T341 Deconstructing Rodinia: Neoproterozoic-Cambrian Geologic Evolution of Laurentia’s Margins

Wednesday, 4 November 2015
1:30 PM - 5:30 PM
Room 314

Presentations

• 1:30 PM
  PROTEROZOIC PALEOGEOGRAPHY OF TARIM BLOCK: AN EXTENDED OR ALTERNATIVE "MISSING-LINK" MODEL FOR RODINIA?
  Bin Wen, China University of Geosciences, Wuhan, Wuhan and David A.D. Evans, Yale University, New Haven, CT and Yongxiang Li, Nanjing University, Nanjing, N/A
  265279 (Technical Sessions)
• 1:50 PM
  SPATIAL AND TEMPORAL COMPLEXITIES OF THE EASTERN LAURENTIAN MARGIN: NEW INSIGHT FROM OLD ROCKS OF THE APPALACHIAN BLUE RIDGE AND WESTERN PIEDMONT
  Scott Southworth, U.S. Geological Survey, Reston, VA and J.N. Aleinikoff, USGS, Denver, CO and Chris Holm-Denoma, U.S. Geological Survey, Denver, CO and Arthur J. Merschat, U. S. Geological Survey, Reston, VA and Aaron M. Satkoski, Syracuse University, Syracuse, NY
  261735 (Technical Sessions)
• 2:05 PM
  TECTONO-STRATIGRAPHIC FRAMEWORK OF NEOPROTEROZOIC TO EARLY PALEOZOIC STRATA, WESTERN US: PROTRACTED RIFTING AND EVOLUTION OF THE WESTERN LAURENTIA MARGIN
  Adolph Yonkee, Weber State University, Ogden, UT and Carol M. Dehler, Utah State University, Logan, UT and Paul K. Link, Idaho State University, Pocatello, ID and Elizabeth Balgord, University of Arizona, Tucson, AZ and Joshua A. Keeley, Idaho State University, Pocatello, ID and Michael L. Wells, Univ of Nevada, Las Vegas, Las Vegas, NV and C. Fanning, Australian National University, Canberra, ACT and Scott M. Johnston, California Polytechnic State University, San Luis Obispo, CA
  262148 (Technical Sessions)
• 2:25 PM
  THE DETRITAL RECORD OF NEOPROTEROZOIC TO CAMBRIAN ROCKS FROM THE SOUTHERN APPALACHIAN BLUE RIDGE: PROTRACTED RIFTING, RAPID UNROOFING, AND STABILIZATION OF THE MARGIN
  Christopher S. Holm-Denoma, United States Geological Survey, Denver, CO and C.S. Southworth, U.S. Geol Survey, Reston, VA and Arthur J. Merschat, U. S. Geological Survey, Reston, VA and Elizabeth McClellan, Radford Univ, Radford, VA
  267231 (Technical Sessions)
• 2:40 PM
  ONE NEOPROTEROZOIC GLACIATION, TWO EPISODES OF EXTENSION, AND ONE RIFT RECORDED AT GATAGA MOUNTAIN IN NORTHERN BRITISH COLUMBIA
  Athena E. Eyster, Harvard University, Cambridge, MA and Francis A. Macdonald, Harvard University, Cambridge, MA and Filippo Ferri, Victoria, BC and Mark Schmitz, Boise State University, Boise, ID
  268909 (Technical Sessions)
• 2:55 PM
  BREAKING UP RODINIA: MAGMATIC AND SEDIMENTOLOGICAL EVIDENCE FOR A MANTLE PLUME TRIGGER
  Elizabeth McClellan, Radford Univ, Radford, VA and Christopher S. Holm-Denoma, United States Geological Survey, Denver, CO and Esteban Gazel, Virginia Tech, Blacksburg, VA and Branden R. Risso, Radford University, Radford, VA and Elise Brown, Radford Univ, Radford, VA
  270323 (Technical Sessions)
