POSTER SESSION APRIL 8th STABLE ISOTOPE COMPOSITION OF THE CERRO PUNTUDO LACUSTRINE LIMESTONES (TRIASSIC, ARGENTINA) Cecilia Andrea Benavente – IANIGLA-CONICET, Mariana Celina Cagnoni – INGEIS-CONICET-UBA, David Finkelstein – Hobart and Smith Colleges, Nora Cabaleri – INGEIS-UBA-CONICET. PANEL N.: 1 AGE AND PROVENANCE OF THE SERRA DE SANTA HELENA FORMATION, BAMBUÍ GROUP: INSIGHTS FROM PRELIMINARY U-Pb DATA Gustavo Macedo de Paula Santos – Instituto de Geociências/USP, Marly Babinski – Instituto de Geociências/ USP, Cristian Guacaneme Mora – Instituto de Geociências/USP, Matheus Kuchenbecker – Universidade Federal de Minas Gerais, Antonio Carlos Pedrosa-Soares – Universidade Federal de Minas Gerais. PANEL N.: 2 CARBON AND OXIGEN ISOTOPE STRATIGRAPHY OF A SECTION OF THE SETE LAGOAS FORMATION (BAMBUÍ GROUP) IN SOUTHERN SÃO FRANCISCO CRATON, BRAZIL Cristian Guacaneme Mora – Instituto de Geociências/USP, Marly Babinski – Instituto de Geociências/USP, Gustavo Macedo de Paula Santos – Instituto de Geociências/USP, Matheus Kuchenbecker – Universidade Federal de Minas Gerais, Antonio Carlos Pedrosa-Soares – Universidade Federal de Minas Gerais. PANEL N.: 3 CHEMOSTRATIGRAPHY AND GEOCHRONOLOGY OF AN UPPER SECTION OF SETE LAGOAS FORMATION, BAMBUÍ GROUP, IN THE SOUTHEASTERN SÃO FRANCISCO CRATON Sergio Caetano Filho – Universidade Estadual Paulista, Marly Babinski – Instituto de Geociências/ USP, Gustavo Macedo de Paula Santos – Instituto de Geociências/USP, Matheus Kuchenbecker – Universidade Federal de Minas Gerais. PANEL N.: 4 CHEMOSTRATIGRAPHY OF THE CRETACEOUS SEDIMENTARY RECORD IN COLOMBIA: IMPLICATIONS FOR ANOXIC EVENTS, CRETACEOUS OIL SYSTEM DATING, AND PALEOGEOGRAPHY Juan Carlos Silva-Tamayo – Stanford University, Catalina Ramirez – Universidad de Caldas, Alcides Nobrega Sial – NEG-LABISE/UFPE, German Bayona – Universidad de Caldas, Hefer Nomesqui Ortiz – Universidad de Caldas, Natalia Ocampo – Universidad de Caldas, Marcela Montealegre – Corporacion Geologica Ares, Carolina Bedoya – Universidad de Caldas, David Trujillo – Universidad de Caldas. PANEL N.: 5 CARBON AND OXYGEN ISOTOPIC CHARACTERIZATION OF METACARBONATE ROCKS FROM AÇUNGUI AND SÃO ROQUE GROUPS, SP, BRAZIL Maria Heloisa Barros de Oliveira Frascá – MHB Serviços Geológicos Ltda, Ginaldo Ademar da Cruz Campanha – Instituto de Geociências/USP. PANEL N.: 6 REE GEOCHEMISTRY, C, O, Cr AND Sr ISOTOPES FOR THE NEOPROTEROZOIC JUCURUTU FORMATION AND RELATED BIFs, SERIDÓ BELT, NE BRAZIL Alcides Nobrega Sial – NEG-LABISE/UFPE, Marcel Sena Campos – NEG-LABISE/UFPE, Claudio Gaucher – Universidad de la Republica, Robert Frei – University of Copenhagen, Valderez Pinto Ferreira – NEG-LABISE/UFPE, Rielva Solimary Campelo do Nascimento – Fundação Universidade do Amazonas, Márcio M. Pimentel – Universidade de Brasília, Natan Silva Pereira – NEG-LABISE/ UFPE, Alexandra Rodler – University of Copenhagen. PANEL N.: 7 LITHIUM ISOTOPES SYSTEMATICS IN GEOTHERMAL SYSTEMS Romain Millot – Bureau de Recherches Géologiques et Minière, Philippe Negrel – Bureau de Recherches Géologiques et Minière, Bernard Sanjuan – Bureau de Recherches Géologiques et Minière. PANEL N.: 9 NICKEL BIOGEOCHEMICAL CYCLE IN THE ROCK-SOIL-WATER-PLANT-WASTE CONTINUUM: COUPLING ISOTOPIC SIGNATURES AND SOLID SPECIATION Ratié Gildas – Interactions et Dynamique des Environnements de Surface (IDES), Delphine Jouvin – Université Paris Sud, Jérémie Garnier – Universidade de Brasília, Cécile Quantin – Université Paris Sud, Yann Sivry – Institut de Physique du Globe de Paris, Isabella Zelano – Institut de Physique du Globe de Paris, François Thil – Laboratoire des Sciences du Climat et de l’Environnement, Emmanuelle Montargès Pelletier – Université de Lorraine, Rémy Pichon – Université Paris Sud, Edi Mendes Guimarães – Universidade de Brasília PANEL N.: 10 Pb-Nd-Sr ISOTOPIC CHARACTERIZATION OF REFERENCE MATERIAL BRP-1 (Basalt Ribeirão Preto) Marly Babinski – Instituto de Geociências/USP, Liliane Aparecida Petronilho – Instituto de Geociências/ USP, Giselle Baratti Magdaleno – Instituto de Geociências/USP, Rodrigo Azzi Silva – Instituto de Geociências/USP, Izabel Ramos Ruiz – Instituto de Geociências/USP, Jacinta Enzweiler – Universidade Estadual de Campinas. PANEL N.: 11 PERFORMANCE OF (U+Th)/He LABORATORY AT UNESP (RIO CLARO, BRAZIL) Marli Carina Siqueira Ribeiro – Universidade Estadual Paulista, Danieli Fernanda Canaver Marin – Universidade Estadual Paulista, Peter Christian Hackspacher – Universidade Estadual Paulista, Finlay Stuart – SUERC/UK. PANEL N.: 12 Ca, Mo AND U ISOTOPES EVIDENCE OCEAN ACIDIFICATION AND DEOXYGENATION DURING THE LATE PERMIAN MASS EXTINCTION Juan Carlos Silva-Tamayo – Stanford University, Jon Payne – Universidad de Caldas, Stefan Weyer – Corporacion Geologica ARES, Anton Eisenhauer – Stanford University, Paul Wignall – Leibniz Universität Hannover, Robert Newton – GEOMAR Helmholtz-Zentrum für Ozeanforschung Kiel. PANEL N.: 13 COMPOUND SPECIFIC CARBON ISOTOPE ANALYSIS OF LIGHT HYDROCARBONS (C10-FRACTION): AN IMPROVED METHOD FOR CONDENSATE CHARACTERIZATION Clarisse Lacerda Torres – Fundação Gorceix, Alexandre de Andrade Ferreira – Petrobras. PANEL N.: 14 THE APPLICATION OF U-Pb GEOCHRONOLOGY TO TITANITE BY SHRIMP Kei Sato – Instituto de Geociências/USP, Miguel Angelo Stipp Basei – Instituto de Geociências/USP, Colombo Celso Gaeta Tassinari – Instituto de Geociências/USP, Oswaldo Siga Jr. – Instituto de Geociências/USP, Artur Takashi Onoe – Instituto de Geociências/USP. PANEL N.: 15 IN-SITU OXYGEN ISOTOPE ANALYSIS OF ANTIGORITE BY SHRIMP