2002 Denver Annual Meeting (October 27-30, 2002)

Session No. 96
Monday, 28 October 2002: 1:30 PM-5:35 PM

T30. Microbial Sulfur Transformations Throughout Earth's History: Development, Changes, and Future of the Biogeochemical Sulfur Cycle

GSA Geobiology & Geomicrobiology Division

 

Jan P. Amend and Katrina Edwards, Advocates
Paper #
Start Time
1
1:30 PM
THE ROLE OF ORGANIC SULFUR IN GLOBAL SULFUR CYCLING: LINKS TO INORGANIC SULFUR AND MICROBIAL PROCESSES
WERNE, Josef P., Large Lakes Observatory and Dept. of Chemistry, Univ of Minnesota Duluth, 10 University Dr, Duluth, MN 55812, HOLLANDER, David J., Marine Science, Univ of South Florida, St. Petersburg, FL 33701, LYONS, Timothy W., Department of Geological Sciences, Univ. of Missouri, Columbia, MO 65211 and SINNINGHE DAMSTÉ, Jaap S., Marine Biogeochemistry and Toxicology, Royal Netherlands Institute for Sea Rsch (NIOZ), PO Box 59, Den Burg, 1790 AB, Netherlands, jwerne@d.umn.edu, jwerne@d.umn.edu
2
1:50 PM
SIGNIFICANCE OF A TAURINE:PYRUVATE AMINOTRANSFERASE IN TAURINE DESULFONATION BY ANAEROBIC BACTERIA
NOVAK, Ryan T., GRITZER, Rachel F., MOFFITT, Ken, GODCHAUX, Walter and LEADBETTER, Edward R., Molecular and Cell Biology, Univ of Connecticut, 358 Mansfield Rd, U2131 Beach Hall, Storrs, CT 06040, Ryan.novak@uconn.edu, Ryan.novak@uconn.edu
3
2:05 PM
SULFUR ISOTOPES AS PALEOENVIRONMENTAL INDICATORS: EVOLUTIONARY IMPLICATIONS
ANBAR, Ariel D., Department of Earth and Environmental Sciences, Univ of Rochester, Rochester, NY 14627 and KNOLL, Andrew H., Botanical Museum, Harvard Univ, 26 Oxford St, Cambridge, MA 02138, anbar@earth.rochester.edu, anbar@earth.rochester.edu
4
2:20 PM
SULFUR ISOTOPE CONSTRAINTS ON THE SNOWBALL EARTH
KAUFMAN, Alan Jay, Department of Geology, Univ of Maryland, College Park, College Park, MD 20742, VARNI, Michael A., Dept. Geol, Univ. Maryland, College Park, MD 20742 and WING, Boswell, Dept. of Geology and ESSIC, Univ. Maryland, College Park, MD 20742, kaufman@geol.umd.edu, kaufman@geol.umd.edu
5
2:40 PM
FACIES-DEPENDENT SULFUR ISOTOPIC FRACTIONATION IN A MID-PROTEROZOIC MARINE BASIN
SHEN, Yanan1, KNOLL, Andrew1 and WALTER, Malcolm2, (1)Botanical Museum, Harvard Univ, 26 Oxford Street, Cambridge, MA 02138, (2)Department of Earth and Planetary Sciences, Macquarie Univ, NSW 2109, Australia, yshen@oeb.harvard.edu, yshen@oeb.harvard.edu
6
2:55 PM
PROKARYOTE – EUKARYOTE ASSOCIATIONS IN SULFIDIC ENVIRONMENTS AND THEIR POSSIBLE EFFECTS ON S-CYCLING AND THE GEOLOGIC RECORD
BERNHARD, Joan M., Environmental Health Sciences, University of South Carolina, Columbia, SC 29208, joan.bernhard@sc.edu, joan.bernhard@sc.edu
7
3:15 PM
SULFUR CYCLING IN AN ANOXIC SURFICIAL SPRING
DEWERS, Thomas1, SENKO, John2, ELSHAHED, Mostafa S.2, CAMPBELL, Brian1, HENRICKSEN, James2 and LEE, Krumholz2, (1)School of Geology and Geophysics, Univ of Oklahoma, 100 East Boyd Street, Suite 810, Norman, OK 73019, (2)Department of Botany and Microbiology and Institute for Energy and the Environment, University of Oklahoma, 770 Van Vleet Oval, Norman, OK 73019, tdewers@ou.edu, tdewers@ou.edu