• 3:10 PM
  WAS THE AREQUIPA MASSIF THE CONJUGATE RIFTED MARGIN OF EASTERN LAURENTIA?
  Eben Blake Hodgin, Harvard University, Cambridge, MA and Victor Carlotto, Universidad Nacional de San Antonio Abad del Cusco, Cusco and James Crowley, Boise, ID and Francis A. Macdonald, Harvard University, Cambridge, MA
  269942 (Technical Sessions)
• 3:25 PM
  SEGMENTATION OF THE WESTERN LAURENTIAN CONTINENTAL MARGIN:  EVIDENCE FOR ACTIVE TECTONISM IN THE NEOPROTEROZOIC-CAMBRIAN ‘MIOGEOCLINE’
  J. Brian Mahoney, Univ. of Wisconsin-Eau Claire, Eau Claire, WI and Paul K. Link, Idaho State University, Pocatello, ID and David Pearson, Idaho State University, Pocatello, IA
  267091 (Technical Sessions)
• 3:55 PM
  CAP CARBONATE PLATFORM FACIES MODEL, NEOPROTEROZOIC NOONDAY FORMATION, SE CALIFORNIA
  Jessica R. Creveling, Oregon State University, Corvallis, OR and Kristin D. Bergmann, Harvard University, Cambridge, MA and John P. Grotzinger, California Institute of Technology, Pasadena, CA
  268405 (Technical Sessions)
• 4:10 PM
  CHRONOSTRATIGRAPHY OF THE LATE EDIACARAN - EARLY CAMBRIAN CHILHOWEE CLASTIC SUCCESSION OF SOUTHERN LAURENTIA: REDUX WITH REFINEMENT
  Steven Hageman, Appalachian State Univ, Boone, NC and William Miller, Humboldt State University, Arcata, CA
  260912 (Technical Sessions)
• 4:25 PM
  USING DETRITAL ZIRCON TO CORRELATE AND RECONSTRUCT NEOPROTEROZOIC AND EARLY PALEOZOIC COMPONENTS OF PERI-LAURENTIAN TERRANES IN THE NORTHERN CORDILLERA AND ALASKA
  James Jones, Vancouver, BC and Christopher S. Holm-Denoma, United States Geological Survey, Denver, CO and Paul O'Sullivan, GeoSep Services Inc., Moscow, ID
  267220 (Technical Sessions)
• 4:40 PM
  DECOUPLING OF WHOLE-ROCK ND AND ZIRCON U-PB AND HF ISOTOPE SEDIMENT PROVENANCE DETERMINATIONS: EXAMPLES FROM NEOPROTEROZOIC-CAMBRIAN SEDIMENTARY ROCKS ALONG THE WESTERN MARGIN OF LAURENTIA
  G. Lang Farmer, University of Colorado - Boulder, Boulder, CO and Christopher Fedo, University of Tennessee, Knoxville, TN
  269388 (Technical Sessions)
• 4:55 PM
  TESTING FOR THE EFFECTS OF SEDIMENT SORTING ON DETRITAL-ZIRCON AGE SPECTRA: CASE STUDIES FROM THE WOOD CANYON FORMATION (CAMBRIAN) AND STIRLING QUARTZITE (NEOPROTEROZOIC), SOUTHEASTERN CA
  Jason Muhlbauer, University of Tennessee, Knoxville, TN and Christopher Fedo, University of Tennessee, Knoxville, TN and G. Lang Farmer, University of Colorado, Boulder, CO
  268315 (Technical Sessions)
• 5:10 PM
  HAFNIUM ISOTOPE EVIDENCE ON THE SOURCES OF GRENVILLE-AGE DETRITAL ZIRCON DEPOSITED AT THE GREAT UNCONFORMITY
  Aaron L. Hantsche, University of Colorado - Boulder, Boulder, CO and G. Lang Farmer, University of Colorado - Boulder, Boulder, CO and Christine Siddoway, Colorado College, Colorado Springs, CO and Christopher Fedo, University of Tennessee, Knoxville, TN
  270006 (Technical Sessions)