GSA Annual Meeting, November 5-8, 2001

Session No. 99
Wednesday, 7 November 2001: 8:00 AM-12:00 PM

Aqueous Geochemistry

 

Philip S. Neuhoff and Maurice Shevalier, Chairs
Paper #
Start Time
0
8:00 AM
SOLUBILITY OF CORUNDUM IN SUPERCRITICAL 0.1 MOLAL CACL2
WALTHER, John V., Geological Sciences, S.M.U, PO Box 750395, Dallas, TX 75275-0395, walther@mail.smu.edu, walther@mail.smu.edu
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8:15 AM
ATHERMAL SOLID SOLUTION MODELS FOR SI-AL SUBSTITUTION IN ANALCIME AND CHABAZITE
NEUHOFF, Philip S., BIRD, Dennis K. and STEBBINS, Jonathan F., Department of Geological and Environmental Sciences, Stanford Univ, Building 320; Room 118, Stanford, CA 94305-2115, neuhoff@geo.stanford.edu, neuhoff@geo.stanford.edu
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8:30 AM
THERMODYNAMIC AND CHEMICAL CONSTRAINTS ON THE RELATIVE STABILITIES OF NUCLEOTIDES, NUCLEOSIDES, AND NUCLEIC ACID BASES IN HYDROTHERMAL SYSTEMS
LAROWE, Douglas E. and HELGESON, Harold C., Univ California - Berkeley, 301 McCone Hall, Berkeley, CA 94720-4767, larowe@uclink4.berkeley.edu, larowe@uclink4.berkeley.edu
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8:45 AM
CARBON DIOXIDE REACTION PROCESSES IN A MODEL BRINE AQUIFER AT 200 C AND 200 BARS: IMPLICATIONS FOR SUBSURFACE CARBON SEQUESTRATION
KASZUBA, John P., Environmental Science and Waste Technology, Los Alamos National Lab, Mail Stop J514, Los Alamos, NM 87545, JANECKY, David R., Environmental Science and Waste Technology, Los Alamos National Lab, Mail Stop J591, Los Alamos, NM 87545 and SNOW, Marjorie G., Earth Environmental Sciences Division, Los Alamos National Lab, EES-6/MS D462, Los Alamos, NM 87545, jkaszuba@lanl.gov, jkaszuba@lanl.gov
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9:00 AM
SYSTEMATIC MICROBIAL CONTROL OF AQUEOUS ORGANIC/INORGANIC SPECIES IN BASIN WATERS AND SHALLOW GROUNDWATER
HUTCHEON, Ian E.1, MANNING, David A.C.2 and SHEVALIER, Maurice1, (1)Univ Calgary, 2500 University Dr NW, Calgary, AB T2N 1N4, Canada, (2)Agricultural & Environmental Science, Univ of Newcastle, Newcastle upon Tyne, NE1 7RU, United Kingdom, maurice@earth.geo.ucalgary.ca, maurice@earth.geo.ucalgary.ca
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9:15 AM
MAJOR GEOCHEMICAL MODIFICATION OF FORMATION WATERS ALONG SEDIMENTARY BASIN MARGINS: ROLE OF MICROBIAL METHANOGENESIS
MCINTOSH, Jennifer C.1, WALTER, Lynn M.1 and MARTINI, Anna M.2, (1)Department of Geological Sciences, Univ of Michigan, Ann Arbor, MI 48109-1063, (2)Department of Geology, Amherst College, Amherst, MA 01002, jmcintos@umich.edu, jmcintos@umich.edu
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9:30 AM
DO SILICATE DISSOLUTION MECHANISMS DEPEND ON PH?
OELKERS, Eric H., SCHOTT, Jacques and POKROVSKY, Oleg S., Laboratory of Geochemistry, Univ of Paul Sabatier, 38 rue des Trente Six Ponts, Toulouse, 31400, France, oelkers@lucid.ups-tlse.fr, oelkers@lucid.ups-tlse.fr
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9:45 AM
AN INTERFEROMETRY INVESTIGATION OF PHLOGOPITE DISSOLUTION: IMPLICATIONS FOR CRYSTAL DISSOLUTION WITHOUT THE FORMATION OF ETCH PITS
VAN DER KOLK, Dolores A., Department of Geological Sciences, California State University, Fullerton, P.O Box 6850, Fullerton, CA 92834-6850 and LUTTGE, Andreas, Department of Earth Sciences MS-126, Rice Univ, 6100 Main Street, Houston, TX 77005-1892, dv020031@student.fullerton.edu, dv020031@student.fullerton.edu
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10:00 AM
KINETICS OF DOLOMITE DISSOLUTION STUDIED BY INTERFEROMETRY AND A NEW CONCEPTUAL MODEL FOR MINERAL DISSOLUTION
