Session No. 63 Tuesday, November 6, 2001

8:00 AM-12:00 PM, Hynes Convention Center: 100
T3. Focus on IGCP: Modern and Ancient Plate Boundaries and Orogens I: In Memory of Chris McA. Powell
Suzanne M. Kay, Eldridge M. Moores and Mark Cloos, Presiding
 Paper #Start Time
63-08:00 AM GONDWANA: THE NEXT FRONTIER FOR DEEP SEISMIC EXPLORATION: POWELL, Chris, Tectonics Special Research Center, Univ of Western Australia, Perth, 6907, Australia, cpowell@tsrc.uwa.edu.au, BROWN, Larry D., Earth and Atmospheric Sciences, Cornell Univ, 3124 Snee Hall, Ithaca, NY 14853, brown@geology.cornell.edu, KROENER, Alfred, Institut für Geowissenschaften, Johannes Gutenberg-Universität, Becherweg 21, Mainz, D-55099, Germany, WINDLEY, Brian F., Department of Earth and Planetary Sciences, Tokyo Institute of Technology, O-okayama 2-12-1, Tokyo, 152-8551, Japan, and KANAO, Masaki, Department of Earth Science, National Institute of Polar Rsch, 1-9-10 Kaga, Itabashi-ku, Tokyo, 173-8515, Japan
63-08:15 AM EVOLUTION OF THE NORTHERN PORTION OF THE CARIBBEAN PLATE: PACIFIC ORIGIN TO BAHAMIAN COLLISION: PINDELL, James1, DRAPER, Grenville2, KENNAN, Lorcan1, STANEK, Klaus P.3, and MARESCH, Walter V., (1) Tectonic Anaysis Ltd, Cokes Barn, West Burton, Pulborough, RH20 1HD, United Kingdom, jim@tectonicanalysis.com, (2) Earth Sciences, Florida International University, Miami, FL 33199, United Kingdom, draper@fiu.edu, (3) Inst. für Geologie, TU Bergakademie Freiberg, Bernhard von Cotta Str. 2, Freiberg, D 09596, Germany
63-08:30 AM PHANEROZOIC TECTONIC EVOLUTION OF THE NORTH AMERICAN PLATE BOUNDARY IN CUBA: ITURRALDE-VINENT, Manuel A., Museo Nacional de Historia Natural, Obispo no. 61, Plaza de Armas, La Habana 10100 Cuba, iturralde@mnhnc.inf.cu.
63-08:45 AM ASYMMETRIC SEAFLOOR SPREADING, CRUSTAL THICKNESS VARIATIONS AND TRANSITIONAL CRUST IN CAYMAN TROUGH FROM GRAVITY: TEN BRINK, Uri S.1, COLEMAN, Dwight F.2, and DILLON, William P.1, (1) US Geol Survey, 384 Woods Hole Rd, Woods Hole, MA 02543-1598, tenbrink@usgs.gov, (2) Institute for Exploration, 55 Coogan Blvd, Mystic, CT 06355-1927
63-09:00 AM CENOZOIC ROTATION OF THE YUCATAN (MAYA) BLOCK ALONG THE ORIZABA FAULT ZONE OF SOUTHERN MEXICO AND THE FAULTS OF CENTRAL AMERICA: BURKART, Burke, Geology, Univ Texas - Arlington, Box 19049, Arlington, TX 76019-0049, burkart@uta.edu and SCOTESE, Christopher R., Geological Sciences, Univ of Texas at Arlington, 500 Yates, Arlington, TX 76019
63-09:15 AM EVOLUTION OF THE CRETACEOUS TO RECENT OROGENIC BELT OF NORTHERN VENEZUELA: SISSON, Virginia B. and AVÉ LALLEMANT, H. G., Dept. of Earth Science, Rice Univ, MS-126, Houston, TX 77005-1892, jinnys@rice.edu
63-09:30 AM INTERCRATONIC OROGENS: THE CARIBBEAN AND SCOTIA ARCS: DALZIEL, Ian W.D., LAWVER, Lawrence A., GAHAGAN, Lisa M., and MANN, Paul, Institute for Geophysics, Univ of Texas at Austin, 4412 Spicewood Springs Road #600, Austin, TX 78759-8500, ian@utig.ig.utexas.edu
63-09:45 AM THE METAMORPHIC SIGNATURE OF CONFINED OROGENY AND COLLAPSE: AN EXAMPLE FROM THE NEOPROTEROZOIC ARAÇUAÍ BELT OF EASTERN BRAZIL: WHITTINGTON, Alan, Univ Illinois - Urbana- Champaign, 1301 W Green St, Urbana, IL 61801, awhittin@uiuc.edu, PEDROSA-SOARES, Antônio Carlos, Institute of Geosciences, Universidade Federal de Minas Gerais, Av. Antônio Carlos, 6627, Campus Pampulha, Belo Horizonte, 31270-901 MG, Brazil, MARSHAK, Stephen, Univ Illinois - Urbana-Champaign, 1301 W Green St, Urbana, IL 61801-2999, and ALKMIM, Fernando, Departamento de Geologia da Escola de Minas, Universidade Federal de Ouro Preto, Campus do Morro do Cruzeiro, Ouro Preto, MG, 35400-000, Brazil
