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Cordilleran Section Meeting - 105th Annual Meeting (7-9 May 2009)

Session No. 5
Thursday, 7 May 2009: 1:30 PM-5:30 PM

T1. Paleozoic Paleogeography of Cordilleran Terranes II

 

JoAnne Nelson and Maurice Colpron, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
1
1:35 PM
EARLY MESOZOIC PALEOGEOGRAPHY AND TECTONIC EVOLUTION OF THE WESTERN UNITED STATES: INSIGHTS FROM DETRITAL ZIRCON U-PB GEOCHRONOLOGY, BLUE MOUNTAINS PROVINCE, NE OREGON
LAMASKIN, Todd, Dept. of Geological Sciences, 1272 University of Oregon, Eugene, OR 97403, DORSEY, Rebecca, Dept. Geological Sicneces, University of Oregon, 1272 University of Oregon, Eugene, OR 97403 and VERVOORT, Jeff, School of the Environment, Washington State University, Pullman, WA 99164, tlamaski@uoregon.edu, tlamaski@uoregon.edu
2
1:55 PM
ARCTIC PALEOGEOGRAPHY AND TECTONICS: IMPLICATIONS FOR CORDILLERAN TERRANES
MILLER, Elizabeth L., Geological and Environmental Sciences, Stanford University, Stanford, CA 94305, MOORE, Thomas, U.S.Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025 and GROVE, Marty J., N/a, Stanford University, Stanford, CA 94305, elmiller@stanford.edu, elmiller@stanford.edu
3
2:15 PM
LATE PROTEROZOIC–PALEOZOIC EVOLUTION OF THE ARCTIC ALASKA CHUKOTKA TERRANE: EVIDENCE FROM ZIRCON AGES AND ND GEOCHEMISTRY
AMATO, Jeffrey M., Geological Sciences, New Mexico State University, P.O. Box 30001/MSC 3AB, Las Cruces, NM 88003, TORO, Jaime, Geology and Geography, West Virginia University, 98 Beechurst Ave, 330 Brooks Hall, Morgantown, WV 26506, MILLER, Elizabeth, Department of Geological and Environmental Sciences, Stanford University, Stanford, CA 94305, GEHRELS, George E., Department of Geosciences, University of Arizona, Tucson, AZ 85721, GOTTLIEB, Eric, Geological Sciences, New Mexico State Univ, MSC 3AB, PO Box 30001, Las Cruces, NM 88003, FARMER, G. Lang, Geological Sciences, University of Colorado, Boulder, CO 80309 and TILL, Alison, USGS, 4200 University Dr, Anchorage, AK 99508, amato@nmsu.edu, amato@nmsu.edu
 
2:35 PM
Break
4
2:55 PM
"FROM RUSSIA WITH LOVE”, OR THE SIBERIAN AND URALIAN ORIGINS OF MANY OF ALASKA'S ACCRETED TERRANES
BLODGETT, Robert B., US Geological Survey - Contractor, 4200 University Drive, Anchorage, AK 99508, rblodgett@usgs.gov, rblodgett@usgs.gov
5
3:15 PM
BUILDING THE WESTERN CORDILLERAN TERRANE COLLAGE: FOSSILS, PALEOMAGNETISM, AND FACIES FROM THE KLAMATH SUPERTERRANE (CALIFORNIA) TO THE ALEXANDER AND FAREWELL TERRANES (ALASKA)
LINDSLEY-GRIFFIN, Nancy, Geosciences, Univ. Nebraska, Lincoln, NE 68588-0340, GRIFFIN, John R., Geosciences, Univ. Nebraska, 214 Bessey Hall, Lincoln, NE 68588-0340 and BLODGETT, Robert B., US Geological Survey - Contractor, 4200 University Drive, Anchorage, AK 99508, nlg@unl.edu, nlg@unl.edu
6
3:35 PM
WINDY-MCKINLEY TERRANE, WESTERN YUKON AND EASTERN ALASKA: TERRANE ANALYSIS RETURNS TO ITS ROOTS
MURPHY, Donald C., Yukon Geological Survey, P.O. Box 2703 (K-10), Whitehorse, YT Y1A 2C6, Canada, MORTENSEN, James K., Earth & Ocean Sciences, University of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada and VAN STAAL, Cees, Geological Survey of Canada, 1500-605 Robson Street, Vancouver, BC V6B 5J3, Canada, don.murphy@gov.yk.ca, don.murphy@gov.yk.ca
 
3:55 PM
Discussion
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