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Session No. 4
Sunday, 27 October 2013: 8:00 AM-12:00 PM
Mile High Ballroom 4EF (Colorado Convention Center)

Special Session: A Life in Earth History from Tectonics to Climate I: The Scientific Legacy of Paul F. Hoffman

GSA Geobiology & Geomicrobiology Division; Geochemical Society; GSA History and Philosophy of Geology Division; Paleoceanography/Paleoclimatology; Precambrian [At Large]; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology); GSA Structural Geology and Tectonics Division

 

Robert S. Hildebrand, Francis A. Macdonald, Samuel A. Bowring and Galen P. Halverson, Chairs
Paper #
Start Time
 
8:00 AM
Introductory Remarks
1
8:15 AM
PROTEROZOIC SUPERCONTINENTS AND GEOMAGNETIC SUPERCHRONS
EVANS, David A.D., Department of Geology and Geophysics, Yale University, New Haven, CT 06520 and DRISCOLL, Peter, Department of Geology & Geophysics, Yale University, 210 Whitney Avenue, New Haven, CT 06511, david.evans@yale.edu
2
8:35 AM
COUPLED OROCLINES OF THE SVECOFENNIAN OROGEN: A PALEOPROTEROZOIC TERRANE WRECK AND ITS IMPLICATIONS FOR CONTINENTAL CONSTRUCTION
JOHNSTON, Stephen T.1, LAHTINEN, R.2 and NIRONEN, Mikko2, (1)School of Earth and Ocean Sciences, University of Victoria, Bob Wright Centre, PO Box 3065 STN CSC, Victoria, BC V8W 3V6, Canada, (2)Geological Survey of Finland, PO Box 96, Espoo, FIN-02151, Finland, stj@uvic.ca
3
8:55 AM
A TIME-TRANSGRESSIVE RELATIONSHIP BETWEEN SILURIAN SALINIC OROGENESIS, MAGMATISM AND THE OLD RED SANDSTONE SEDIMENTATION IN THE NEWFOUNDLAND APPALACHIANS
VAN STAAL, Cees1, ZAGOREVSKI, Alexandre2 and MCNICOLL, Vicki2, (1)Geological Survey of Canada, 1500-605 Robson Street, Vancouver, BC V6B 5J3, Canada, (2)Geological Survey of Canada, 601 Booth St, Ottawa, ON K1A 0E8, Canada, cvanstaa@NRCan.gc.ca
4
9:15 AM
DO CORDILLERAN OROGENS EXIST?
HILDEBRAND, Robert S., Department of Geology, University of California, Davis, CA 95616-8605 and MOORES, Eldridge, Department of Geology, University of California, One Shields Avenue, Davis, CA 95616, bob@roberthildebrand.com
5
9:35 AM
WHERE ARE HOFFMAN’S RIFTED MARGINS OF RODINIA?
MACDONALD, Francis A., Department of Earth and Planetary Sciences, Harvard University, 20 Oxford St, Cambridge, MA 02138 and SMITH, Emily F., Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA 02138, fmacdon@fas.harvard.edu
 