ION MICROPROBE: A PRELIMINARY STUDY Maria Rosa Scicchitano – Australian National University, Daniela Rubatto – Australian National University, Joerg Hermann – Australian National University. PANEL N.: 16 Cu IN CONTAMINATED SOILS: BIOAVAILABILITY, SPECIATION AND ISOTOPIC FRACTIONATION Delphine Jouvin – Université Paris Sud, Matthieu Bravin – CIRAD, Laurence Denaix – INRA France, André Schneider – INRA France, Pascale Louvat – IPGP, Philippe Hinsinger – INRA France, Marc F. Benedetti – Université Paris Diderot - IPGP. PANEL N.: 17 ATMOSPHERIC ARGON DETERMINATION USING NOBLESSE NOBLE GAS MASS SPECTROMETER: TIME FOR A CHANGE? Raphael Neiva Caetano Botelho de Carvalho – Universidade de Brasília, Ana Catarina de Almeida Moura – Universidade de Brasília, Koji Kawshita – Universidade de Brasília, Reinhardt Adolfo Fuck – Universidade de Brasília, Márcio M. Pimentel – Universidade de Brasília, Elton Luiz Dantas – Universidade de Brasília, Roberto Ventura Santos – Universidade de Brasília. PANEL N.: 18 ELECTRON MICROPROBE THERMOCHRONOLOGY ANALYZER COUPLED WITH FISSION-TRACK Airton Natanael Coelho Dias – Universidade Estadual de Campinas, Farid Chemale Jr. – Universidade de Brasília, Sandro Guedes de Oliveira – Universidade Estadual de Campinas. PANEL N.: 19 EPIDOTE AS AN ALTERNATIVE GEOCHRONOMETER TO FISSION-TRACK METHOD Wagner Massayuki Nakasuga – Universidade Estadual Paulista/Presidente Prudente, Carlos Alberto Tello Sáenz – Universidade Estadual Paulista/Presidente Prudente, Eduardo Augusto Campos Curvo – Universidade Federal de Mato Grosso, Julio Cesar Hadler Neto – Universidade Estadual de Campinas, Sandro Guedes de Oliveira – Universidade Estadual de Campinas, Peter Christian Hackspacher – Universidade Estadual Paulista/Rio Claro, Arnaldo Luis Lixandrão Filho – Universidade de Campinas, Rosana Silveira Resende – Universidade Estadual Paulista/Presidente Prudente. PANEL N.: 20 VACUTAINERS® REPLACING GLASS SAMPLING BULBS AS CONTAINERS FOR PVT GAS SAMPLES: EVALUATION ON THE CARBON ISOTOPIC ANALYSES (DELTA13C) OF LIGHT HYDROCARBONS (C1-C4) Alexandre de Andrade Ferreira – CENPES/PETROBRAS, Alexandre Jaime Mello Vieira – CENPES/ PETROBRAS, Ronaldo Raymundo da Conceição – CENPES/PETROBRAS, Clarisse Lacerda Torres – Fundação Gorceix, Amanda Soares da Silva – PETROBRAS, Ayumi Tanoue da Penha – PETROBRAS, Marcia José Moreira – PETROBRAS. PANEL N.: 21 CARSTIC WORKING STANDARD DEVELOPMENT FOR d13C e d18O IRMS ANALYSIS Osmar Antunes Junior – Instituto de Geociências/USP, Maria Helena Bezerra Maia de Hollanda – Instituto de Geociências/USP,Francisco William da Cruz Junior – Instituto de Geociências/USP, Luis Henrique Mancini – Universidade de Brasília - UnB, Alcides Nobrega Sial – NEG-LABISE/UFPE, Robert Van Hale – Iso-trace Research - Department