Session No. 87 Tuesday, November 6, 2001

1:30 PM-5:30 PM, Hynes Convention Center: 100
T3. Focus on IGCP: Modern and Ancient Plate Boundaries and Orogens II: In Memory of Chris McA. Powell
Suzanne M. Kay, Eldridge M. Moores and Mark Cloos, Presiding
 Paper #Start Time
87-01:30 PM EARLY PALEOZOIC EVENTS AT THE GONDWANA MARGIN: VON RAUMER, Jürgen F. Sr, Earth Sciences, Université de Fribourg, Pérolles, Fribourg, CH-1700, Switzerland, Juergen.vonRaumer@unifr.ch and STAMPFLI, Gérard M. II, Institut de Géologie, Université de Lausanne, UNIL BFSH2, Lausanne, 1015, Switzerland
87-01:45 PM BYRD GLACIER DISCONTINUITY: A MAJOR TECTONIC FEATURE ORTHOGONAL TO THE PALEO-PACIFIC MARGIN OF GONDWANALAND: STUMP, Edmund1, GOOTEE, Brian1, and TALARICO, Franco2, (1) Dept. of Geological Sciences, Arizona State Univ, Tempe, AZ 85287, ed.stump@asu.edu, (2) Dipt. di Scienze della Terra, Univ. di Siena, Siena, Italy
87-02:00 PM ZIRCON AGE LINKS BETWEEN PROTEROZOIC LAURENTIA AND EAST ANTARCTICA: COMPARISON OF ~1.7 AND ~1.4 GA SIGNATURES: GOODGE, John W., Dept. of Geological Sciences, Southern Methodist University, Dallas, TX 75275, jgoodge@mail.smu.edu, FANNING, C. Mark, PRISE, Research School of Earth Sciences, Australian National Univ, Canberra, ACT, 0200, Australia, WILLIAMS, Ian S., Research School of Earth Sciences, Australian National University, Canberra, ACT, 0200, Australia, and MYROW, Paul, Dept. of Geology, Colorado College, Colorado Springs, CO 80903
87-02:15 PM HISTORY OF OROGENY AND ACCRETION ALONG THE EASTERN AUSTRALIAN MARGIN OF GONDWANA: FOSTER, David A.1, GRAY, David R.2, SPAGGIARI, Catherine V.2, OFFLER, Robin3, and HARTLEY, Michael1, (1) Univ Florida, PO Box 112120, Gainesville, FL 32611-2120, dfoster@geology.ufl.edu, (2) Monash Univ, Wellington Rd, Clayton, VIC 3168, Australia, (3) Geology, Univ of New Castle, New Castle
87-02:30 PM EXOTIC CRUSTAL FRAGMENTS ON THE PACIFIC MARGIN OF GONDWANA: VAUGHAN, Alan P.M.1, MILLAR, Ian L.2, PANKHURST, Robert J.2, and FANNING, C. Mark3, (1) Geological Sciences, British Antarctic Survey, High Cross, Madingley Road, Cambridge, CB3 0ET, United Kingdom, a.vaughan@bas.ac.uk, (2) Geological Sciences, British Antarctic Survey, c/o NERC Isotope Geosciences Laboratory, Keyworth, Nottingham, NG12 5GG, United Kingdom, (3) Australian National Univ, Research School of Earth Sciences, Mills Rd, Canberra, 0200, Australia
87-02:45 PM STRUCTURE, WHITE MICAS AND STRAIN ACROSS THE TALAS ALA TAU (NORTHERN TIEN SHAN). INSIGHTS ON THE TECTONIC EVOLUTION OF CENTRAL ASIA: GUTIERREZ-ALONSO, Gabriel1, ABAD, M. Isabel2, CABERO, Ana3, NIETO, Fernando2, GERTNER, Igor4, and BECKER, Alex5, (1) Univ Salamanca, Facultad de Ciencias, Salamanca, 37008, Spain, gabi@gugu.usal.es, (2) Mineralogy and Petrology, Universidad de Granada, Campus de Fuentenueva s/n, Granada, 18071, Spain, (3) Departamento de Geología, Universidad de Salamanca, Plaza de la Merced s/n, Salamanca, 37008, Spain, (4) Geology Department, Tomsk State Univ, Lenin Street, 36, Tomsk, 634050, Russia, (5) Textonic Consulting LDT, 1061 Brickley Close, North Saanich, V8L 5L1, Canada
87-03:00 PM TECTONIC EROSION, DIAPIRIC FLOW, AND EMPLACEMENT OF UHP ROCKS DURING OCEANIC SUBDUCTION: ORIGIN OF THE NORTH QAIDAM UHP GNEISSES: YIN, An1, GEHRELS, George E.2, MANNING, Craig E.1, and MENOLD, Carie1, (1) Department of Earth and Space Sciences, Univ of California, Los Angeles, CA 90095-1567, yin@ess.ucla.edu, (2) Department of Geosciences, Univ of Arizona, Tucson, AZ 85721
