T148 Integrated Approaches to Deciphering Major Crustal Boundaries in Polyphase Orogenic Settings

Monday, 23 October 2017
1:30 PM - 5:30 PM
Tahoma 3

Presentations

• 1:35 PM
  NEW TECTONIC BOUNDARY AND GONDWANA MARGIN INHERITANCE REVEALED IN CRUST BENEATH ROSS ICE SHELF, ANTARCTICA, THROUGH ROSETTA-ICE PROJECT INTEGRATION OF AEROGEOPHYSICS, GEOLOGY, AND OCEAN DATA
  Christine S. Siddoway, Colorado College, Colorado Springs, CO and Kirsteen Tinto, Columbia University, Palisades, NY and Robin E. Bell, Columbia University, Palisades, NY and Alec Lockett, Colorado College, Colorado Springs, CO
  304189 (Technical Sessions)
• 1:50 PM
  LINKING MULTIPLE GOLD MINERALIZING EVENTS TO REACTIVATION OF CRUSTAL-SCALE FAULTS
  Imogen O.H. Fielding, Curtin University, Bentley and Simon P. Johnson, Department of Mines and Petroleum, Perth and Jian-wei Zi, Curtin University, Bentley and Stephen Sheppard, Curtin University, Bentley and Birger Rasmussen, Curtin University, Bentley
  304719 (Technical Sessions)
• 2:20 PM
  REGIONAL POLYPHASE DEFORMATION ON THE NASHVILLE AND JESSAMINE DOMES, TENNESSEE AND KENTUCKY I: FAR-FIELD EFFECTS OF THE ACADIAN-NEOACADIAN AND ALLEGHANIAN OROGENIES
  Robert Hatcher, University of Tennessee, Knoxville, TN and Gary G. Bible, Cougar Dome, LLC, Helenwood, TN and Andrew L. Wunderlich, University of Tennessee, Knoxville, TN and Morgan Marie Strissel, University of Tennessee, Knoxville, TN and Kenneth S. Boling, University of Tennessee, Knoxville, TN
  307827 (Technical Sessions)
• 2:35 PM
  DEFORMATION CONDITIONS, KINEMATICS, AND THERMOCHRONOMETRIC CONSTRAINTS ALONG THE GOSSAN LEAD FAULT, THE BOUNDARY BETWEEN THE WESTERN AND EASTERN BLUE RIDGE IN NORTHWEST NORTH CAROLINA
  Jamie Levine, Appalachian State University, Boone, NC and Arthur Merschat, Florence Bascom Geoscience Center, Reston, VA and Gabriele Casale, Appalachian State University, Boone, WA and Ryan J. McAleer, Florence Bascom Geoscience Center, Reston, VA and Kevin, Reid Quillan, Western Washington University, Bellingham, WA
  302335 (Technical Sessions)
• 2:50 PM
  NEW ZIRCON AND APATITE U-PB GEOCHRONOLOGY FROM THE CARTHAGE-COLTON SHEAR ZONE: CONSTRAINING THE TIMING OF DEFORMATION IN A MAJOR CRUSTAL BOUNDARY IN THE NORTHWEST ADIRONDACKS
  Erkan Toraman, St. Lawrence University, Canton, NY and Jeffrey R. Chiarenzelli, St. Lawrence University, Canton, NY
  301271 (Technical Sessions)
• 3:20 PM
  MAJOR CRUSTAL BOUNDARIES IN OROGENIC SYSTEMS – HIDDEN TREASURES, MISUNDERSTOOD FEATURES AND PROGRESS MADE
  H. Dan Gibson, Simon Fraser University, Burnaby, BC
  304691 (Technical Sessions)
• 3:40 PM
  MID-CRETACEOUS CORE COMPLEXES IN THE NORTHERN CORDILLERA: EXPOSING THE PARAUTOCHTHON THROUGH A THIN FLAP OF ALLOCHTHONOUS YUKON-TANANA TERRANE IN WESTERN YUKON
  James J. Ryan, Vancouver, BC and Alexandre Zagorevski, Ottawa, ON and Nancy L. Joyce, Geological Survey of Canada, Ottawa, ON and Reid D. Staples, Douglas College, New Westminster, BC and James Jones, Vancouver, BC and James Jones, Alaska Science Center, Anchorage, AK and H. Daniel Gibson, Simon Fraser University, Burnaby, BC
  298292 (Technical Sessions)
• 3:55 PM
  UNRAVELING THE BOUNDARY BETWEEN THE YUKON-TANANA TERRANE AND PARAUTOCHTHONOUS NORTH AMERICA IN EASTERN ALASKA
  James Jones, Alaska Science Center, Anchorage, AK and James Jones, U.S. Geological Survey, Denver, CO and Jonathan S. Caine, U.S. Geological Survey, Denver, CO and Chris Holm-Denoma, Geology, Geophysics, and Geochemistry Science Center, Denver, CO and James J. Ryan, Vancouver, BC and Jeff A. Benowitz, University of Alaska Fairbanks, Fairbanks, AK and Benjamin Drenth, U.S. Geological Survey, Denver, CO
  304142 (Technical Sessions)
• 4:10 PM
  THE TAYLOR MOUNTAIN BATHOLITH: AEROMAGNETIC EXPRESSION, GEOMETRY, AND IMPLICATIONS FOR TECTONIC MODELS, EAST-CENTRAL ALASKA
  Benjamin Drenth, U.S. Geological Survey, Denver, CO and James Jones, Alaska Science Center, Anchorage, AK and Jonathan Caine, Geology, Geophysics, and Geochemistry Science Center, Denver, CO and Richard W. Saltus, University of Colorado, Boulder, CO
  304442 (Technical Sessions)
• 4:25 PM
  CENOZOIC REACTIVATION OF CRETACEOUS TERRANE ACCRETIONARY STRUCTURES IN THE EASTERN ALASKA RANGE, ALASKA
  Trevor Waldien, University California- Davis, Davis, AK and Sarah M. Roeske, University California- Davis, Davis, CA and Jeffrey A. Benowitz, University of Alaska Fairbanks, Fairbanks, AK and Daniel F. Stockli, The Jackson School of Geosciences at The University of Texas at Austin, Austin, TX
  307791 (Technical Sessions)
• 4:40 PM
  LARGE VERTICAL OFFSETS OF MOHO COINCIDE WITH MAJOR MESOZOIC TRANSFORM FAULTS IN NORTHERN ALASKA
  Sarah Roeske, Univ California - Davis Dept Earth & Planetary Sciences, Davis, CA and Alison B. Till, USGS, Anchorage, AK and Meghan S. Miller, Australian National University, Canberra, ACT and Richard W. Saltus, University of Colorado, Boulder, CO and Bill McClelland, University of Iowa, Iowa City, IA
  305345 (Technical Sessions)