Session: T5. Processes, Comparisons and Other Cordilleran Issues II: Paleozoic to Early Mesozoic Continental Margin Tectonics (Backbone of the Americas

Paper #

Booth #

1

142

GONDWANAN - SOUTH AMERICAN CONNECTIONS IN TACONIAN, ACADIAN-CALEDONIAN, AND YOUNGER OROGENIC RECORDS IN THE NORTHERN APPALACHIANS AND NORWEGIAN CALEDONIDES (I)

ROBINSON, Peter¹, TUCKER, Robert D.², HOLLOCHER, Kurt T.³, PETERSON, Virginia L.⁴, THOMPSON, Peter J.⁵, BERRY IV, Henry N.⁶, OSBERG, Philip H.⁷, VAN STAAL, Cees R.⁸, ROBERTS, David¹ and NORDGULEN, Øystein¹, (1)Geol Survey of Norway, Trondheim, N7491, Norway, (2)Department of Earth and Planetary Sciences, Washington Univ, St Louis, MO 63130, (3)Geology Department, Union College, Nott St, Schenectady, NY 12308, (4)Geology Department, Grand Valley State Univ, Allendale, MI 49401, (5)Earth Sciences Dept, Univ of New Hampshire, Durham, NH 03824, (6)Maine Geological Survey, 22 State House Station, Augusta, ME 04333, (7)PO Box 224, Orono, ME 04473-0224, (8)Geol Survey of Canada, 601 Booth St, Ottawa, ON K1A 0E8, peter.robinson@ngu.no, peter.robinson@ngu.no

2

143

DIFFERENTIATION OF THE STRATIGRAPHY AND STRUCTURE OF THE WALDEN CREEK GROUP ON THE OVERTURNED LIMB OF THE DUCKTOWN ANTICLINORIUM AND DETERMINATION OF STRATIGRAPHIC RELATIONSHIPS WITH THE NANTAHALA/BRASSTOWN FORMATIONS AND THE GREAT SMOKY GROUP

KURTZ, Bobby M., Depatment of Geological Sciences, Florida State University, 108 Carraway Building, Tallahassee, FL 32306, kurtz@gly.fsu.edu, kurtz@gly.fsu.edu

3

144

METASOMATIC MASKING OF POTENTIAL HYDROTHERMAL TIN DEPOSITS

ISPHORDING, Wayne C., ALLISON, David T. and WIGGINS, Jessica M., Earth Sciences, University of South Alabama, LSCB 136, Mobile, AL 36688, wisphord@jaguar1.usouthal.edu, wisphord@jaguar1.usouthal.edu

4

145

LITHOSPHERIC STRUCTURE ACROSS THE CARPATHIANS, VARISCIDES, AND OUACHITA OROGENIC BELT: SOME RECENT RESULTS AND COMPARISONS

KELLER, G. Randy, Department of Geological Sciences, Univ of Texas at El Paso, El Paso, TX 79968, MICKUS, Kevin, Dept. of Geosciences, Missouri State University, Springfield, MO 65897, GRAD, Marek, Institute of Geophysics, University of Warsaw, Pasteura 7, Warsaw, 02-093, Poland, THOMAS, William, Department of Geological Sciences, Univ of Kentucky, 101 Slone Bldg, Lexington, KY 40506-0053 and GUTERCH, Alexander, Institute of Geophysics, Polish Academy of Sciences, Ks. Janusza 64, Warsaw, 01-452, Poland, keller@geo.utep.edu, keller@geo.utep.edu

5

146

THE ROLE OF NORMAL FAULT GROWTH ON SEDIMENTATION DURING BASIN FORMATION: A CASE STUDY FROM A LATE CAMBRIAN RIFT ASSOCIATED WITH THE LONG-LIVED PALAEO-PACIFIC SUBDUCTION SYSTEM IN EASTERN AUSTRALIA

NOLL, Christian Alistair and HALL, Mike, Geosciences, Monash University, PO Box 28E Monash University, Victoria, 3800, nollchristian@yahoo.com.au, nollchristian@yahoo.com.au

6

147

RODINIA TO GONDWANA: CONNECTIONS AND DISCONNECTIONS BETWEEN THE CRATONIC NUCLEI OF NORTH AND SOUTH AMERICA OBSERVED FROM PALEOMAGNETIC DATA

