Earth System Processes 2 (811 August 2005)
Session No. 42 Wednesday, August 10, 2005
1:30 PM-4:30 PM, Westin Hotel: Eau Claire North/South

T21. Microbial Ecology and Geobiology

Ulrich G. Wortmann and Susan Pfiffner, Presiding
 Paper #Start Time
42-11:30 PM Paper Withdrawn
42-22:10 PM MINERALOGICAL CONTROLS ON NUTRIENT (N AND P) SUPPLY IN THE DEEP BIOSPHERE: MANNING, David A.C.1, LARTER, Steve2, and BENNETT, Barry2, (1) Civil Engineering & Geosciences, University of Newcastle, Newcastle upon Tyne, NE1 7RU, david.manning@ncl.ac.uk, (2) Geology and Geophysics, University of Calgary, 44 Campus Place, NW, Calgary, AB T2N 1N4, Canada
42-32:30 PM CHARACTERIZING BULK ORGANICS IN THE DEEP ROCK SAMPLES FROM THE MARS ANALOG RIO TINTO EXPERIMENT: AN ANALOG FOR THE SEARCH FOR DEEP SUBSURFACE LIFE ON MARS: BONACCORSI, Rosalba, Geological, Environmental, and Marine Sciences, University of Trieste, Via E Weiss, 2, Trieste, 34127, bonaccor@units.it and STOKER, Carol R., NASA Ames Research Center, 245-3, Moffett Field CA 94035, Moffett Field, CA 94035
 2:50 PM Break
42-43:10 PM STABLE ISOTOPE RATIOS PROVIDE INSIGHTS INTO MECHANISMS OF MICROBIAL SOURING CONTROL IN OIL FIELDS USING NITRATE OR NITRITE: HUBERT, Casey1, VOORDOUW, Gerrit1, and MAYER, Bernhard2, (1) Department of Biological Sciences, University of Calgary, 2500 University Drive NW, Calgary, AB T2N 1N4, Canada, crhubert@ucalgary.ca, (2) Applied Geochemistry Group, Department of Geology and Geophysics, University of Calgary, 2500 University Drive NW, Calgary, AB T2N 1N4, Canada, bmayer@ucalgary.ca
42-53:30 PM A MODEL FOR VERTICALLY ORIENTED SURFACES IN MICROBIAL MATS: MURPHY, Megan A., SHEPARD, Rebekah N., and SUMNER, Dawn Y., Geology, Univ of California, 1 Shields Ave, Davis, CA 95616-5270, megmurphy@geology.ucdavis.edu
42-63:50 PM DEVELOPMENT OF COMPLEX MORPHOLOGY IN A CYANOBACTERIAL LABORATORY MODEL SYSTEM: IMPLICATIONS FOR THE INTERPRETATION OF FOSSIL MICROBIALITES: SHEPARD, Rebekah N., ALEXANDER, Kathryn M., MURPHY, Megan, and SUMNER, Dawn Y., Department of Geology, Univ of California, Davis, CA 95616, rnshepard@ucdavis.edu
42-74:10 PM DOLOMITE, MICROBIALITES AND SALT LAKES: CELEBRATING 75 YEARS OF LACUSTRINE DOLOMITE RESEARCH: LAST, William M.1, GINN, Fawn M.2, LONDRY, Kathleen3, and CHALATURNYK, Matthew1, (1) Univ Manitoba, 240 Wallace Bldg, Winnipeg, MB R3T 2N2, Canada, wm_last@umanitoba.ca, (2) Microbiology, University of Manitoba, 255 Wallace Building, Winnipeg, MB R3T 2N2, Canada, (3) Microbiology, University of Manitoba, Winnipeg, MB R3T 2N2, Canada

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