LUTTGE, Andreas, Dept. of Earth Science MS-126, Rice Univ, 6100 Main Street, Houston, TX 77005-1892, WINKLER, Ulrich, Lucas Moser Weg, Sindelfingen, Germany and LASAGA, Antonio C., Geochemical Kinetics Rsch, aluttge@rice.edu, aluttge@rice.edu
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10:15 AM
THE EXTENT OF DISORDER AND KINETIC STABILITY OF OXYGEN SITES IN PHYLLOSILICATES : OXYGEN-17 NMR STUDY
LEE, Sung Keun, ZHAO, Peidong and STEBBINS, Jonathan F, Department of Geological and Environmental Sciences, Stanford University, Stanford, CA 94305, sklee@pangea.stanford.edu, sklee@pangea.stanford.edu
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10:30 AM
A TALE OF TWO RATES: IMPLICATIONS OF THE DISCREPANCY BETWEEN LABORATORY AND FIELD FELDSPAR DISSOLUTION RATES ON GEOLOGICAL CARBON SEQUESTRATION
ZHU, Chen, Earth and Planetary Science, Univ of Pittsburgh, 321 Old Engineering Hall, Pittsburgh, PA 15260, BLUM, Alex, U.S. Geological Survey, 3215 Marine St, Boulder, CO 80303, HEDGES, Sheila, Department of Energy, National Energy Technlogy Laboratory, P.O. Box 10940, Pittsburgh, PA 15236 and WHITE, Curt, National Energy Technology Laboratory, Department of Energy, P.O. Box 10940, Pittsburgh, PA 15236-0940, czhu@pitt.edu, czhu@pitt.edu
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10:45 AM
ALTERATION OF VOLCANIC MATTER IN SEDIMENTS OF THE WOODLARK BASIN, (ODP LEG 180): EVIDENCE FROM TRACE ELEMENTS AND ISOTOPIC SIGNATURES IN INTERSTITIAL WATER
DE CARLO, Eric Heinen, Oceanography, Univ of Hawaii, 1000 Pope Road, MSB 504, Honolulu, HI 96822, LACKSCHEWITZ, Klas K., Fachgebiet Petrologie der Ozeankruste, Fachbereich 5, Geowissenschaften, Postfach 330 440, Bremen, 28334, Germany and CARMODY, Rebecca, School of Ocean and Earth Science and Technology, Univ of Hawaii, Honolulu, HI 96822, edecarlo@soest.hawaii.edu, edecarlo@soest.hawaii.edu
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11:00 AM
Withdrawn
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11:15 AM
FORMATION OF PETRIFIED WOODS - AN ORGANIC MOLECULE-TEMPLATED SILICA MINERAL PRECIPITATION IN NATURE
WANG, Yifeng, TRU Waste System Engineering Department, Sandia National Laboratories, 4100 National Parks Highway, Carlsbad, NM 88220, XU, Huifang, Department of Earth & Planetary Sciences, Univ of New Mexico, Albuquerque, NM 87131 and BRYAN, Charles, Experimental & International Programs Department, Sandia National Laboratories, 4100 National parks Highway, Carlsbad, NM 88220, ywang@sandia.gov, ywang@sandia.gov
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11:30 AM
THE CHARACTER OF GLAUCONITE IN THE TWIGGS CLAY MEMBER ALONG ELKO ROAD, HOUSTON COUNTY, GEORGIA
WAMPLER, J. M.1, ELLIOTT, W. Crawford2, WHITE, Brandon W.3, PAJEWSKI, Kara A.3 and ELSER, Alfred M.4, (1)School of Earth and Atmospheric Sciences, Georgia Institute of Technology, Atlanta, GA 30332-0340, (2)Department of Geology, Georgia State Univ, Atlanta, GA 30303, (3)Department of Geology, Georgia State University, Atlanta, GA 30303, (4)Department of Geology, Georgea State Univ, Altanta, GA 30303, geowce@panther.gsu.edu, geowce@panther.gsu.edu
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11:45 AM
DIAGENETIC SALINITY CYCLES RECORD KASRT-WATER GEOCHEMISTRY
CSOMA, Anita Éva1, GOLDSTEIN, Robert H.1, MINDSZENTY, Andrea2 and SIMONE, Lucia3, (1)Department of Geology, The Univ of Kansas, 1475 Jayhawk Blvd, Lawrence, KS 66045-7613, (2)Applied and Environmental Geology Department, Eötvös L. Univ, Muzeum krt. 4/A, Budapest, H-1088, Hungary, (3)Earth Sciences Department, Univ 'Frederico II', Naples, 80138, Italy, csoma@ku.edu, csoma@ku.edu