T245 Seafloor Hydrogeology: Investigating Fluid Flow through the Oceanic Crust and Seafloor Sediments

Wednesday, 19 October 2005
1:30 PM - 5:30 PM

Presentations

• 1:40 PM
  HYDROTHERMAL HEAT AND MASS FLUXES THROUGH MID-OCEAN RIDGE AXIS AND FLANKS
  Michael J. Mottl, University of Hawaii, Honolulu, HI
  94361 (Technical Sessions)
• 2:00 PM
  ORGANIC COMPOUNDS AS INDICATORS OF FLUID FLOW IN THE OCEANIC CRUST
  Anna M. Cruse, Oklahoma State University, Stillwater, OK and Jeffrey S. Seewald, Woods Hole Oceanographic Institution, Woods Hole, MA
  95371 (Technical Sessions)
• 2:15 PM
  USING GEOCHEMICAL ALTERATION OF SEAFLOOR BASALTS AS A PROXY FOR FLUID-FLOW FLUXES THROUGH THE OCEAN CRUST
  Lindsay B. Masters, Colby College, Waterville, ME and Jennifer Shosa, Colby College, Waterville, ME
  93509 (Technical Sessions)
• 2:30 PM
  INVESTIGATING MINERAL AND GEOCHEMICAL MANIFESTATIONS OF RIDGE FLANK ADVECTION ON ABYSSAL HILL TERRAIN NEAR THE EAST PACIFIC RISE
  Katherine E. Inderbitzen, UC Santa Barbara, Santa Barbara, CA
  94003 (Technical Sessions)
• 3:00 PM
  FLUID FLOW THROUGH SEAMOUNTS: IMPLICATIONS FOR GLOBAL HEAT AND MASS FLUX
  Robert N. Harris, Oregon State University, Corvallis, OR and Andrew T. Fisher, University of California at Santa Cruz, Santa Cruz, CA and David S. Chapman, University of Utah, Salt Lake City, UT
  95705 (Technical Sessions)
• 3:20 PM
  LARGE-SCALE POROUS FEATURES IN THE CALDERA OF A SEAMOUNT
  Lisa Gilbert, Williams College Williams-Mystic, Mystic, CT
  92688 (Technical Sessions)
• 3:35 PM
  DOLOMITIZATION OF A TRIASSIC ATOLL IN A NOVEL SEAFLOOR FLUID FLOW SYSTEM BY REACTION OF LIMESTONE WITH DIFFUSE EFFLUENT, LATEMAR CARBONATE BUILDUP, DOLOMITES, NORTHERN ITALY
  Sarah Carmichael, Johns Hopkins University, Baltimore, MD and John Ferry, Johns Hopkins University, Baltimore, MD
  93615 (Technical Sessions)
• 3:50 PM
  ABNORMAL FLUID PRESSURES AND FLUID FLOW AT ODP SITE 1251, SOUTHERN HYDRATE RIDGE, OREGON
  Jill L. Weinberger, Scripps Institution of Oceanography / UCSD, La Jolla, CA and Kevin M. Brown, Univ of California, San Diego, La Jolla, CA
  94613 (Technical Sessions)
• 4:20 PM
  SR ISOTOPIC COMPOSITION OF PORE-WATERS, SERPENTINE MUDS, AND MANTLE ROCK CHIPS IN THE CHOMORRO SEAMOUNT, MARIANAS FOREARC REGION: IMPLICATIONS FOR SUBDUCTION ZONE PROCESSES, MUD FLOW RATES, AND EQUILIBRATION TIMES
  M.E. Bickford, Syracuse University, Syracuse, NY and Donald Siegel, Syracuse University, Syracuse, NY and Barbara M. Hill, Syracuse University, Syracuse, NY and Ines Otz, Syracuse University, Syracuse, NY and Jennifer D. Shosa, Colby College, Waterville, ME
  90366 (Technical Sessions)
• 4:35 PM
  SMECTITE TRANSFORMATION IN THE NANKAI TROUGH: EFFECTS ON SUBDUCTION ZONE MECHANICS AND HYDROGEOLOGY
  Demian M. Saffer, The Pennsylvania State University, University Park, PA and Michael B. Underwood, Univ Missouri - Columbia, Columbia, MO and Alexander W. McKiernan, The Pennsylvania State University, University Park, PA
  96467 (Technical Sessions)
• 4:50 PM
  THE ROLE OF SEDIMENT PERMEABILITIES IN RESTRICTING FLOW AND MAINTAINING HIGH PORE PRESSURES IN SUBDUCTION ZONES
  Barbara Bekins, U.S. Geological Survey, Menlo Park, CA and Dorit Matmon, U.S. Geological Survey, Menlo Park, CA
  97712 (Technical Sessions)
• 5:10 PM
  FUTURE TRENDS IN OCEANIC CRUSTAL HYDROGEOLOGY: LONG-SCALE TRANSPORT, CONTINUOUS MONITORING, AND MULTIDISCIPLINARY COLLABORATION
  Andrew T. Fisher, UC Santa Cruz, Santa Cruz, CA
  93691 (Technical Sessions)