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Cordilleran Section - 103rd Annual Meeting (4–6 May 2007)

Session No. 35
Sunday, 6 May 2007: 1:30 PM-6:00 PM

T3. Origin and Accretionary Processes of Cordilleran Terranes: New Methods, Models and Challenges II

 

James Wright, Sandra J. Wyld and Bernard A. Housen, Advocates
Paper #
Start Time
1
1:30 PM
GEOLOGY OF WESTERN PACIFIC OPHIOLITES AND SUPRASUBDUCTION ZONE SYSTEMS: INSIGHT TO ORIGIN OF CORDILLERAN TERRANES
HAWKINS, James W., Geoscience Research Div, Scripps Institution of Oceanography, La Jolla, CA 92093, jhawkins@ucsd.edu, jhawkins@ucsd.edu
2
1:50 PM
GRANULITE- TO AMPHIBOLITE-FACIES METAMORPHISM AND PENETRATIVE DEFORMATION IN A DISRUPTED OPHIOLITE, KANGAROO MOUNTAIN AREA, KLAMATH MOUNTAINS, CALIFORNIA: A DEEP VIEW INTO THE BASEMENT OF AN ACCRETED, OCEANIC ISLAND ARC
GARLICK, Sarah R.1, MEDARIS Jr, L. Gordon2, SNOKE, Arthur W.1 and SWAPP, Susan M.3, (1)Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 E. University Ave, Laramie, WY 82071, (2)Geology and Geophysics, Univ of Wisconsin, Madison, WI 53706, (3)Department of Geology and Geophysics, University of Wyoming, 1000 E. University Ave., Dept 3006, Laramie, WY 82071, sarahgarlick@gmail.com, sarahgarlick@gmail.com
3
2:10 PM
GEOCHEMISTRY OF TRIASSIC AND JURASSIC MUDROCKS IN THE BLUE MOUNTAINS, EASTERN OREGON: NEW INSIGHTS INTO SEDIMENTARY PROVENANCE AND BASIN EVOLUTION
LAMASKIN, Todd, Dept. of Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403, VERVOORT, Jeffrey D., Dept of Geology, Washington State University, Pullman, WA 99163 and DORSEY, Rebecca J., Dept. of Geological Sciences, 1272 University of Oregon, Eugene, OR 97403-1272, tlamaski@uoregon.edu, tlamaski@uoregon.edu
4
2:30 PM
JURASSIC COLLISIONAL TECTONICS IN THE NORTHWESTERN U.S. CORDILLERA, AND PAIRED GROWTH OF THE LUNING-FENCEMAKER THRUST BELT AND UTAH-IDAHO TROUGH
DORSEY, Rebecca J., Dept. of Geological Sciences, 1272 University of Oregon, Eugene, OR 97403-1272 and WYLD, Sandra J., Dept. of Geology, University of Georgia, Athens, GA 30602, rdorsey@uoregon.edu, rdorsey@uoregon.edu
5
2:50 PM
IDENTIFICATION OF A DISTINCT TERRANE IN THE CORDILLERA THAT IS OFFSET ALONG THE EARLY CRETACEOUS DEXTRAL MSNI FAULT SYSTEM
WYLD, Sandra J., WRIGHT, James E., KINSELLA, Margaret E. and WARREN, Mark Benjamin, Department of Geology, University of Georgia, Athens, GA 30602, swyld@gly.uga.edu, swyld@gly.uga.edu
6
3:10 PM
GEOCHRONOLOGY OF THE FRANCISCAN SOUTH FORK MOUNTAIN SCHIST IN THE YOLLA BOLLY AREA, NORTHERN CALIFORNIA
DUMITRU, Trevor A., Department of Geological and Environmental Sciences, Stanford University, Stanford, CA 94305, WRIGHT, James E., Department of Geology, University of Georgia, Athens, GA 30602, WAKABAYASHI, John, Department of Earth and Environmental Sciences, California State University, Fresno, CA 93740 and WOODEN, Joseph L., U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, trevor@pangea.stanford.edu, trevor@pangea.stanford.edu
7
3:30 PM
PALEOMAGNETIC CONSTRAINT ON EVOLUTION OF THE SAN JUAN-NORTHWEST CASCADES THRUST SYSTEM
BURMESTER, Russ, Geology, Western Washington University, 516 High St, Bellingham, WA 98225-9080, russb@wwu.edu, russb@wwu.edu
8
3:50 PM
MAGNETIC PROPERTIES OF HEMATITE-ILMENITE AND REHEATING IN THE ECSTALL PLUTON AND IMPLICATIONS FOR THE BAJA-BC HYPOTHESIS
BROWNLEE, Sarah J., Earth and Planetary Science, University of California, Bekeley, 307 McCone Hall #4767, Berkeley, CA 94720, RENNE, Paul, Berkeley Geochronology Ctr, 2455 Ridge Rd, Berkeley, CA 94709-1211 and HOLLISTER, Lincoln S., Geosciences, Princeton University, Princeton, NJ 08544, sbrownlee@berkeley.edu, sbrownlee@berkeley.edu
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