8
3:30 PM
METABOLIC ENERGY FROM SULFUR REDOX FOR HYPERTHERMOPHILES IN VULCANO HOT SPRINGS
AMEND, Jan P., Department of Earth & Planetary Sciences, Washington Univ, 1 Brookings Dr, CB 1169, Washington University, Saint Louis, MO 63130-4899, amend@levee.wustl.edu, amend@levee.wustl.edu
9
3:45 PM
MULTIPLE ISOTOPE SULFUR FRACTIONATIONS PRODUCED DURING SULFATE REDUCTION: CONTEXT FOR INTERPRETATION AND ASTROBIOLOGICAL IMPLICATIONS
FARQUHAR, J.1, CANFIELD, D.2, HABICHT, K.2, AIRIEAU, S.3 and THIEMENS, M.H.3, (1)Geology and ESSIC, Univ of Maryland, College Park, MD 20742, (2)Danish Center for Earth Systems Science and Institute of Biology, Odense Univ, Odense, Denmark, (3)Chemistry, UCSD, la Jolla, CA 92093, jfarquha@essic.umd.edu, jfarquha@essic.umd.edu
10
4:00 PM
SULFUR CYCLING IN GAS HYDRATE SYSTEMS OF THE GULF OF MEXICO, PART II: SULFUR AND OXYGEN ISOTOPE RELATIONSHIPS
FORMOLO, Michael J., LYONS, Timothy W., ZHANG, Chuanlun and TITKEMEIER, Kelly R., Department of Geological Sciences, Univ of Missouri-Columbia, 101 Geological Sciences Bldg, Columbia, MO 65211, formolom@hotmail.com, formolom@hotmail.com
11
4:15 PM
MATHEMATICAL MODELS OF ANCIENT AND MODERN MICROBIAL MATS
HERMAN, Ellen K., NASA Astrobiology Institute and Department of Geosciences, Penn State, 438 Deike Bldg, University Park, PA 16802 and KUMP, Lee R., NASA Astrobiology Institute and Department of Geosciences, Penn State, 535 Deike Bldg, University Park, PA 16802, ekherman@geosc.psu.edu, ekherman@geosc.psu.edu
12
4:30 PM
SULFATE-SULFIDE ISOTOPIC FRACTIONATION REFLECTING VARIABLE METABOLIC STRATEGIES FOR SULFATE REDUCING BACTERIA IN THE DEEP GOLD MINES OF THE WITWATERSRAND BASIN, SOUTH AFRICA
BOICE, A. Erik and PRATT, Lisa M., Geological Sciences, Indiana Univ, 1001 East 10th Street, Bloomington, IN 47405, aboice@indiana.edu, aboice@indiana.edu
13
4:45 PM
SULFUR CYCLING AND NUTRIENT SPIRALING IN KARST
ENGEL, Annette Summers1, STERN, Libby A.2, PORTER, Megan L.3 and BENNETT, Philip C.1, (1)Geological Sciences, Univ of Texas at Austin, Austin, TX 78712, (2)Geological Sciences, University of Texas at Austin, Austin, TX 78712, (3)Department of Zoology, Brigham Young Univ, Provo, UT 84602, aengel@mail.utexas.edu, aengel@mail.utexas.edu
14
5:00 PM
METAL SULFIDE OXIDATION - THE IMPORTANCE OF MICROORGANISMS AND SULFUR COMPOUNDS IN DIFFERENT ENVIRONMENTS
SCHIPPERS, Axel, Geomicrobiology group, Federal Institute for Geosciences and Nat Rscs, Stilleweg 2, Hannover, 30655, Germany, A.Schippers@bgr.de, A.Schippers@bgr.de
15
5:20 PM
BIOALTERATION OF SULFIDE MINERALS AT THE SEAFLOOR
EDWARDS, Katrina J and ROGERS, Daniel R, Marine Chemistry & Geochemistry, Woods Hole Oceanographic Institution, McLean Lab, MS #8, Woods Hole, MA 02543, kedwards@whoi.edu, kedwards@whoi.edu
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