9:55 AM
Break
6
10:10 AM
THE STRATIGRAPHIC AND ISOTOPIC RECORD OF NEOPROTEROZOIC FLOOD BASALT MAGMATISM, SNOWBALL GLACIATION, AND CONTINENTAL BREAK-UP IN NORTHWESTERN LAURENTIA
HALVERSON, Galen P.1, COX, Grant2, THÉOU-HUBERT, Lucie1, KUNZMANN, Marcus1, VOKATY, Michelle1, MACDONALD, Francis A.3 and STRAUSS, Justin V.4, (1)Earth and Planetary Sciences, McGill University, 3450 University St, Montreal, QC H3A0E8, Canada, (2)Earth and Planetary Sciences, McGill University, 3450 University St, Montreal, QC H3A 0E8, Canada, (3)Department of Earth and Planetary Sciences, Harvard University, 20 Oxford St, Cambridge, MA 02138, (4)Department of Earth and Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138, galen.halverson@mcgill.ca
7
10:30 AM
PROTEROZOIC-PHANEROZOIC CHEMOSTRATIGRAPHY OF THE SOUTHERN CANADIAN ROCKY MOUNTAINS
MAGUIRE, Thomas J., Earth and Planetary Sciences/GEOTOP, McGill University, Montreal, QC H2X2X8, Canada and HALVERSON, Galen P., Earth and Planetary Sciences, McGill University, 3450 University St, Montreal, QC H3A0E8, Canada, thomas.maguire@mail.mcgill.ca
8
10:45 AM
INITIATION OF PALEOPROTEROZOIC GLACIAL CYCLES: INSIGHTS FROM OSMIUM ISOTOPES
CUMMING, Vivien M., Department of Earth Sciences, Durham University, Durham, DH1 3LE, United Kingdom, SELBY, David, Department of Earth Sciences, University of Durham, Science Labs, Durham, DH1 3LE, United Kingdom, POULTON, Simon W., School of Earth and Environment, University of Leeds, Leeds, LS2 9JT, United Kingdom and BEKKER, Andrey, Dept. of Geological Sciences, Univ. of Manitoba, Winnipeg, MB R3T 2N2, Canada, v.m.cumming@durham.ac.uk
9
11:00 AM
A CR ISOTOPE PERSPECTIVE ON PROTEROZOIC REDOX EVOLUTION
PLANAVSKY, Noah, Geology and Geophysics, Yale University, New Haven, CT 06520, REINHARD, Christopher T., Division of Geological and Planetary Sciences, Caltech, Pasadena, CA 91125, WANG, Xiangli, University of Illinois at Urbana-Champaign, Urbana, IL 61820, FISCHER, Woodward W., Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA 91125, THOMPSON, Danielle, Earth Science, Carleton University, Ottawa, ON K1S 5B6, RAINBIRD, Robert, Natural Resources Canada, Geological Survey of Canada, Ottawa, ON K1A 0E8, JOHNSON, Thomas M., Geology, University of Illinois at Urbana-Champaign, Urbana, IL 61801 and LYONS, Timothy W., Department of Earth Sciences, University of California, Riverside, CA 92521, planavsky@gmail.com
10
11:15 AM
CHEMOSTRATIGRAPHY OF AN ORDOVICIAN-SILURIAN SHALLOW WATER CARBONATE PLATFORM: IMPLICATIONS FOR THE INTERPRETATION OF δ13C EXCURSIONS UNDER GLACIOEUSTATIC EXPOSURE SURFACES
JONES, David S.1, CREEL, Roger C.1, RIOS, Bernardo Andres1 and SANTIAGO RAMOS, Danielle2, (1)Geology Department, Amherst College, 11 Barrett Hill Road, Amherst, MA 01002, (2)Geosciences Department, Princeton University, Guyot Hall, Princeton, NJ 08544, djones@amherst.edu
11
11:30 AM
WERE CRYOGENIAN LANDSCAPES GREEN? -- AN EMERGENCE-SYNCHRONIZED MARINE CARBONATE 12C ANOMALY IN NAMIBIA FROM SEA TO SHORE
HOFFMAN, Paul F.1, KUNZMANN, Marcus2, MAGUIRE, Thomas J.3, STRAUSS, Justin4, HALVERSON, Galen P.2 and SCHRAG, Daniel P.5, (1)1216 Montrose Avenue, Victoria, BC V8T 2K4, (2)Earth and Planetary Sciences, McGill University, 3450 University St, Montreal, QC H3A0E8, Canada, (3)Earth and Planetary Sciences/GEOTOP, McGill University, Montreal, QC H3A 0E8, Canada, (4)Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA 02138, (5)Earth and Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138, paulfhoffman@gmail.com
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