GSA Annual Meeting in Denver, Colorado, USA - 2016

Session No. 204
Tuesday, 27 September 2016: 8:00 AM-12:00 PM
Mile High Ballroom 3B (Colorado Convention Center)

T222. Proterozoic Accretion of the North American Continent – United Plates of America Revisited I

GSA Structural Geology and Tectonics Division
M.L. Williams, David Corrigan, Jeffrey Amato and Deanne van Rooyen, Advocates
 
8:00 AM
Introductory Remarks
8:30 AM
THE CORE OF LAURENTIA: A SYNOPSIS
CORRIGAN, David, Natural Resources Canada, Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada; Natural Resources Canada, Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada, dcorriga@NRCan.gc.ca
8:45 AM
CRUSTAL EXTRUSION BETWEEN CRATONS: NEW INTERPRETATIONS OF THE PALEOPROTEROZOIC KINEMATIC AND METAMORPHIC HISTORY OF THE SOUTHEASTERN CHURCHILL PROVENCE
VAN ROOYEN, Deanne, Mathematics, Physics, and Geology, Cape Breton University, 1250 Grand Lake Road, Sydney, NS B1P 6L2, Canada and CORRIGAN, David, Geological Survey of Canada, Central Canada Division, 497-601 Booth St., Ottawa, ON K1A 0E8, Canada, deanne_vanrooyen@cbu.ca
9:00 AM
TWO TRANSECTS ACROSS THE SNOWBIRD TECTONIC ZONE, WESTERN CHURCHILL PROVINCE: EXPLORING THE CONTINUITY OF THE RAE-HEARNE BOUNDARY AND ITS ROLE DURING THE GROWTH OF LAURENTIA
REGAN, Sean P.1, WILLIAMS, M.L.2, GROHN, Lisa J.3, CHIARENZELLI, Jeff4, MAHAN, K.H.5, COUSENS, Brian6, ASPLER, Lawrence B.4 and JERCINOVIC, M.J.7, (1)U.S. Geological Survey, PO Box 628, Montpelier, VT 05602, (2)Department of Geosciences, University of Massachusetts, Amherst, 611 N Pleasant ST, Amherst, MA 01003, (3)Department of Geology, St. Lawrence University, 23 Romoda Drive, Canton, NY 13617, (4)Department of Geology, St. Lawrence University, Canton, NY 13617, (5)Geological Sciences, University of Colorado, 2200 Colorado Ave, Boulder, CO 80309, (6)Department of Earth Science, Carleton University, 1125 Colonel By Drive, Ottawa, ON K1N5B6, Canada, (7)Department of Geosciences, Univ of Massachusetts, Morrill Science Center, 611 North Pleasant Street, Amherst, MA 01003-5820, sregan@usgs.gov
9:15 AM
HIGH-P ECLOGITE IN THE EASTERN TRANS-HUDSON OROGEN, CANADA: MODERN-DAY COOL THERMAL GRADIENTS IN THE PALEOPROTEROZOIC
ST-ONGE, Marc R. and WELLER, Owen M., Natural Resources Canada, Geological Survey of Canada, 601 Booth St., Ottawa, ON K1A 0E8, Canada, marc.st-onge@canada.ca
9:30 AM
EVIDENCE FOR ~ 40 MA TRANSITION FROM A FOREARC TO A FORELAND BASIN IN EASTERN PART OF LABRADOR TROUGH
HENRIQUE-PINTO, Renato, Département de géologie et de génie géologique, Université Laval, 1065, av. de la Médecine, bureau 4309, Québec, QC G1V 0A6, Canada, GUILMETTE, Carl, Department of geology and geological engineering, Laval University, Quebec city, QC G1X3T9, Canada, MCNICOLL, Vicki, NRCAN-RNCAN, Natural Resources Canada, 601 Booth Street, 6th Floor, Room: 692, Ottwa, ON K1A 0E8, Canada, BILODEAU, Carl, Renseignements généraux, Ministère de l’Énergie et Ressources Naturelles du Québec, 5700, 4e Avenue Ouest, A 409, Quebec, QC G1H 6R1, Canada and CORRIGAN, David, Geological Survey of Canada, Central Canada Division, 497-601 Booth St., Ottawa, ON K1A 0E8, Canada, renato.henrique-pinto.1@ulaval.ca
 
