2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM

Session No. 230
Tuesday, 7 October 2008: 8:00 AM-12:00 PM

T35. Paleozoic Oceanographic and Climatic Changes: Evidence from Seawater Geochemistry and Sedimentology Records I

Gulf Coast Association of Geological Societies


Ganqing Jiang and Uwe Brand, Advocates
Paper #
Start Time
8:00 AM
Introductory Remarks
8:15 AM
Isotope Record of Phanerozoic Seawater
VEIZER, Ján, Ottawa-Carleton Geoscience Center, University of Ottawa, Ottawa, ON K1N 6N5, Canada, jveizer@uottawa.ca, jveizer@uottawa.ca
8:35 AM
Geochemical Evidence for Widespread Reducing Ocean during the Middle to Late Cambrian
GILL, Benjamin, Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA 02138, LYONS, Timothy W., Dept. of Earth Sciences, University of California, Riverside, CA 92521, YOUNG, Seth, Geological Sciences, Indiana University, Bloomington, IN 47405, KUMP, Lee, Geosciences, Penn State Univ, 0535 Deike Bldg, University Park, PA 16802 and SALTZMAN, Matthew R., Department of Geological Sciences, The Ohio State University, Columbus, OH 43210, bgill003@ucr.edu, bgill003@ucr.edu
8:55 AM
Organic Carbon Isotope Evidence for Neoproterozoic Postglacial Methane Hydrate Destabilization
JIANG, Ganqing1, WANG, Xinqiang2, ZHANG, Shihong2, SHI, Xiaoying2 and DONG, Jin2, (1)Department of Geoscience, University of Nevada, Las Vegas, NV 89154-4010, (2)School of Earth Sciences and Resources, China University of Geosciences, Beijing, 100083, China, jiangg@unlv.nevada.edu, jiangg@unlv.nevada.edu
9:10 AM
A Significant Change of the Carbon Cycle through the Pc/C Boundary to Early Cambrian: Evidence from the C-Isotopic Records of a Drilling Core in Three Gorges Area, S China
ISHIKAWA, Tomoko1, UENO, Yuichro2, KOMIYA, Tsuyoshi3, SHU, Degan4, LI, Yong5, YOSHIDA, Naohiro6 and MARUYAMA, Shigenori3, (1)Department of Earth and Planetary Sciences, Tokyo Institute of technology, Tokyo, 152-8551, Japan, (2)Global Edge Istitute, Tokyo Institute of Technology, Tokyo, 152-8551, (3)Department of Earth and Planetary Sciences, Tokyo Institute of Technology, Tokyo, 152-8551, Japan, (4)Early Life Institute & Department of Geology, Northwest Universit, Xi’an, 710069, China, (5)ollege of Earth Science and Land Resources, Chang'an University, Xi’an, 710054, China, (6)Department of Environmental Science and Technology, Environmental Chemistry and Engineering, Tokyo Institute of Technology, Yokohama, 226-8502, Japan, ishikawa.t.ab@m.titech.ac.jp, ishikawa.t.ab@m.titech.ac.jp
9:25 AM
Carbon Isotope Fractionation in the Early Cambrian Ocean
WANG, Xinqiang1, JIANG, Ganqing1, SHI, Xiaoying2, DONG, Jin2 and ZHANG, Shihong2, (1)Department of Geoscience, University of Nevada, Las Vegas, NV 89154-4010, (2)School of Earth Sciences and Resources, China University of Geosciences, Beijing, 100083, China, wxqiang307@yahoo.com.cn, wxqiang307@yahoo.com.cn
9:40 AM
HERB, SPICE, Jose, and HICE: Stratigraphic Clues to the Role of Oceanographic Change within the Marine Carbon Cycle
RIPPERDAN, Robert L., Earth and Atmospheric Sciences, Saint Louis University, 3642 Lindell Boulevard, Saint Louis, MO 63108, ripperdan@eas.slu.edu, ripperdan@eas.slu.edu
9:55 AM
10:10 AM
The Impact of Ordovician Climate Change on the Carbonate Facies of the East Baltic (Estonia and northwest Russia)
HARRIS, Mark T., Univ of Wisconsin, PO Box 413, Milwaukee, WI 53201-0413, AINSAAR, Leho, Univ of Tartu, Tartu, Estonia and DRONOV, Andrei, Geological Institute, Russian Academy of Sceinces, Moscow, Russia, mtharris@uwm.edu, mtharris@uwm.edu
10:25 AM
Investigating the Timing of Late Ordovician Cooling and Glaciation Using Oxygen Isotopes of Conodont Apatite
ELRICK, Maya1, TYRA, Mark1, LESLIE, Stephen2 and ATUDOREI, Viorel1, (1)Earth and Planetary Sciences, University of New Mexico, MSC03 2040, 1 University of New Mexico, Albuquerque, NM 87131, (2)Geology and Environmental Sciences, James Madison University, MSC 6903, Harrisonburg, VA 22807, dolomite@unm.edu, dolomite@unm.edu
10:40 AM
Redox Cycling In the Greenhouse Ocean: Exploring Rapid Sulfur Isotope Variation In the Middle Ordovician
THOMPSON, Cara K., Earth Science Department, Santa Monica College, Santa Monica, CA 90405 and KAH, Linda C., Department of Earth & Planetary Sciences, University of Tennessee, Knoxville, TN 37996, cara.k.thompson@gmail.com, cara.k.thompson@gmail.com
10:55 AM
The Sedimentary Legacy of the Early Silurian Iriviken Excursion in the Appalachian and Baltic Basins: Cyclothems, Bioherms, and Authigenic Mineralization
MCLAUGHLIN, Patrick, Wisconsin Geological and Natural History Survey, 3817 Mineral Point Rd, Madison, WI 53705-5100, BRETT, Carlton E., Department of Geology, University of Cincinnati, Cincinnati, OH 45221-0013 and CRAMER, Bradley D., School of Earth Sciences, Division of Geological Sciences, The Ohio State University, 125 S. Oval Mall, Columbus, OH 43210, pimclaughlin@wisc.edu, pimclaughlin@wisc.edu
11:10 AM
Late Paleozoic Climate History Based on Oxygen Isotopes of Biogenic Apatite
JOACHIMSKI, Michael M., BUGGISCH, Werner and BREISIG, Stephan, GeoZentrum Nordbayern, University of Erlangen-Nuremberg, Schlossgarten 5, Erlangen, 91054, Germany, joachimski@geol.uni-erlangen.de, joachimski@geol.uni-erlangen.de
11:25 AM
Linking the Terrestrial and Marine Biogeochemical Cycles of Nitrogen and Phosphorus in the Late Frasnian Appalachian Basin
TUITE Jr, Michael L. and MACKO, Stephen, Environmental Sciences, University of Virginia, Clark Hall, Charlottesville, VA 22903, mtuite@virginia.edu, mtuite@virginia.edu
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