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Creator:: Furnes, Harald, Thorseth, Ingunn H., Tumyr, Ole, Torsvik, Terje, and Fisk, Martin R.
Abstract:: Within the altered parts of the glass rim of pillow lavas of Hole 896A, at depths at least 432 m below seafloor (237 m below the top of volcanic basement), microbes have been identified. This is indicated by the size and shapes of alteration textures and verified by the presence...
Resource Type:: Article
Full Text:: FROM HOLE 896A1 Harald Furnes,2 Ingunn H. Thorseth,2 Ole Tumyr,2 Terje Torsvik,3 and Martin R. Fisk4

Creator:: Fisk, Martin R. and Giovannoni, Stephen J.
Abstract:: Hydrothermal vents appear to be the tip of the subsurface biosphere in the ocean crust. The primary prducers in this biosphere are prokaryotes that tolerate a wide variety of physical and chemical conditions and are versatile in their use of inorganic compounds to drive metabolism. A synthesis of chemical and...
Resource Type:: Article
Full Text:: , 1994. Fisk, M. R., S. J. Giovannoni, E. Urbach, and I. H. Thorseth, Microbial weathering of the

Creator:: Giovannoni, Stephen J., Fisk, Martin R., Mullins, Thomas D., and Furnes, Harald
Abstract:: The majority of the Earth's shallow crust is composed of basalt that erupted on the seafloor and was subsequently altered by chemical exchange with seawater. One aspect of this alteration is the replacement of glass by secondary minerals, including clays. Petrographic thin sections from ODP Holes 504B and 896A revealed...
Resource Type:: Article
Full Text:: . Cosmo- chim. Acta, 47:337-350. Thorseth, I.H., Furnes, H., and Heldal, M., 1992. The importance of

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