of Chemistry/University of Otago. PANEL N.: 22 USING THE 208Pb/232Th RATIO TO DATE U-POOR ZIRCON: AN EXAMPLE FROM THE BONGA CARBONATITE, ANGOLA João Orestes Schneider Santos – GeoAmazon Pty Ltd, Ian Robert Fletcher – Curtin University, Franciscus Jacobus Baars – Rock Geologia Ltda, Neal McNaughton – Curtin University. PANEL N.: 23 IMS 1280-HR: A VERSATILE SIMS INSTRUMENT FOR GEOSCIENCES Paula Cadavez-Peres – CAMECA, Philippe Saliot – CAMECA. Zn-Sr-Pb ISOTOPES IN ATMOSPHERIC POLLUTION STUDY PANEL N.: 24 Simone Maria Costa Lima Gioia – CTMSP, Marly Babinski – Instituto de Geociências/USP, Dominik Weiss – Imperial College London, Baruch Spiro – The Natural History Museum London, Américo Kerr – Instituto de Física/USP. PANEL N.: 25 ATMOSPHERIC Pb ISOTOPE EVOLUTION IN BRAZIL Simone Maria Costa Lima Gioia – CTMSP, Márcio M. Pimentel – Universidade de Brasília, Marly Babinski – Instituto de Geociências/USP, Américo Kerr – Instituto de Física/USP, Dominik Weiss – Imperial College London, Baruch Spiro – Natural History Museum London, Izabel Ramos Ruiz – Instituto de Geociências/USP. PANEL N.: 26 TRACE METALS DISTRIBUTION AND Pb ISOTOPIC SIGNATURES IN BOTTOM SEDIMENTS OF THE MURUCUPI RIVER - BARCARENA - PARÁ - BRAZIL Diomar Cavalcante Oliveira – Instituto Evandro Chagas/Universidade Federal do Pará, Jean Michel Lafon – Universidade Federal do Pará, Marcelo de Oliveira Lima – Instituto Evandro Chagas/ Universidade Federal do Pará. PANEL N.: 27 Pb ISOTOPIC CHARACTERIZATION OF FUELS: IMPLICATION FOR THE ATMOSPHERIC POLLUTION OF THE SÃO PAULO CITY, BRAZIL Carlos Eduardo Souto de Oliveira – Instituto de Geociências/USP, Marly Babinski – Instituto de Geociências/USP, Izabel Ramos Ruiz – Instituto de Geociências/USP. PANEL N.: 28 H AND 18O BEHAVIOR IN PRECIPITATIONS, SURFACE WATER AND GROUNDWATER SYSTEMS OF THE PAMPEAN PLAIN IN THE SOUTH OF CORDOBA PROVINCE. ARGENTINA 2 Adriana Cabrera – Universidad Nacional de Río Cuarto, Mónica Blarasin – Universidad Nacional de Río Cuarto, Luciana Maldonado – Universidad Nacional de Río Cuarto, Cristina Dapeña – Instituto Nacional de Geocronología y Geología isotópica (INGEIS). PANEL N.: 29 GEOCHEMICAL AND ISOTOPIC CHARACTERIZATION OF CONFINED AQUIFERS IN THE CENTRAL-SOUTH AREA OF CORDOBA PROVINCE-ARGENTINA Adriana Cabrera – Universidad Nacional de Río Cuarto, Luciana Maldonado – Universidad Nacional de Río Cuarto, Mónica Blarasin – Universidad Nacional de Río Cuarto, Cristina Dapeña – Instituto Nacional de Geocronología y Geología Isotópica (INGEIS). PANEL N.: 30 APPLYING ISOTOPES TO UNDERSTAND GEOCHEMICAL PROCESS IN AN ONSITE WASTEWATER SYSTEM Alexandra Vieira Suhogusoff – Instituto de Geociências/USP, Ricardo Hirata – Instituto de Geociências/ USP, Ramon Aravena – University of Waterloo. PANEL N.: 