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| 45-1 | 9:00 AM | FE CYCLING IN MODERN AND ANCIENT ANOXIC ENVIRONMENTS AND FUTURE DIRECTIONS FOR THE FE ISOTOPE PALEOPROXY: SEVERMANN, Silke1, ANBAR, Ariel2, LYONS, Timothy W.1, and MCMANUS, James3, (1) Dept of Earth Sciences, University of California, Riverside, 1432 Geology, Riverside, CA 92521-0423, silkes@geology.wisc.edu, (2) Dept of Geological Sciences and Dept of Chemistry & Biochemistry, Arizona State University, Tempe, AZ 85287-1404, anbar@ASU.edu, (3) College of Oceanic and Atmospheric Sciences, Oregon State University, 104 Ocean Admin Bldg, Corvallis, 97331-5503 |
| 45-2 | 9:20 AM | A COUPLED CLIMATE SIMULATION OF THE LATE PERMIAN: IMPLICATIONS FOR GLOBAL ANOXIA: KIEHL, Jeffrey T., Climate Change Research Section, National Center for Atmospheric Research, 1850 Table Mesa Drive, Boulder, CO 80305, jtkon@ucar.edu. |
| 45-3 | 9:40 AM | EUXINIA AS THE CAUSE OF THE END-PERMIAN MASS EXTINCTION: EVIDENCE FROM SULFUR ISOTOPE CHEMOSTRATIGRAPHY: MARENCO, Pedro J.1, CORSETTI, Frank A.1, BAUD, Aymon2, BOTTJER, David3, and KAUFMAN, Alan J.4, (1) Earth Sciences, University of Southern California, ZHS 117, Los Angeles, CA 90089-0740, fcorsett@usc.edu, (2) Geol Museum, UNIL-BFSH2, Lausanne, CH-1015, Switzerland, (3) Department of Earth Sciences, University of Southern California, Zumberge Hall 117, Los Angeles, CA 90254, (4) Geology, Univ of Maryland, College Park, MD 20742 |
| 45-4 | 10:00 AM | A COMPARISON OF THE NEOPROTEROZOIC AND PALEOZOIC CARBON CYCLES: CRAMER, Bradley D., Department of Geological Sciences, The Ohio State University, 170 Mendenhall Laboratories, 125 S. Oval Mall, Columbus, OH 43210, cramer.70@osu.edu and SALTZMAN, Matthew R., Department of Geological Sciences, The Ohio State Univ, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210 |
| | 10:20 AM | Break |
| 45-5 | 10:40 AM | OCEAN HYPERSTRATIFICATION FOLLOWING THE MARINOAN (NEOPROTEROZOIC) GLACIATION: HALVERSON, Galen Pippa, LMTG, Université Paul Sabatier, UMR 5563, 14 Edouard Belin, Toulouse, 31000, France, galen.halverson@lmtg.obs-mip.fr, HOFFMAN, Paul F., Earth & Planetary Sciences, Harvard Univ, 20 Oxford St, Cambridge, MA 02138, and HURTGEN, Matthew T., Department of Earth and Planetary Sciences, Harvard Univ, 20 Oxford Street, Cambridge, MA 02138 |
| 45-6 | 11:00 AM | SULFUR CYCLING IN THE AFTERMATH OF A NEOPROTEROZOIC SNOWBALL GLACIATION: EVIDENCE FOR A SYN-GLACIAL SULFIDIC DEEP OCEAN?: HURTGEN, Matthew T., Department of Earth and Planetary Sciences, Harvard Univ, 20 Oxford Street, Cambridge, MA 02138, mhurtgen@fas.harvard.edu, HALVERSON, Galen P., Laboratoire des Mécansimes et Transferts en Géologie (LMTG), Université Paul Sabatier, 14 Avenue Edouard Belin, Toulouse, 31400, France, ARTHUR, Michael A., Department of Geosciences, Pennsylvania State Univ, University Park, PA 16802, and HOFFMAN, Paul F., Earth & Planetary Sciences, Harvard Univ, 20 Oxford St, Cambridge, MA 02138 |
| 45-7 | 11:20 AM | TRACE METALS IN PRECAMBRIAN BLACK SHALES AND THE EVOLVING REDOX STATE OF THE EARLY OCEAN: SCOTT, Clint1, LYONS, Timothy W.2, ANBAR, Ariel3, BEKKER, Andrey4, POULTON, Simon5, and CANFIELD, Don5, (1) Department of Earth Sciences, University of California, Riverside, CA 92521, ctshcd@mizzou.edu, (2) Earth Sciences, University of California, Riverside, 1462 Geology, Riverside, CA 92521-0423, (3) Department of Geological Sciences and Department of Chemistry and Biochemistry, Arizona State University, Tempe, AZ 85287-1404, (4) Geophysical Lab, Carnegie Institution of Washington, 5251 Broad Branch Road, Washington, DC 20015, (5) Danish Center for Earth System Science, Institute of Biology, University of Southern Denmark, Odense M |
| 45-8 | 11:40 AM | THE EFFECT OF HYPOTHETICAL PRECAMBRIAN OCEAN CHEMISTRY ON THE PHOTO-OXIDATION OF FE(II) AND SIGNIFICANCE FOR BANDED IRON FORMATIONS: AMSKOLD, Larry and KONHAUSER, Kurt O., Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, lamskold@ualberta.ca |
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