2015 GSA Annual Meeting in Baltimore, Maryland, USA (1-4 November 2015)

Session No. 55
Sunday, 1 November 2015: 1:30 PM-5:30 PM
Room 338 (Baltimore Convention Center)

T48. Geomicrobiology: Microbes as a Geologic Force on Modern and Ancient Earth

GSA Geobiology & Geomicrobiology Division; Geochemical Society
Nathan Yee and Clara S. Chan, Session Chairs
Paper #
Start Time
1:30 PM
THE IMPORTANCE OF CO2 ON THE AVAILABILITY OF PHOSPHATE ON THE PREBIOTIC EARTH
SCHOONEN, Martin A., Biological, Environmental and Climate Sciences, Brookhaven National Laboratory, Bldg 460, Upton, NY 11973-5000 and SAHAI, Nita, Polymer Science and Geology, University of Akron, 170 University Avenue, University of Akron, Akron, OH 44325-3909, mschoonen@bnl.gov
1:45 PM
MINERAL-ASSISTED ORGANIC TRANSFORMATIONS OF CARBOXYLIC ACIDS AT HYDROTHERMAL CONDITIONS
JOHNSON, Kristin N.1, WILLIAMS, Lynda B.2, GOULD, Ian R.1, HARTNETT, Hilairy E.3 and SHOCK, Everett L.3, (1)Chemistry and Biochemistry, Arizona State University, Tempe, AZ 85287-1404, (2)School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287-1404, (3)School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287-1404; Chemistry and Biochemistry, Arizona State University, Tempe, AZ 85287-1404, Kristin.N.Johnson@asu.edu
2:00 PM
FE-SILICATE STABILITY, REACTIVE TRANSPORT PROCESSES, AND FLUXES OF H2 FROM HYDROTHERMAL VENTS THROUGH EARTH HISTORY
TUTOLO, Benjamin M., Department of Earth Sciences, University of Oxford, South Parks Road, Oxford, OX30TX, United Kingdom, SEYFRIED Jr., William E., Department of Earth Sciences, University of Minnesota, 310 Pillsbury Drive SE, Minneapolis, MN 55455-0219 and TOSCA, Nicholas, Department of Earth Sciences, University of Oxford, South Parks Road, Oxford, OX1 3AN, United Kingdom, benjamin.tutolo@earth.ox.ac.uk
55-4
2:15 PM
Withdrawn
2:30 PM
GEOCHEMICAL SOCIETY INGERSON LECTURE: ARCHEAN (3.35 GA) LIFE ON LAND IN WESTERN AUSTRALIA
RETALLACK, Gregory J., Department of Geological Sciences, University of Oregon, Eugene, OR 97403, gregr@uoregon.edu
2:45 PM
MICROBIALLY INDUCED SEDIMENTARY STRUCTURES (MISS) FROM THE PALEOPROTEROZOIC GORDON LAKE FORMATION, HURONIAN SUPERGROUP, CANADA
HILL, Carolyn M. and CORCORAN, Patricia L., Earth Sciences, University of Western Ontario, 1151 Richmond St. N, London, ON N6A5B7, Canada, chill59@uwo.ca
3:00 PM
MICROBIAL METABOLISMS INFLUENCE CARBONATE PRECIPITATION IN A LAMINATED MICROBIAL MAT
WILMETH, Dylan T.1, GRIM, Sharon L.2, KRUSOR, Megan3, JOHNSON, Hope A.4, BERELSON, William M.1, STAMPS, Blake W.5, STEVENSON, Bradley S.6, PIAZZA, Olivia1, CORSETTI, Frank A.1 and SPEAR, John R.7, (1)Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, (2)Dept. of Earth & Environmental Sciences, University of Michigan, Ann Arbor, MI 48109-1005, (3)Microbiology Graduate Group, UC Davis, Davis, CA 95616, (4)Department of Biological Science, California State University, Fullerton, 800 N. State College Blvd, Fullerton, CA 92831, (5)Department of Microbiology and Plant Biology, University of Oklahoma, Norman, OK 73019, (6)Department of Microbiology and Plant Biology, University of Oklahoma, Norman, OK 73072, (7)Division of Environmental Science and Engineering, Colorado School of Mines, Golden, CO 80401-1887, dwilmeth@usc.edu
3:15 PM
MOLECULAR EVIDENCE FOR A MICROBIAL ROLE IN OOID FORMATION AND PRESERVATION OF MOLECULAR BIOSIGNATURES IN ANCIENT OOLITE
O'REILLY, Shane S., Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02142, oreillys@mit.edu
3:30 PM
THE DEEP CONTINENTAL BIOSPHERE: ABUNDANCE, DIVERSITY AND ACTIVITY