TOHVER, Eric¹, TRINDADE, Ricardo² and D'AGRELLA FILHO, Manoel², (1)Departamento de Geofisica, Instituto de Astronomia e Geofisica, Rua do Matão, 1226, Universidade de Sao Paulo, Cidade Universitária, Sao Paulo, 05508-090, Brazil, (2)Departamento de Geofisica, Instituto de Astronomia e Geofisica, Rua do Matão, 1226, Universidade de Sao Paulo, Cidade Universitária, São Paulo, 05508-090, etohver@usp.br, etohver@usp.br

7

148

CUYANIA TERRANE AND THE THICK-SKINNED BELT OF THE FRONTAL CORDILLERA, WESTERN ARGENTINA: STRATIGRAPHIC RELATIONSHIP AND PALEOGEOGRAPHIC SIGNIFICANCE

PERALTA, Silvio H., CONICET e Instituto de Geologia, Universidad Nacional de San Juan, Cereseto y Meglioli - C.P. (5401), San Juan, 5400, Argentina, speralta@unsj-cuim.edu.ar, speralta@unsj-cuim.edu.ar

8

149

THE EARLY PALEOZOIC EXTENSIONAL HISTORY OF THE CUYANIA TERRANE: AN APPROACH TO UNDERSTANDING ITS TECTOSEDIMENTARY EVOLUTION

PERALTA, Silvio H.¹, FINNEY, Stanley C.², GLEASON, James D.³ and HEREDIA, Susana E.¹, (1)CONICET e Instituto de Geologia, Universidad Nacional de San Juan, Cereseto y Meglioli - C.P. (5401), San Juan, 5400, Argentina, (2)Department of Geological Sciences, California State Univ-Long Beach, Long Beach, CA 90840-3902, (3)Geological Sciences, University of Michigan, 2534 C.C. Little Building, Ann Arbor, MI 48109, speralta@unsj-cuim.edu.ar, speralta@unsj-cuim.edu.ar

9

150

NEW PALEOMAGNETIC DATA FROM ORDOVICIAN IGNEOUS ROCKS (CERRO MORADO GROUP) OF THE FAMATINA SYSTEM, NORTHWESTERN ARGENTINA

SPAGNUOLO, Cecilia Mariel¹, RAPALINI, Augusto Ernesto¹ and ASTINI, Ricardo A.², (1)Departamento Ciencias Geológicas, Universidad de Buenos Aries, Pabellón 2, Ciudad Universitaria, Capital Federal, C1428EHA, Argentina, (2)Cátedra de Estratigrafía y Geología Histórica, Universidad Nacional de Córdoba, Pabellón Geología, Ciudad Universitaria, 2º Piso, Oficina 7, Córdoba, X5016GCA, Argentina, cspagnuolo@gl.fcen.uba.ar, cspagnuolo@gl.fcen.uba.ar

10

151

TECTONIC EVOLUTION OF THE SIERRA DE SAN LUIS AND ITS IMPLICATIONS FOR THE EARLY PALEOZOIC ACCRETIONAL HISTORY IN THE SOUTHWEST OF GONDWANA

LOPEZ DE LUCHI, Monica Graciela¹, STEENKEN, Andre¹, MARTINO, Roberto D.², SIEGESMUND, Siegfried³ and WEMMER, Klaus³, (1)Petrology, Instituto de Geocronologia y Geologia Isotopica, Pabellon INGEIS, Ciudad Universitaria, Buenos Aires, C1428EHA, Argentina, (2)Facultad de Ciencias Exactas, Av Velez Sarsfield 299, Cordoba, 5000, Argentina, (3)Geowissenschaftliches Zentrum Göttingen - Structural Geology, Univ of Göttingen, Goldschmidtstrasse 3, Göttingen, 37077, Germany, deluchi@ingeis.uba.ar, deluchi@ingeis.uba.ar

11

152

CORRELATION OF PALEOZOIC AND PROTEROZOIC TERRANES OF SOUTHERN MEXICO WITH THE NORTHERN ANDES BASED ON U-PB GEOCHRONOLOGY OF DETRITAL ZIRCONS AND ND ISOTOPIC DATA