31 ZINC ISOTOPIC COMPOSITION OF SEDIMENT CORES AND SUSPENDED PARTICULATE MATTER OF THE SEPETIBA BAY (BRAZIL): A POTENTIAL TRACER OF ANTHROPOGENIC WASTES AND BIOGEOCHEMICAL ESTUARINE PROCESSES Daniel Ferreira Araújo – Universidade de Brasília, Geraldo R. Boaventura – Universidade de Brasília, Wilson Machado – Universidade Federal Fluminense, Sambasiva Patchineelam – Universidade Federal Fluminense, Ana Paula Rodrigues – Universidade Federal Fluminense, Victor Paschoal – Universidade de Brasília, Débora Teobaldo – Universidade de Brasília. PANEL N.: 34 ASSESSMENT OF Pb ISOTOPE SIGNATURES OF UNDERGROUND WATERS AND SEDIMENTS FROM U-MINERALIZATION AREA Adriana Monica Dalla Vecchia Chaves – CDTN/CNEN, Paulo César Horta Rodrigues – CDTN/CNEN/ SEMAM, Hugo Guimarães Palhares – CDTN/CNEN/SEMAM, Francisco Javier Rios – CDTN/CNEN, Ana Cláudia Queiroz Ladeira – CDTN/CNEN/SETEM. PANEL N.: 35 ELEMENTAL AND ISOTOPIC GEOCHEMISTRY (Sr AND Nd) AS A TRACER OF ANTHROPIC POLLUTANTS Bruno de Oliveira Calado – Serviço Geológico do Brasil - CPRM, Colombo Celso Gaeta Tassinari – Instituto de Geociências/USP, Veridiana Teixeira de Souza Martins – Instituto de Geociências/USP. PANEL N.: 36 GROUNDWATER CIRCULATION AND RECHARGE MECHANISM OF THE TUBARÃO AQUIFER SYSTEM IN EAST-CENTRAL PORTION OF THE SÃO PAULO STATE Sibele Ezaki – Instituto Geológico/SP, Mara Akie Iritani – Instituto Geológico/SP, Geraldo Hideo Oda – Instituto Geológico/SP. PANEL N.: 37 STABLE ISOTOPIC COMPOSITION OF BAURU AQUIFER SYSTEM IN THE STATE OF SÃO PAULO - BRASIL Chang Hung Kiang – Universidade Estadual Paulista, Marcia Regina Stradioto – Universidade Estadual Paulista. PANEL N.: 38 IDENTIFYING SOURCES AND PROCESSES OF GROUNDWATER QUALITY CHANGE IN RECIFE METROPOLITAN REGION (PE, BRAZIL): CONTRIBUTION OF BORON, STRONTIUM AND WATER ISOTOPES Jonathan Carvalhaes Batista – Instituto de Geociências/USP, Guillaume Bertrand – Instituto de Geociências/USP, Veridiana Teixeira de Souza Martins – Instituto de Geociências/USP, Ricardo Hirata – Instituto de Geociências/USP, Lise Cary – BRGM, Emmanuelle Petelet-Giraud – BRGM, Reginaldo Antonio Bertolo – Instituto de Geociências/USP, Jeane Glaucia Santos – Instituto de Geociências/USP, Suzana Maria Gico Lima Montenegro – Universidade Federal De Pernambuco, Luc Aquilina – Rennes University II. PANEL N.: 39 SALINITY ORIGIN AND GROUNDWATER CIRCULATION IN A LARGE SEDIMENTARY AQUIFER SYSTEM (ADOUR-GARONNE DISTRICT, SW FRANCE): A MULTI-ISOTOPES APPROACH (O, H, S, B, Sr, Li) Philippe Negrel – Bureau de Recherches Géologiques et Minière, Emmanuelle Petelet-Giraud – Bureau de Recherches Géologiques et Minière, Agnès Brenot – Bureau de Recherches Géologiques et Minière, Romain Millot – Bureau de Recherches Géologiques et Minière, Eline Malcuit – CFG Services. PANEL