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GSA Annual Meeting in Phoenix, Arizona, USA - 2019

Session No. 208
Tuesday, 24 September 2019: 9:00 AM-6:30 PM
Hall AB, North Building (Phoenix Convention Center)

T56. New Developments in the Appalachian-Caledonian-Variscan Orogen (Posters)

GSA Structural Geology and Tectonics Division

Authors will be present from 4:30 to 6:30 PM.

 

Paper #
Booth #
208-1
356
PROVENANCE OF SEDIMENT IN SILURIAN BASINS OF WESTERN IRELAND BASED ON NEW U-PB DATING
RIGGS, Nancy, School of Earth and Sustainability, Northern Arizona University, PO Box 4099, Flagstaff, AZ 86011-4099, MCCONNELL, Brian, Geological Survey Ireland, Beggars Bush, Dublin, 4, Ireland and GRAHAM, John R, Department of Geology, Trinity College Dublin, College Green, Dublin, 2, Ireland
208-2
357
NEOPROTEROZOIC–PALEOZOIC ROCKS OF THE PORCUPINE SHEAR ZONE, YUKON AND ALASKA, AND THEIR SIGNIFICANCE IN THE EVOLUTION OF NORTHERN LAURENTIA
FAEHNRICH, Karol1, MCCLELLAND, William C.2, COLPRON, Maurice3, NUTT, Charlotte L.1, TREMBATH, Matthew4, MILLER, Rebecca S.1 and STRAUSS, Justin V.1, (1)Department of Earth Science, Dartmouth College, HB 6105, Fairchild Hall, Dartmouth College, Hanover, NH 03755, (2)Department of Earth and Environmental Sciences, University of Iowa, Iowa City, IA 52242, (3)Yukon Geological Survey, P.O. Box 2703 (K-14), Whitehorse, YT Y1A 2C6, Canada, (4)Department of Earth and Environmental Sciences, University of Iowa, 115 Trowbridge Hall, Iowa City, IA 52242
208-3
358
DERIVATION OF THE EARLY CARBONIFEROUS WEDGEPORT PLUTON BY CRYSTAL FRACTIONATION OF A MAFIC PARENTAL MAGMA: A RARE CASE OF AN A-TYPE GRANITE WITHIN THE MEGUMA TERRANE (NOVA SCOTIA, CANADA)
SHELLNUTT, J. Gregory, Department of Earth Sciences, National Taiwan Normal University, 88 Tingzhou Road Section 4, Taipei, 11677, Taiwan and DOSTAL, Jaroslav, Department of Geology, St. Mary's University, Halilfax, NS B3H 3C3, Canada
208-4
359
DEFORMATION KINEMATICS AND STRAIN PARTITIONING IN THE CATOCTIN FORMATION, BLUE RIDGE VIRGINIA: IMPLICATIONS FOR THICK-SKINNED TECTONICS IN THE APPALACHIANS
LANG, Katherine E., Department of Geology, College of William & Mary, P.O. Box 8795, Williamsburg, VA 23187-8795; Department of Geology, Western Washington University, Environmental Studies Building, 516 High St, Bellingham, WA 98225 and BAILEY, Christopher M., Department of Geology, College of William & Mary, Williamsburg, VA 23187
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