63-010:00 AM EXTENSIONAL COLLAPSE OF THE NEOPROTEROZOIC ARAÇUAÍ OROGEN, BRAZIL: THE ROLE OF REGIONAL CRENULATION CLEAVAGE: MARSHAK, Stephen1, ALKMIM, Fernando F.2, WHITTINGTON, Alan G.1, and PEDROSA-SOARES, Antônio Carlos3, (1) Dept. of Geology, Univ. of Illinois, 1301 W. Green St, Urbana, IL 61801, smarshak@uiuc.edu, (2) Depto. de Geologia, Univ. Federal de Ouro Preto, Morro do Cruzeiro, Ouro Preto, M.G, 35.400, Brazil, (3) Universidade Federal de Minas Gerais-IGC-CPMTC, Campus Pampulha, Belo Horizonte, MG, 31270-901, Brazil
63-010:15 AM NEOPROTEROZOIC-CAMBRIAN EVOLUTION OF A CONFINED OROGEN AND ITS RELATION TO ECONOMIC MINERALIZATION: THE ARAÇUAÍ BELT, EASTERN BRAZIL: PEDROSA-SOARES, Antônio Carlos, Universidade Federal de Minas Gerais-IGC-CPMTC, Campus Pampulha, Belo Horizonte, MG, 31270-901, Brazil, pedrosa@igc.ufmg.br, ALKMIM, Fernando, Departamento de Geologia da Escola de Minas, Universidade Federal de Ouro Preto, Campus do Morro do Cruzeiro, Ouro Preto, MG, 35400-000, Brazil, WHITTINGTON, Alan, Univ Illinois - Urbana- Champaign, 1301 W Green St, Urbana, IL 61801, and MARSHAK, Stephen, Univ Illinois - Urbana-Champaign, 1301 W Green St, Urbana, IL 61801-2999
63-010:30 AM GEODYNAMIC EVOLUTION OF THE 600 MA PAN AFRICAN-BRASILIANO BELT IN CAMEROON: TOTEU, S. Felix1, PENAYE, Joseph1, and VAN SCHMUS, W. Randall2, (1) Centre for Geol and Mining Rsch, B.P. 333, Garoua, Cameroon, crgm@iccnet.cm, (2) Dept. of Geology, Univ. of Kansas, 1475 Jayhawk Blvd, Lawrence, KS 66045-7613
63-010:45 AM UMKONDO IGNEOUS PROVINCE AND MESOPROTEROZOIC UMKONDO BASIN IN EASTERN ZIMBABWE: POSSIBLE RELEVANCE TO RODINIA: MUKWAKWAMI, Joshua1, BLENKINSOP, Tom G.1, HANSON, Richard2, and MUNYANYIWA, Hubbert1, (1) Department of Geology, Univ of Zimbabwe, P.O. Box MP 167, Mount Pleasant, Harare, Zimbabwe, joshua@science.uz.ac.zw, (2) Geology, Texas Christian Univ, Box 298830, Fort Worth, TX TX 76129
63-011:00 AM THE AREQUIPA-ANTOFALLA BASEMENT (AAB): AN ORPHANED CRUSTAL BLOCK?: LOEWY, Staci1, CONNELLY, James N.1, DALZIEL, Ian W.D.2, and GOWER, Charles F.3, (1) Department of Geological Sciences, The University of Texas at Austin, Austin, TX 78712, sloewy@mail.utexas.edu, (2) Institute for Geophysics, The University of Texas at Austin, 4412 Spicewood Springs Rd, Bldg. 600, Austin, TX 78759, (3) Newfoundland Department of Mines and Energy, P.O. Box 8700, St. John's, NF A1B 4J6, Canada
63-011:15 AM APPARENT TRUNCATION AND JUXTAPOSITION OF CAMBRIAN AND ORDOVICIAN ARC-ACCRETIONARY COMPLEXES, EASTERN SIERRAS PAMPEANAS, ARGENTINA: GROMET, L. Peter, Brown Univ, PO Box 1846, Providence, RI 02912-1846, l_gromet@brown.edu, SIMPSON, Carol, Boston Univ, 675 Commonwealth Ave, Boston, MA 02215-1406, MIRO, Roberto, Geol Survey of Argentina, Córdoba Branch, Córdoba, Argentina, and WHITMEYER, Steven J., Boston Univ, 685 Commonwealth Ave, Boston, MA 02215-1406
63-011:30 AM ACCRETION OF THE ARGENTINE PRECORDILLERA TO WESTERN GONDWANA: THOMAS, William A., Department of Geological Sciences, Univ of Kentucky, 101 Slone Bldg, Lexington, KY 40506, geowat@pop.uky.edu and ASTINI, Ricardo A., Cátedra de Estratigrafía y Geología Histórica, Universidad Nacional de Córdoba, Av. Vélez Sársfield 299, CC 395, Córdoba, 5000, Argentina
63-011:45 AM NEOGENE SHALLOW SUBDUCTION SEGMENTS IN THE CHILEAN/ARGENTINE ANDES AND ANDEAN-TYPE MARGINS: KAY, Suzanne M., Dept. Geological Sciences, Cornell Univ, Snee Hall, Ithaca, NY 14853, SMK16@Cornell.edu and MANCELLA, Oscar, Repsol-YPF, Buenos Aires, Argentina

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