N.: 40 ISOTOPIC DATA ON SEDIMENTARY PROVENANCE OF DEVONIAN SEQUENCES FROM WESTERN ARGENTINA: COMPARATIVE ANALYSES OF MAIN DETRITAL SOURCES Carlos Alberto Cingolani – Universidad Nacional de La Plata, Miguel Angelo Stipp Basei – Instituto de Geociências/USP, Norberto Javier Uriz – University of La Plata, Marcelo Jorge Manassero – University of La Plata. PANEL N.: 41 PROVENANCE STUDY OF SANDSTONES OF THE APTIAN-ALBIAN MARIZAL FORMATION - SOUTH AND CENTRAL TUCANO SUB-BASINS (NOUTHESTERN BRAZIL) Simone Campos Carrera – Instituto de Geociências/USP, Renato Paes de Almeida – Instituto de Geociências/USP, Marly Babinski – Instituto de Geociências/USP, Felipe Torres Figueiredo – Instituto de Geociências/USP. PANEL N.: 42 NEW U-Pb RADIOMETRIC AGES FOR THE RIO BONITO FORMATION, PARANÁ BASIN, RIO GRANDE DO SUL, BRAZIL Ruy Paulo Philipp – Universidade Federal do Rio Grande do Sul, Joice Cagliari – Universidade do Vale do Rio dos Sinos, Ernesto Luiz Correa Lavina – Universidade do Vale do Rio dos Sinos, Ubiratan F. Faccini – Universidade do Vale do Rio dos Sinos. PANEL N.: 43 OIB MAGMATISM IN TRINDADE AND MARTIN VAZ ISLAND: Nd ISOTOPES CONSTRAINTS Anderson Costa dos Santos – Universidade do Estado do Rio de Janeiro, Mauro Cesar Geraldes – Universidade do Estado do Rio de Janeiro, Everton Marques Bongiolo – Universidade Federal do Rio de Janeiro, Thais Vargas – Universidade do Estado do Rio de Janeiro, Gustavo Pires – Universidade Federal do Rio de Janeiro, Sergio Willians – Universidade do Estado do Rio de Janeiro, Julio Cezar Mendes – Universidade Federal do Rio de Janeiro. PANEL N.: 44 Nd AND Sr ISOTOPIC SYSTEMATICS AND THE MAGMATIC EVOLUTION OF THE SALITRE I ALKALINE-CARBONATITE COMPLEX, ALTO PARANAÍBA IGNEOUS PROVINCE (APIP), SE BRAZIL Ítalo Lopes de Oliveira – Universidade de Brasília, José Affonso Brod – Universidade Federal de Goiás, Elisa Soares Rocha Barbosa – Universidade Federal de Goiás. PANEL N.: 45 ISOTOPE HYDROLOGY IN HIGH MOUNTAIN ENVIRONMENTS Fabian Hoyos Patiño – Universidad Nacional de Colombia. PANEL N.: 46 SEDIMENTATION RATE AND GEOCHRONOLOGY USING Pb-210 ISOTOPES IN SEDIMENTS OF GOIANA-MEGAÓ ESTUARINE SYSTEM, PERNAMBUCO-BRAZIL Natália Gomes Alves de Souza – Universidade Federal de Pernambuco, João Adauto de Souza Neto – Universidade Federal de Pernambuco, Adriana Baggio Garlipp – Universidade Federal de Pernambuco. PANEL N.: 47 SEASONAL Sr ISOTOPIC VARIATIONS IN RIVERS OF THE AMAZON BASIN Roberto Ventura Santos – Universidade de Brasília, Francis Sondag – IRD, Gerard Cochoneau – IRD, Christele Lagane – IRD, Pierre Brunet – IRD, Karina Hatting – Universidade de Brasília, Jeane Grasyelle – Universidade de Brasília. PANEL N.: 48 U-Pb AGES AND Hf ISOTOPES ON DETRITAL ZIRCONS FROM NEOPROTEROZOIC SEDIMENTS FROM THE