RUIZ, Joaquin¹, TALAVERA, Oscar² and GEHRELS, George E.¹, (1)Department of Geosciences, University of Arizona, Tucson, AZ 85721, (2)Departamento de Geologia, Universidad de Guerrero, Taxco Viejo, 85721, Mexico, jruiz@geo.arizona.edu, jruiz@geo.arizona.edu

12

153

SEDIMENT HOSTED VEIN MINERALIZATION AS A GUIDE TO THE METALLOGENIC AND TECTONIC EVOLUTION OF NW ARGENTINA

KLIPFEL, Paul D.¹, CRUISE, Mark², RANKIN, Leigh R.³ and VITTONE, Hector², (1)4861 Ramcreek Trail, Reno, NV 89509, (2)Cardero Resource Corporation, 1901-1177 W. Hastings Street, Vancouver, BC V6E 2K3, Canada, (3)PO Box 195, Aldgate, 5154, Australia, p.klipfel@sbcglobal.net, p.klipfel@sbcglobal.net

13

154

PALEOZOIC FLAT-SLAB SUBDUCTION AND BROKEN FORELAND SCENARIOS PRIOR TO THE ANDES MOUNTAIN BUILDING

ASTINI, Ricardo A. and DÁVILA, Federico M., Laboratorio de Análisis de Cuencas-Cátedra de Estratigrafía y Geología Histórica, FCEFyN - Universidad Nacional de Córdoba, Av. Velez Sarsfield 1611, Ciudad Universitaria-Edificio Geología, Córdoba, 5016, Argentina, raastini@efn.uncor.edu, raastini@efn.uncor.edu

14

155

A GEOLOGICAL PERSPECTIVE TO SOME BASALTIC AND SILICIC MAGMA INTERACTIONS IN ARC RELATED ASSOCIATIONS

POMA, Stella, Department of Geological Sciences, University of Buenos Aires, Ciudad Universitaria - Pabellón II, Buenos Aires, 1428, Argentina and QUENARDELLE, Sonia, Ciencias Geológicas, Universidad de Buenos Aires, Facultad de Cs Exactas y Naturales, Ciudad Universitaria, Pab II, Buenos Aires, 1428, Argentina, stella@gl.fcen.uba.ar, stella@gl.fcen.uba.ar

15

156

MAL PAÍS FORMATION: AN EVIDENCE OF SHALLOW SUBDUCTION DURING PERMIAN TIMES IN MENDOZA PROVINCE, ARGENTINA: A COMPARISON WITH EQUIVALENT MIOCENE ROCKS

KOUKHARSKY, Magdalena, Ciencias Geologicas, Universidad de Buenos Aires, Ciudad Universitaria, Pabellón 2, Piso 1, Buenos Aires, Buenos Aires, 1428, Argentina and ETCHEVERRIA, Mariela, Geologia Regional, Servicio Geologico Minero Argentino, Julio A. Roca 651, Piso 10, Capital, Buenos Aires, 1322, Argentina, mkou@gl.fcen.uba.ar, mkou@gl.fcen.uba.ar

16

157

THE SOUTHERN GONDWANA MARGIN IN PATAGONIA DURING LOWER PERMIAN

NULLO, Francisco E., Departamento de Geologia - Conicet, Universidad de Buenos Aires, Pabellon 2, Buenos Aires, 1242, Argentina and HALLER, Miguel J., Departamento de Geologia - Conicet, Universidad Nacional de la Patagonia San Juan Bosco, Bvard. Brown 3500, Puerto Madryn, 9120, Argentina, nullo@newphoenixsrl.com, nullo@newphoenixsrl.com

17

158

INTEGRATED STRATIGRAPHIC APPROACH TO DEFINING THE DYNAMICS OF THE RINCON BLANCO HALF-GRABEN AND ITS TECTONIC RELATIONSHIP

BARREDO, Silvia Patricia, Departamento de Geología, Laboratorio de Tectónica Andina, Pabellón II -Ciudad Universitaria, Capital Federal, 1428, Argentina, silvia@gl.fcen.uba.ar, silvia@gl.fcen.uba.ar

18

159

PERMO-TRIASSIC MAGMATISM OF THE CHOIYOI GROUP IN THE CORDILLERA FRONTAL OF MENDOZA, ARGENTINA: GEOLOGICAL VARIATIONS ASSOCIATED TO CHANGES IN PALEO-BENIOFF ZONE

