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Cordilleran Section - 115th Annual Meeting - 2019

Session No. 29
Thursday, 16 May 2019: 1:30 PM-3:30 PM
Room C123 (Oregon Convention Center)

T4. Recent Advances in Cordilleran Tectonic Evolution—1: Paleozoic to Mesozoic

 

James H. MacDonald Jr., Joe D. Dragovich, Megan Anderson, Peter Davis and Jeffrey H. Tepper, Advocates
Paper #
Start Time
29-1
1:30 PM
ENHANCED GEOCHRONOLOGIC RECORD OF SYN-RIFT PLUTONISM AND VOLCANISM IN THE JURASSIC CONTINENTAL MARGIN ARC, SOUTHERN SIERRA NEVADA MOUNTAINS (CA)
CLEMENS-KNOTT, Diane1, GEVEDON, Michelle L.2, DUCCINI, Kalie M.1, AVILES, Rodrigo1, BOESHART, Erin1 and KOHLER, Zoe Christine1, (1)Department of Geological Sciences, California State University Fullerton, 800 North State Blvd., Fullerton, CA 92831, (2)Department of Geological Sciences, The University of Texas at Austin, Austin, TX 78712
29-2
1:50 PM
TESTING EXOTIC COLLISION VERSUS ENDEMIC RE-ACCRETION MODELS FOR LATE JURASSIC (NEVADAN) DEFORMATION IN THE KLAMATH MOUNTAINS PROVINCE: AGE AND PROVENANCE OF SEDIMENTARY ROCKS IN THE RATTLESNAKE CREEK TERRANE
RIVAS, Jonathan A.1, LAMASKIN, Todd A.1, RUSSELL, John A.1, SCHWARTZ, Joshua J.2 and BARBEAU Jr., David L.3, (1)Department of Earth and Ocean Sciences, University of North Carolina Wilmington, 601 South College Rd., Wilmington, NC 28403, (2)Department of Geological Sciences, California State University, Northridge, 18111 Nordhoff Street, Northridge, CA 91330, (3)School of the Earth, Ocean and Environment, University of South Carolina, Columbia, SC 29208
29-3
2:10 PM
EVALUATING SUBDUCTION ACCRETIONARY COMPLEX ARCHITECTURE AND HISTORY: ACCRETIONARY UNIT TYPES FROM THE FRANCISCAN AND MIURA-BOSO COMPLEXES
RAYMOND, Loren A., Geology Department, Sonoma State University & Coast Range Geological Mapping Institute, Rohnert Park, CA 94928, OGAWA, Yujiro, Earth Evolution Science, University of Tsukuba (Professor Emeritus), (Home) 1-1-2-C-740 Yokodai, Century Tsukubamiraidaira, Tsukubamirai, 3002358, Japan and MADDOCK*, Marshall E., Geology Department, San Jose State University, San Jose, CA 95192
Handouts
  • Raymond et al., 2019.Cordilleran Talk 29-3.pdf (29.5 MB)
    • 29-4
    2:30 PM
    GEOCHEMISTRY AND AGE OF THE WESTERN MÉLANGE BELT IN THE CASCADE FOOTHILLS AND EASTERN PUGET LOWLANDS OF WASHINGTON STATE: A RECORD OF MULTIPLE MESOZOIC ARC TERRANE ACCRETIONS
    MACDONALD Jr., James H., Marine & Ecological Sciences, Florida Gulf Coast University, 10501 FGCU Blvd South, Ft. Myers, FL 33965, DRAGOVICH, Joe D., Associated Earth Sciences, Inc., 1552 Commerce Street, Suite 102, Tacoma, WA 98402, DUFRANE, S. Andrew, Earth and Atmospheric Sciences, University of Alberta, 1-26 Earth Science Building, Edmonton, AB T6G 2E3, Canada, ANDERSON, Megan, Washington Department of Natural Resources, Washington Geological Survey, 1111 Washington St SE, Olympia, WA 98504-7007 and SAUER, Kirsten B., Department of Geological Sciences, University of Nevada-Reno, 1664 N. Virginia Street, Reno, NV 89557
    Handouts
  • Macdonald et al WMB talk.pdf (4.2 MB)
    • 29-5
    2:50 PM
    U-PB DATING OF THE WENATCHEE RIDGE ORTHOGNEISS AND RELATED ROCKS WITH IMPLICATIONS FOR THE TECTONIC HISTORY OF THE NASON TERRANE
    MAGLOUGHLIN, J.F.1, SEYMOUR, N.M.1 and ZAGGLE, Richard H.2, (1)Department of Geosciences, Colorado State University, Fort Collins, CO 80523, (2)Newmont Mining Corporation, Cripple Creek, CO 80813
    29-6
    3:10 PM
    TWOPETE FAULT: A MULTIPLY REACTIVATED STRUCTURE THAT LOCALLY INFLUENCED THE DEVELOPMENT OF THE SOUTHERN SELWYN BASIN IN CENTRAL YUKON
    COBBETT, Rose, Yukon Geological Survey, 91807 Alaska Hwy, Whitehorse, YT Y1A 2C6, Canada
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