Cordilleran Section - 103rd Annual Meeting (4–6 May 2007)
Session No. 12 Saturday, 5 May 2007
8:00 AM-12:00 PM, WWU–Communications Facility: CF105

T12. Crustal Differentiation Processes, Timescales and Products in the North American Cordillera

Paul Hoskin, Presiding
 Paper #Start Time
12-18:00 AM INSIGHTS INTO CRUSTAL PROCESSES WITHIN ARCS FROM GRANITOID ROCKS: WHALEN, Joseph B., Geological Survey of Canada, Natural Resources Canada, 601 Booth Street, Ottawa, ON K1A 0E8 Canada, jwhalen@nrcan.gc.ca
12-28:20 AM ZIRCON GROWTH AND RECYCLING DURING THE ASSEMBLY OF THE TUOLUMNE BATHOLITH, SIERRA NEVADA, CA: MATZEL, Jennifer1, MILLER, Jonathan2, MUNDIL, Roland1, WOODEN, Joseph3, MAZDAB, Frank3, PATERSON, Scott R.4, and MEMETI, Valbone4, (1) Berkeley Geochronology Ctr, 2455 Ridge Rd, Berkeley, CA 94709-1211, jmatzel@bgc.org, (2) Department of Geology, San Jose State Univ, San Jose, CA 95192-0102, (3) USGS-Stanford Ion Microprobe Facility, Green Building, Rm 89, 367 Panama Street, Stanford, CA 94305-2220, (4) Department of Earth Sciences, University of Southern California, 3651 Trousdale Parkway, Los Angeles, CA 90089
12-38:40 AM FACING UP TO THE COMPLEXITY OF BATHOLITH CONSTRUCTION: MAGMATIC LOBES AS WINDOWS INTO LARGE MAGMA CHAMBERS, TUOLUMNE BATHOLITH, SIERRA NEVADA, CALIFORNIA: MEMETI, Vali1, PATERSON, Scott1, MATZEL, Jennifer2, MUNDIL, Roland2, ECONOMOS, Rita1, DUCEA, Mihai3, MILLER, Jonathan4, and OKAYA, David5, (1) Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089-0740, memeti@usc.edu, (2) Berkeley Geochronology Ctr, 2455 Ridge Rd, Berkeley, CA 94709-1211, (3) Geosciences, Univ of Arizona, Tucson, AZ 85721, (4) Department of Geology, San Jose State Univ, San Jose, CA 95192-0102, (5) Dept. Earth Sciences, University of Southern California, Los Angeles, CA 90089-0740
12-49:00 AM FACING UP TO THE COMPLEXITY OF BATHOLITH CONSTRUCTION: USING THE TUOLUMNE BATHOLITH (TB), SIERRA NEVADA, CALIFORNIA AS AN EXAMPLE: PATERSON, Scott1, MEMETI, Vali1, ZAK, Jiri2, MATZEL, Jennifer3, MUNDIL, Roland3, MILLER, Jonathan4, MILLER, Robert4, BURGESS, Seth4, ECONOMOS, Rita1, and ANDERSON, J. Lawford1, (1) Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089-0740, paterson@usc.edu, (2) Department of Geology, Faculty of Science, Charles Univ, Czech Republic, Prague, (3) Berkeley Geochronology Ctr, 2455 Ridge Rd, Berkeley, CA 94709-1211, (4) Department of Geology, San Jose State Univ, San Jose, CA 95192-0102
 9:40 AM Break
12-510:00 AM AN UPPER CRETACEOUS COMPOSITIONALLY ZONED INTRUSION IN THE SHAWAVE AND NIGHTINGALE RANGES, PERSHING COUNTY, NEVADA: VAN BUER, Nicholas J., Department of Geological and Environmental Sciences, Stanford University, Stanford, CA 94305, vanbuer@pangea.stanford.edu and WOODEN, Joseph L., USGS-SUMAC, Rm. 89, Ion Probe Lab, Green Building, 367 Panama Street, Stanford, CA 94305
12-610:20 AM DECIPHERING MAFIC ENCLAVES – WHAT CAN THEY TELL US ABOUT THE TIMING AND NATURE OF BASALTIC INPUTS INTO GRANITOID MAGMA SYSTEMS?: TEPPER, Jeffrey H., Geology Department, University of Puget Sound, 1500 N. Warner, Tacoma, WA 98416-1048, jtepper@ups.edu and KUEHNER, Scott, Department of Earth and Space Sciences, University of Washington, Seattle, WA 98195
12-710:40 AM EXPERIMENTAL STUDY OF CALC-ALKALINE ANDESITE DIFFERENTIATION AT MOUNT RAINIER, WASHINGTON: SISSON, Thomas W. and HANKINS, W. Ben, Volcano Hazards, USGS, 345 Middlefield Road, Menlo Park, CA 94025, tsisson@usgs.gov
12-811:00 AM ISOTOPIC EVIDENCE OF A NEAR SURFACE HISTORY FOR THE SOURCE ROCKS OF THE CENTRAL COAST MOUNTAINS BATHOLITH, BRITISH COLUMBIA: WETMORE, Paul H., Department of Geology, University of South Florida, 4202 E. Fowler Ave, SCA 528, Tampa, FL 33620, pwetmore@cas.usf.edu, DUCEA, Mihai N., Department of Geosciences, University of Arizona, Gould-Simpson Bldg, Tucson, AZ 85721-0077, STAIR, Kelley N., Geosciences, University of Arizona, Tucson, AZ 85721, KAYZAR, Theresa, Geosciences, Univ of Arizona, 1040 E. Fourth St, Gould-Simpson Bldg, Tucson, AZ 85721, and BARTON, Mark, Center for Mineral Resources, Dept. of Geosciences, University of Arizona, Tucson, AZ 85721-0077
12-911:20 AM BONANZA ARC CRUSTAL SECTION EXPOSED ON SOUTHERN VANCOUVER ISLAND, B.C.: TALKEETNA SOUTH?: LAROCQUE, Jeff, School of Earth and Ocean Sciences, University of Victoria, Victoria, BC V8W 3P6, Canada, larocque@uvic.ca and CANIL, Dante, Victoria, BC V8W 3P2, Canada
12-1011:40 AM GEOCHEMICAL, AND TECTONIC EVOLUTION OF THE KODIAK BATHOLITH AND THE TRENCHWARD BELT, KODIAK ISLAND, AK: JUXTAPOSITION ALONG THE CONTACT FAULT: FARRIS, David W., University of Southern California, Los Angeles 90089, dfarris@usc.edu

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