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Cordilleran Section - 115th Annual Meeting - 2019

Session No. 32
Friday, 17 May 2019: 8:00 AM-12:00 PM
Room B117-119 (Oregon Convention Center)

D6. Tectonics of the Coast Mountains and Insular Superterrane: Magmatism, Deformation, and Translation

 

Margaret E. Rusmore, M. Robinson Cecil, Darrel S. Cowan and Paul J. Umhoefer, Chairs
Paper #
Start Time
 
8:00 AM
Introductory Remarks
32-1
8:05 AM
A PALEOMAGNETIC FRAMEWORK FOR THE PALEOGEOGRAPHY OF NORTH AMERICA AND CORDILLERAN TERRANES DURING CRETACEOUS TIME
HOUSEN, Bernard A., Geology Department, Western Washington University, 516 High St, Bellingham, WA 98225
Handouts
  • Housen-32-1.pptx (14.1 MB)
    • 32-2
    8:25 AM
    A METASEDIMENTARY ORIGIN FOR MOJAVE-SONORAN DERIVED DETRITUS IN THE NANAIMO BASIN (BC) AND IMPLICATIONS FOR KULA-FARALLON SPREADING
    COUTTS, Daniel S., MATTHEWS, William A., BOIVIN, Marie-Pier, ENGLERT, Rebecca G. and HUBBARD, Stephen M., Department of Geoscience, University of Calgary, 2500 University Dr NW, Calgary, AB T2N 1N4, Canada
    32-3
    8:45 AM
    PROTEROZOIC-AGE DETRITAL ZIRCON IN CA. 85-68 MA INSULAR SUPERTERRANE SANDSTONE WAS LIKELY SOURCED FROM IDAHO, EVIDENCE AGAINST THE BAJA BRITISH COLUMBIA HYPOTHESIS
    DUMITRU, Trevor A., Jasper Canyon Research Inc., 4100 Campana Drive, Palo Alto, CA 94306
    32-4
    9:05 AM
    NEWLY RECOGNIZED LATEST CRETACEOUS TRANSCURRENT FAULTING WITHIN THE COAST MOUNTAINS BATHOLITH (CMB), BRITISH COLUMBIA
    RUSMORE, Margaret E., Department of Geology, Occidental College, Los Angeles, CA 90041, WOODSWORTH, Glenn J., Geological Survey of Canada, 101-605 Robson St, Vancouver, BC V6B 5J3, Canada, CECIL, M. Robinson, Department of Geological Sciences, California State University Northridge, 18111 Nordhoff St, Northridge, CA 91330-8266, BOLLEN, Elizabeth M., Geological Sciences, University of Alabama, Tuscaloosa, AL 35487, STOWELL, Harold H., Department of Geological Sciences, The University of Alabama, 201 7th Ave., Bevill Building, Room 202, Tuscaloosa, AL 35487, GEHRELS, George E., Department of Geosciences, Univ of Arizona, Tucson, AZ 85721 and GROVE, Marty J., Department of Geological Sciences, Stanford University, Stanford, CA 94305
    32-5
    9:25 AM
    UPDATE OF THE MODERATE BAJA BRITISH COLUMBIA (AKA MOJAVE BC) HYPOTHESIS FOR 1600 KM OF NORTHWARD TRANSLATION FROM ~90 – 40 MA
    UMHOEFER, Paul J., School of Earth and Sustainability, Northern Arizona University, Flagstaff, AZ 86011
     
    9:45 AM
    Break
    32-6
    10:00 AM
    THE BURMA PLATELET IN SOUTHEAST ASIA: A CENOZOIC ANALOGUE FOR THE BAJA-BC COASTWISE TRANSLATIONS
    LICHT, Alexis1, WESTERWEEL, Jan2, ROPERCH, Pierrick2, DUPONT-NIVET, Guillaume3, WIN, Zaw4, SWE, Hnin Hnin5, KAY THI, Myat5, UGRAI, Tamas6, POBLETE, Fernando7 and AUNG, Day Wa5, (1)Earth and Space Sciences, University of Washington, Seattle, WA 98195, (2)Geosciences Rennes, Université de Rennes1, Rennes, 35042, France, (3)Institut für Erd- und Umweltwissenschaften, Potsdam Universitat, Potsdam, 14476, Germany; Geosciences Rennes, Université de Rennes1, Rennes, 35042, France; School of Earth and Space Sciences, Peking University, Beijing, 100871, (4)Department of Geology, University of Shwebo, Shwebo, 50201, Myanmar, (5)Department of Geology, University of Yangon, Yangon, 11201, Myanmar, (6)Department of Earth and Space Sciences, University of Washington, Seattle, WA 98195, (7)Instituto de Ciencias de la Ingeniería, Universidad de O'Higgins, Gamero 357, Rancagua, Chile
    32-7
    10:20 AM
    TECTONIC HISTORY OF CRETACEOUS-PALEOGENE WESTERN IDAHO: EVIDENCE FOR INTERMONTANE AND INSULAR TERRANE COLLISIONS
    TIKOFF, Basil, Department of Geoscience, University of Wisconsin-Madison, 1215 West Dayton Street, Madison, WI 53706, DAVENPORT, Kathy K., College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, 104 CEOAS Administration Building, Corvallis, OR 97331-5503 and STANCIU, Christian, Department of Earth Sciences, University of Oregon, Eugene, OR 97403
    32-8
    10:40 AM
    ORIGIN OF ZIRCONS IN METASEDIMENTARY ROCKS OF THE SOUTHERN COAST MOUNTAINS BATHOLITH
    CARRERA, Anahi, University of Arizona Department of Geoscience, College of Science, Tucson, AZ 85721, DAFOV, Michelle Nikolay, Geosciences, Gould Simpson, 1040 e 4th st, Tucson, AZ 85719, GEHRELS, George E., Department of Geosciences, University of Arizona, Gould-Simpson Building #77, 1040 E 4th St, Tucson, AZ 85721, CECIL, M. Robinson, Department of Geological Sciences, California State University Northridge, 18111 Nordhoff St, Northridge, CA 91330-8266, RUSMORE, Margaret E., Department of Geology, Occidental College, Los Angeles, CA 90041, STOWELL, Harold H., Geological Sciences, University of Alabama, Tuscaloosa, AL 35487 and WOODSWORTH, Glenn J., Geological Survey of Canada, 101-605 Robson St, Vancouver, BC V6B 5J3, Canada
    32-9
    11:00 AM
    REVISIONS TO THE STRATIGRAPHY OF THE FLYSCH FACIES OF THE CHUGACH, PRINCE WILLIAM, AND YAKUTAT TERRANES, SOUTHERN ALASKA: IMPLICATIONS FOR RECONSTRUCTION OF BAJA BC
    GARVER, John I., Geology Department, Union College, 807 Union St., Schenectady, NY 12308 and DAVIDSON, Cameron, Department of Geology, Carleton College, 1 N College St, Northfield, MN 55057
    32-10
    11:20 AM
    LATE CRETACEOUS UNDERPLATING OF THE KLUANE-COTTONWOOD-MACLAREN SCHIST BENEATH THE NORTHERN COAST MOUNTAINS ARC, YUKON AND ALASKA
    WALDIEN, Trevor S.1, ROESKE, Sarah M.1 and BENOWITZ, Jeffrey A.2, (1)Earth and Planetary Sciences, University California- Davis, 2119 Earth and Physical Sciences, One Shields Avenue, Davis, CA 95616, (2)Geophysical Institute, University of Alaska Fairbanks, Fairbanks, AK 99775
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