87-03:15 PM ZIRCON AND APATITE (U-TH)/HE THERMOCHRONOLOGY OF THE DABIE SHAN, CHINA: REINERS, Peter W.1, ZHOU, Zuyi2, XU, Changhai2, and EHLERS, Todd3, (1) Geology and Geophysics, Yale Univ, 210 Whitney Ave, New Haven, CT 06511, peter.reiners@yale.edu, (2) Marine Geology and Geophysics, Tongji Univ, 1239 Siping Rd, Shanghai, 200092, China, (3) Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 99125
87-03:30 PM FLAT SLAB SUBDUCTION IN THE GEOLOGICAL RECORD: CONSIDERATION OF MODERN ANALOGUES: MURPHY, J. Brendan, Geology, St. Francis Xavier Univ, P.O. Box 5000, Antigonish, NS B2G 2W5, Canada, bmurphy@stfx.ca, HYNES, Andrew, Earth and Planetary Sciences, McGill Univ, 3450 University Street, Montreal, QC H3A 2A7, Canada, JOHNSTON, Stephen T., School of Earth and Ocean Sciences, Univ of Victoria, Victoria, BC VW8 3P6, Canada, and OPPLIGER, Gary L., Mackay School of Mines, Univ of Nevada Reno, Reno, NV 89557-0138
87-03:45 PM EASTERN PACIFIC ANALOGUE FOR AVALONIA AND CORRELATIVE PERI-GONDWANAN TERRANES: KEPPIE, John Duncan, Instituto de Geologia, Universidad Nacional Autonoma de Mexico, Ciudad Universitaria, Mexico D.F, 04510, Mexico, duncan@servidor.unam.mx, NANCE, R. Damian, Department of Geological Sciences, Ohio Univ, Athens, OH 45701, MURPHY, J. Brendan, Geology, St. Francis Xavier Univ, P.O. Box 5000, Antigonish, NS B2G 2W5, Canada, and DOSTAL, Jarda, Earth Sciences, St. Mary's Univ, Halifax, NS, Canada
87-04:00 PM LATE CRETACEOUS-EARLY EOCENE RECORD OF OBLIQUE CONVERGENCE ALONG THE NORTHEAST PACIFIC RIM: CONSTRAINTS ON RELATIVE MOTION OF THE NORTH AMERICA-FARALLON PLATES AND LOCATION OF THE KULA-FARALLON TRIPLE JUNCTION: ROESKE, Sarah M., Department of Geology, Univ of California at Davis, 1 Shields Avenue, Davis, CA 95616, roeske@geology.ucdavis.edu, SNEE, Lawrence W., MS 974, U.S. Geol Survey, Denver Federal Center, Denver, CO 80225, and PAVLIS, Terry, Univ New Orleans, 2000 Lakeshore Dr, New Orleans, LA 70148-0001
87-04:15 PM TECTONIC SETTING OF THE SMARTVILLE AND SLATE CREEK COMPLEXES, NORTHERN SIERRA NEVADA, CALIFORNIA: EVIDENCE FROM ZIRCON GEOCHRONOLOGY AND COMMON PB STUDIES: BICKFORD, M. E., Dept. of Earth Sciences, Syracuse Univ, Syracuse, NY 13244, mebickfo@syr.edu and DAY, H. W., Department of Geology, Univ of California, Davis, CA 95616
87-04:30 PM INSIGHT INTO THE ARC TECTONICS OF THE SOUTHWESTERN CORDILLERA VIA THE MESOZOIC DEFORMATION HISTORY OF THE PANAMINT RANGE, CALIFORNIA: ANDREW, Joe E., Department of Geology, University of Kansas, 120 Lindley Hall, Lawrence, KS 66045, jandrew@ukans.edu.
87-04:45 PM THE GROSS SPITZKOPPE GRANITE STOCK OF THE CRETACEOUS DAMARALAND ANOROGENIC PROVINCE IN NAMIBIA—AN EXAMPLE OF BIMODAL MAGMATISM RELATED TO CONTINENTAL RIFTING: HAAPALA, Ilmari J. and FRINDT, Stephen, Department of Geology, Univ of Helsinki, P.O. Box 64, Helsinki, FIN - 00014, Finland, ilmari.haapala@helsinki.fi
87-05:00 PM PROTEROZOIC GRANITE SYSTEMS OF THE CENTRAL UNITED STATES AND THEIR BEARING ON PROTEROZOIC CONTINENTAL RECONSTRUCTIONS: VAN SCHMUS, W. Randall, Dept. of Geology, Univ. of Kansas, 1475 Jayhawk Blvd, Lawrence, KS 66045-7613, rvschmus@ku.edu.
87-05:15 PM RAPID GENERATION OF CONTINENTAL CRUST IN PLATE-CONVECTION MODE: COLLINS, William J., Univ Newcastle, Dept Geology, Newcastle 2308 Australia, bill.collins@newcastle.edu.au.

Back to the GSA Annual Meeting, November 5-8, 2001
General Information for this Meeting