlantic Transect Study Group, 1985. Multichannel seismic images of the oceanic crust's internal structure: evidence for a magma chamber beneath the Mesozoic Mid-Atlantic Ridge. Geology, 13:629-632.

NAT Study Group, 1985. North Atlantic Transect - a wide aperture, two-ship Multichannel seismic investigation of the oceanic crust. J. Geophys. Res., 90:10321-10341.

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Norton, I.O, and Sclater, J.G., 1979. A model for the evolution of the Indian Ocean and the breakup of Gondwanaland. J. Geophys. Res., 84:6803-6830.

Pallister, J.S., and Hopson, C.A., 1981. Samail ophiolite plutonic suite: field relations, phase variation, cryptic variation and layering, and a model of a spreading ridge magma chamber. J. Geophys. Res., 86:2593 2644.

Pariso, J.E., Scott, J.H., Kikawa, E., and Johnson, H.P., 1991. A magnetic logging study of Hole 735B gabbros at the Southwest Indian Ridge. In Von Herzen, R. P., and Robinson, P.T., et al., Proc. ODP, Sci. Results, 118: College Station, TX (Ocean Drilling Program), 309-321.

Rona, P.A., Widenfalk, L., and Bostrum, K., 1987. Serpentinized ultramafics and hydrothermal activity at the Mid-Atlantic Ridge crest near 15°N. J. Geophys. Res., 92:1417-1427.

Schouten, H., Klitgord, K.D., and Whitehead, J.A., 1985. Segmentation of mid-ocean ridges. Nature, 317:225-229.

Sclater, J.G., Dick, H.J.B., Norton. I,O., and Woodroffe, D., 1978. Tectonic structure and petrology of the Antarctic plate boundary near the Bouvet Triple Junction. Earth Planet. Sci. Lett., 37:393-400.

Sinton, J.M., and Detrick, R.S., 1992. Mid-ocean ridge magma chambers. J. Geophys. Res., 97:197-216.

Sleep, N.H., and Barth, G.A., 1994. The nature of oceanic lower crust and shallow mantle emplaced at low spreading rates. EOS, 75:626.

Smewing, J.D., 1981. Mixing characteristics and compositional differences in mantle-derived melts beneath spreading axes: evidence from cyclically layered rocks in the ophiolite of north Oman. J. Geophys. Res., 86:2645-2659.

Smith, D.K., and Cann, J.R., 1993. Building crust at the Mid-Atlantic Ridge. Nature, 365:707-715.

Stakes, D., Mevel, C., Cannat, M., and Chaput, T., 1991. Metamorphic stratigraphy of Hole 735B. In Von Herzen, R.P., and Robinson, P.T., et al., Proc. ODP, Sci. Results, 118: College Station, TX (Ocean Drilling Program), 153-180.

Swift, S.A., and Stephen, R.A., 1992. How much gabbro is in ocean seismic layer 3. Geophys. Res. Lett., 19:1871-1874.

Whitehead, J.A., Dick, H.J.B., and Schouten, H., 1984. A mechanism for magmatic accretion under spreading centers. Nature, 312:146-148

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