MARTINEZ, Amancay Nancy¹, RODRÍGUEZ BLANCO, Leticia² and RAMOS, Victor A.¹, (1)Departamento de Ciencias Geológicas, Universidad de Buenos Aires, Laboratorio de Tectónica Andina, Ciudad Universitaria, Pabellón II, Buenos Aires, 1428, Argentina, (2)Departamento de Ciencias Geológicas, Universidad de Buenos Aires, Laboratorio de Tectónica Andina. Ciudad Universitaria, Pabellón II, Buenos Aires, 1428, Argentina, ami@gl.fcen.uba.ar, ami@gl.fcen.uba.ar

19

160

THE CHOIYOI GROUP AT ARROYO MANZANO AREA, MENDOZA PROVINCE, ARGENTINA: A MAGMATIC RETROARC SEQUENCE

VUJOVICH, Graciela I., Laboratorio de Tectónica Andina, FCEN, Universidad de Buenos Aires / CONICET, Ciudad Universitaria, Pabellón 2, Buenos Aires, 1428, Argentina and COLUCCIA, Alejandra P., Buenos Aires, 1428, Argentina, graciela@gl.fcen.uba.ar, graciela@gl.fcen.uba.ar

20

161

UNRAVELLING THE NEW ENGLAND OROCLINE AND IMPLICATIONS FOR END PALEOZOIC TO EARLY MESOZOIC OROGENESIS ALONG THE PACIFIC MARGIN OF GONDWANA

CAWOOD, Peter A., Tectonics Special Research Centre, University of Western Australia, 35 Stirling Highway, Crawley, W.A. 6009, Australia, Crawley, 6009, Australia and LEITCH, Evan C., Department of Environmental Sciences, University of Technology, Sydney, G.P.O. Box 123, Broadway, 2007, Australia, evan.leitch@uts.edu.au, evan.leitch@uts.edu.au

21

162

THE PALEOZOIC VOLCANO-PLUTONIC ASSOCIATION OF NORTH DOBROGEA, ROMANIA: A REMNANT OF A CONTINENTAL MARGIN MAGMATIC ARC IN THE VARISCAN BELT OF EUROPE

SEGHEDI, Antoneta¹, BERZA, Tudor¹, FÜLÖP, Alexandrina² and GHEORGHE, Oaie³, (1)Geological Institute of Romania, 1 Caransebes St, Bucharest, 012271, Romania, (2)North University Baia Mare, Victor Babes str. 62/A, Baia Mare, 430083, Romania, (3)Institute of Marine Geology and Geoecology, 23-25 Dimitrie Onciul St, Bucharest, 024053, Romania, antoneta@igr.ro, antoneta@igr.ro

22

163

THE UPPER CRETACEOUS BANATITIC MAGMATIC AND METALLOGENETIC BELT IN THE ALPINE CARPATHIAN-BALKAN CHAIN OF EUROPE

VLAD, Serban Nicolae¹, BERZA, Tudor², SEGHEDI, Antoneta², MARINCEA, Stefan² and ILINCA, Gheorghe³, (1)Ecological University, Str. Franceza 22, Bucuresti, 73429, Romania, (2)Geological Institute of Romania, 1 Caransebes St, Bucharest, 012271, Romania, (3)Department of Mineralogy, University of Bucharest, 1 Nicolae Balcescu Boulevard, Bucuresti, 70111, Romania, catrinelvlad@pcnet.ro, catrinelvlad@pcnet.ro

23

164

EVOLUCIÓN DEL MAGMATISMO CALCOALCALINO DEL PERMO- JURÁSICO AL CRETÁCEO: DATOS ISOTÓPICOS - SUR DE PERÚ

MARTINEZ, William, Instituto Geológico Minero y Metalúrgico, INGEMMET, Lima, Peru and CERVANTES, J., Lima, Peru, martinez@ingemmet.gob.pe, martinez@ingemmet.gob.pe

Backbone of the Americas—Patagonia to Alaska, (3–7 April 2006)

T5. Processes, Comparisons and Other Cordilleran Issues II: Paleozoic to Early Mesozoic Continental Margin Tectonics