9:45 AM
Break
10:00 AM
PROVENANCE AND TECTONIC EVOLUTION RECORDED BY SUCCESSOR BASINS IN THE SOUTHERN ABITIBI SUBPROVINCE: INSIGHTS FROM NEW U-PB LA-ICP-MS ANALYSES OF DETRITAL ZIRCON
FRIEMAN, Ben M.1, KUIPER, Yvette D.1, KELLY, Nigel M.2 and MONECKE, Thomas1, (1)Department of Geology and Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, (2)Department of Geological Sciences, University of Colorado at Boulder, 2200 Colorado Ave, Boulder, CO 80309-0399, bfrieman@mines.edu
10:15 AM
PROTEROZOIC EVOLUTION OF THE WYOMING PROVINCE: A VIEW FROM THE NORTH
HARMS, Tekla A.1, CHENEY, John T.1, BRADY, John B.2 and BALDWIN, Julia A.3, (1)Department of Geology, Amherst College, Amherst, MA 01002, (2)Department of Geosciences, Smith College, Northampton, MA 01063, (3)Dept. of Geosciences, University of Montana, 32 Campus Dr #1296, Missoula, MT 59812-1296, taharms@amherst.edu
10:30 AM
TRANSPRESSIONAL TECTONICS DURING NEOARCHEAN ASSEMBLY OF THE SOUTHERN WYOMING PROVINCE
MCLAUGHLIN, J. Fred1, FROST, B. Ronald2, FROST, Carol D.2, MEREDITH, Michael1 and SWAPP, Susan M.1, (1)Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 University Avenue, Laramie, WY 82071, (2)Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 E. University Ave, Laramie, WY 82071, derf1@uwyo.edu
10:45 AM
QUARTZ-CORDIERITE GNEISS IN SOUTHERN WYOMING PROVINCE SHEAR ZONES: MONAZITE GROWTH RECORDS MG-METASOMATISM DURING NEOARCHEAN ASSEMBLY OF NORTH AMERICA
FROST, Carol D.1, SWAPP, Susan M.1, TRACY, Robert J.2, FROST, B. Ronald1 and SHELTON, Christopher1, (1)Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 E. University Ave, Laramie, WY 82071, (2)Geosciences, Virginia Tech, Blacksburg, VA 24061, frost@uwyo.edu
11:00 AM
WYOMING ON THE RUN – TOWARD FINAL PALEOPROTEROZOIC ASSEMBLY OF LAURENTIA
KILIAN, Taylor, Department of Earth and Planetary Sciences, University of California, Berkeley, Berkeley, CA 94720, CHAMBERLAIN, Kevin R., Dept. of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 University Avenue, Laramie, WY 82071, EVANS, David A.D., Department of Geology and Geophysics, Yale University, 210 Whitney Avenue, New Haven, CT 06520, BLEEKER, Wouter, Geological Survey Canada, 601 Booth St, Ottawa, ON K1A 0E8, Canada and COUSENS, Brian L., Department of Earth Sciences, Carleton University, 1125 Colonel By Drive, Ottawa, ON K1S 5B6, Canada, taylor.kilian@gmail.com
11:15 AM
ISLAND IN THE STREAM:  PRE-LAURENTIAN WANDERING OF THE WYOMING CRATON
MUELLER, Paul A., Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611, MOGK, David, Earth Sciences, Montana State University, 200 Traphagen Hall, Bozeman, MT 59715, FOSTER, David, Department of Geology, University of Florida, Gainesville, FL 32611 and GIFFORD, Jennifer, Geology and Geological Engineering, University of Mississippi, Oxford, MS 38677, pamueller@ufl.edu
 
11:30 AM
Discussion
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