ONSTOTT, Tullis1, LAU, C.Y.M.2, MAGNABOSCO, Cara2, SLATER, Greg F.3, SHERWOOD LOLLAR, Barbara4, KIEFT, Thomas5, STEPANAUSKAS, Ramunas6, VAN HEERDEN, Esta7 and BORGONIE, G.8, (1)Geosciences, Princeton University, Guyot Hall, Washington Rd, Princeton, NJ 08540, (2)Department of Geosciences, Princeton University, Princeton, NJ 08544, (3)School of Geography and Earth Sciences, McMaster University, 1280 Main St. West, Hamilton, ON L8S 4K1, Canada, (4)Department of Geology, University of Toronto, 22 Russell Street, Toronto, ON M5S 3B1, Canada, (5)Dept. of Biology, New Mexico Tech, Albequerque, NM 87801, (6)Single Cell Genomics Center, Bigelow Laboratory for Ocean Sciences, East Boothbay, ME 04544, (7)Dept. of Biotechnology, University of Free State, P.O. Box 339, Bloemfontein, 9300, South Africa, (8)Department of Biology, Nematology Section, Ghent University, Ledeganckstraat 35, Ghent, B9000, Belgium, tullis@princeton.edu
3:45 PM
FAST-GROWING SLIME CURTAINS REVEAL A DYNAMIC NITROGEN (AND IRON?) WORLD IN THE SHALLOW SUBSURFACE
CARDMAN, Zena1, MACALADY, Jennifer L.1, SCHAPERDOTH, Irene1, BROAD, Kenneth2 and KAKUK, Brian3, (1)Geosciences, Pennsylvania State University, University Park, PA 16802, (2)Rosenstiel School of Marine & Atmospheric Science, Division of Marine Affairs & Policy, Coral Gables, FL 33146; Rosenstiel School of Marine & Atmospheric Science, Division of Marine Affairs & Policy, Coral Gables, FL 33146, (3)Bahamas Caves Research Foundation, PO Box AB20755, Marsh Harbour, ABACO, Bahamas, jlm80@psu.edu
4:00 PM
SPATIAL RELATIONSHIPS AND PHYSICAL DYNAMICS OF CHLOROBACULUM TEPIDUM AND EXTRACELLULAR S(0) GLOBULES
MARNOCHA, Cassandra L.1, POWELL, Deborah H.2, SABANAYAGAM, Chandran2, TUERK, Amalie L.3, HANSON, Thomas E.4 and CHAN, Clara S.1, (1)Department of Geological Sciences, University of Delaware, Newark, DE 19716, (2)Delaware Biotechnology Institute, Newark, DE 19711, (3)Department of Chemical and Biomolecular Engineering, Newark, DE 19716, (4)School of Marine Science and Policy, Newark, DE 19716, marnocha@udel.edu
4:15 PM
REACTIVITY OF ELEMENTAL SULFUR NANOPARTICLES AND THEIR ROLE ON THE BIOGEOCHEMICAL CYCLING OF SULFUR
KAFANTARIS, Fotios-Christos A.1, DRUSCHEL, Gregory1, DVORSKI, Sabine2, SCHMITT-KOPPLIN, Philippe2 and HU, Yongfeng3, (1)Department of Earth Sciences, Indiana University - Purdue University Indianapolis, 723 W. Michigan Ave., SL118, Indianapolis, IN 46202, (2)Analytical BioGeoChemistry, German Research Center for Environmental Health (GmbH), Helmholtz Zentrum Muenchen, Neuherberg, 85764, Germany, (3)Canadian Light Source, 101 Perimeter Rd., Saskatoon, SK S7N 0X4, Canada, fotkafan@iupui.edu
4:30 PM
ENVIRONMENTAL IMPACT OF FUNGI-MEDIATED REDOX TRANSFORMATIONS OF SELENIUM
SANTELLI, Cara, Department of Earth Sciences, University of Minnesota, Minneapolis, DC 55455, ROSENFELD, Carla, University of Minnesota, Minneapolis, MN 55455 and JAMES, Bruce, University of Maryland, College Park, MD 20742, sante079@umn.edu
4:45 PM
IMPACT OF BUFFERS ON MYCOGENIC MANGANESE OXIDE FORMATION
HINKLE, Margaret A.G., Mineral Sciences Department, Smithsonian Institution, PO Box 37012, MRC 119, Washington, DC 20013, SANTELLI, Cara, National Museum of Natural History, Smithsonian Institute, Washington D.C, 20560 and POST, Jeffrey E., Dept. of Mineral Sciences, Smithsonian Institution, P.O. Box 37012, Washington, DC 20013-7012, HinkleM@si.edu
5:00 PM
FUNGI-INDUCED CHEMICAL WEATHERING OF ASBESTIFORM CHRYSOTILE
FOWLER, Alexandré, National Museum of Natural History, Smithsonian Institution, Washington, DC 20560, SANTELLI, Cara, National Museum of Natural History, Smithsonian Institute, Washington D.C, 20560 and TENG, H. Henry, Department of Chemistry, the George Washington University, 725 21st Street, NW, Washington, DC 20052, alexandre.fowler@gmail.com
5:15 PM
MINERALS MADE BY MICROBES THAT METABOLIZE ANTIMONY (SB) UNDER ANOXIC CONDITIONS
DOVICK, Meghan A., Department of Geological Sciences and Environmental Studies, Binghamton University, P.O. Box 6000, Binghamton, NY 13902 and KULP, Thomas R., Department of Geological Sciences and Environmental Studies, Binghamton University, State University of New York, Science 1 Building, Binghamton, NY 13902, mdovick1@binghamton.edu
See more of: Technical Sessions