168 Prospectus


Alt, J.C., Honnorez, J., Laverne, C., and Emmermann, R., 1986. Hydrothermal alteration of a 1 km section through the upper oceanic crust: DSDP Hole 504B: mineralogy, chemistry, and evolution of seawater-basalt interactions. J. Geophys. Res., 91:10309-10335.

Anderson, R.N., Langseth, M.G., and Sclater, J.G., 1977. The mechanisms of heat transfer through the floor of the Indian Ocean. J. Geophys. Res., 82:3391-3409.

Becker, K., Morin, R.H., and Davis, E.E., 1994. Permeabilities in the Middle Valley hydrothermal system measured with packer and flowmeter experiments. In Mottl, M.J., Davis, E.E., et al., Proc. ODP, Sci. Results, 139: College Station, TX (Ocean Drilling Program), 613-626.

Cande, S.C., and Kent, D.V., 1992. A new geomagnetic polarity time scale for the Late Cretaceous and Cenozoic. J. Geophys. Res., 97:13917-13951.

Currie, R.G., Seemann, D.S., and Riddihough, R.P, 1982. Total magnetic field anomaly, offshore British Columbia. Open-File Rep. - Geol. Surv. Can., 828.

Davis, E.E., and Becker, K., 1994. Formation temperatures and pressures in a sedimented rift hydrothermal system: ten months of CORK observations, Holes 857D and 858G. In Mottl, M.J., Davis, E.E., et al., Proc. ODP, Sci. Results, 139: College Station, TX (Ocean Drilling Program), 649-666.

Davis, E.E., and Currie, R.G. 1993. Geophysical observations of the northern Juan de Fuca Ridge system: lessons in sea-floor spreading. Can. J. Earth Sci., 30:278-300.

Davis, E.E., Chapman, D.S., Mottl, M.J., Bentkowski, W.J., Dadey, K., Forster, C., Harris, R., Nagihara, S., Rohr, K., Wheat, G., and Whiticar, M., 1992. FlankFlux: an experiment to study the nature of hydrothermal circulation in young oceanic crust. Can. J. Earth Sci., 29:925-952.

Donnelly, T.W., Thompson, G., and Salisbury, M.H., 1980. The chemistry of altered basalts at Site 417, DSDP Leg 51. In Donnelly, T., Francheteau, J., et al., Init. Repts., DSDP, 51, 52, 53 (Pt. 2): Washington (U.S. Govt. Printing Office), 1319-1330.

Fisher, A.T., Becker, K., Narasimhan, T.N., Langseth, M.G., and Mottl, M.J., 1990. Passive, off-axis convection through the southern flank of the Costa Rica rift. J. Geophys. Res., 95:9343-9370.

Fisher, A.T., and Becker, K., 1995. Correlation between seafloor heat flow and basement relief: observational and numerical examples and implications for upper crustal permeability. J. Geophys. Res., 100:12641-12657.

Green, K.E., Von Herzen, R.P., and Williams, D.L. 1981. The Galapagos spreading center at 86°W: a detailed geothermal field study. J. Geophys. Res., 86:979-986.

Hartline, B.K., and Lister, C.R.B., 1981. Topographic forcing of supercritical convection in a porous medium such as the oceanic crust. Earth Plan. Sci. Lett., 55:75-86.

Houtz, R., and Ewing, J.R., 1976. Upper crustal structure as a function of plate age. J. Geophys. Res., 81:2490-2498.

Jacobson, R.S., 1992. Impact of crustal evolution on changes of the seismic properties of the uppermost oceanic crust. Rev. Geophys., 30:23-42.

Johnson, H.P., and Holmes, M.L., 1989. Evolution in plate tectonics: the Juan de Fuca Ridge. In Winter, E.L., Hussong, D.M., and Decker, R.E. (Eds.), The Eastern Pacific Ocean and Hawaii. Geol. Soc. Am., Geol. of North Am. Ser., N:73-91.

Langseth, M.G., Becker, K., Von Herzen, R.P., and Schultheiss, P., 1992. Heat and fluid flux through sediment on the western flank of the Mid-Atlantic Ridge: a hydrogeological study of North Pond. Geophys. Res. Lett., 19:517-520.

Langseth, M.G., Mottl, M.J., Hobart, M.A., and Fisher, A., 1988. The distribution of geothermal and geochemical gradients near Site 501/504: implications for hydrothermal circulation in the oceanic crust. In: Becker, K., Sakai, H., et al., Proc. ODP, Init. Repts. 111: College Station, TX (Ocean Drilling Program), 23-32.

Lister, C.R.B., 1977. Estimators for heat flow and deep rock properties based on boundary layer models. Tectonophysics, 41:157-171.

Lister, C.R.B., 1972. On the thermal balance of a mid-ocean ridge. Geophys. J. Roy. Astr. Soc., 26:515-535.

Lowell, R.P., 1980. Topographically driven subcritical hydrothermal convection in the oceanic crust. Earth Plan. Sci. Lett., 49:21-28.

Mottl, M.J., 1989. Hydrothermal convection, reaction, and diffusion in sediments on the Costa Rica Rift flank: pore-water evidence from ODP Sites 677 and 678. In Becker, K., Sakai, H., et al., Proc. ODP, Sci. Results, 111: College Station, TX (Ocean Drilling Program), 195-213.

Mottl, M.J., and Wheat, C.G., 1994. Hydrothermal circulation through mid-ocean ridge flanks: heat and magnesium fluxes. Geochim. Cosmochim. Acta, 58:2225-2237.

Mottl, M.J., Wheat, C.J., Malahoff, A., Davis, E.E., and Baker, E.T., 1993. Hydrothermal venting through outcrops on 3.5 Ma-old crust, eastern flank of the Juan de Fuca Ridge near 48°N: FlankFlux 92. Eos Trans. AGU, 74: 241.

Purdy, G.M., 1987. New observations of the shallow seismic structure of young oceanic crust, J. Geophys. Res., 92:9351-9362.

Rohr, K., 1994. Increase of seismic velocities in upper oceanic crust and hydrothermal circulation in the Juan de Fuca plate. Geophys. Res. Lett., 21:2163-2166.

Sclater, J.G., Crowe, J., and Anderson, R.N., 1976. On the reliability of oceanic heat flow averages. J. Geophys. Res., 81:2997-3006.

Spell, T.L., and McDougall, I., 1992. Revisions to the age of the Brunhes-Matuyama boundary and the Pleistocene geomagnetic polarity time scale. Geophys. Res. Lett., 19:1181-1184.

Thomson, R.E., Davis, E.E., and Burd, B.J., 1995. Hydrothermal venting and geothermal heating in Cascadia Basin. J. Geophys. Res., 100:6121-6142.

Von Herzen, R.P., Detrick, R.S., Crough, T., Epp, D., and Fehn, U., 1982. Thermal origin of the Hawaiian Swell: heat flow evidence and thermal models. J. Geophys. Res., 87:6711.

Wheat, C.G., and Mottl, M.J., 1994. Hydrothermal circulation, Juan de Fuca Ridge eastern flank: factors controlling basement water composition. J. Geophys. Res., 99: 3067-3080.

Williams, D.L., and Von Herzen, R.P., 1974. Heat loss from the Earth: new estimate. Geology, 2:327.

Wilkens, R.H., Freyer, G.J.,and Karsten, J., 1991. Evolution of porosity and seismic structure of upper oceanic crust: importance of aspect ratios. J. Geophys. Res., 96:17981-17995.

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