ARMORICAN MASSIF (NW FRANCE): WESTERN GONDWANA AS A POSSIBLE SOURCE Massimo Matteini – Universidade de Brasília, Pamela Pavanetto – University of Cagliari/Italy, Marie Pierre Dabard – Université de Rennes 1/France, Natalia Hauser – Universidade de Brasília, Alfredo Loi – University of Cagliari/Italy, Antonio Funedda – University of Cagliari/taly. PANEL N.: 49 U-Pb GEOCHRONOLOGY OF DETRITAL ZIRCONS FROM THE WHITE´S COLUMN, PARANÁ BASIN, STATE OF SANTA CATARINA, BRAZIL Fernanda Maciel Canile – Instituto de Geociências/USP, Marly Babinski – Instituto de Geociências/ USP, Antonio Carlos Rocha Campos – Instituto de Geociências/USP. PANEL N.: 50 MAGMATIC EVOLUTION OF THE SANTA MARIA RHYOLITES, PARANÁ MAGMATIC PROVINCE, BRAZIL, AS INFERRED FROM WHOLE ROCK GEOCHEMISTRY AND MINERAL Sr ISOTOPE RATIOS Letícia Freitas Guimarães – Instituto de Geociências/USP, Liza Angélica Polo – Instituto de Geociências/USP, Valdecir de Assis Janasi – Instituto de Geociências/USP. PANEL N.: 51 PETROLOGY AND GEOCHEMICAL CHARACTERIZATION OF THE MANTLE SOURCES IN THE NORTHWEST REGION OF THE PARANÁ CONTINENTAL FLOOD BASALT PROVINCE Fábio Braz Machado – Universidade Federal de São Paulo, Eduardo Reis Viana Rocha Júnior – Instituto de Geociências/USP, Antonio José Ranalli Nardy – Universidade Estadual Paulista, Leila Soares Marques – Instituto de Astronomia, Geofísica e Ciências Atmosféricas/USP, Marly Babinski – Instituto de Geociências/USP. PANEL N.: 52 PRELIMINARY RESULTS ON THE RELATIONSHIP BETWEEN C, O AND S ISOTOPES IN CARBONATITES FROM THE ALTO PARANAÍBA IGNEOUS PROVINCE, GOIÁS AND MINAS GERAIS Caroline Siqueira Gomide – Universidade de Brasília, Tereza Cristina Junqueira-Brod – Universidade Federal de Goiás, José Affonso Brod – Universidade Federal de Goiás, Roberto Ventura Santos – Universidade de Brasília, Benhard Manfred Buhn – Universidade de Brasília. PANEL N.: 53 ISOTOPIC IDENTIFICATION OF FORMATION WATERS FROM OIL FIELDS IN THE POTIGUAR BASIN Danilo Ribeiro de Sá Teles – Universidade Federal da Bahia, Antônio Expedito Gomes de Azevedo – Universidade Federal da Bahia, Maria do Rosário Zucchi – Universidade Federal da Bahia, Alexandre Barreto Costa – Universidade Federal da Bahia. PANEL N.: 54 RADIUM ISOTOPES IN MINERAL WATERS OF BRAZILIAN SPAS Daniel Marcos Bonotto – Universidade Estadual Paulista. PANEL N.: 55 THE 222Rn ACTIVITY CONCENTRATION ASSOCIATED WITH ACID MINE DRAINAGE IN A COAL MINE, SOUTH OF BRAZIL Juliana Aparecida Galhardi – Universidade Estadual Paulista, Daniel Marcos Bonotto – Universidade Estadual Paulista. PANEL N.: 56 EVIDENCE OF THE ROSS MAGMATIC ARC IN EASTERN PATAGONIA, ARGENTINA Carlos Jorge Chernicoff – CONICET, Eduardo O. Zappettini – SEGEMAR, João Orestes Schneider Santos – University of Western Australia, Neal McNaughton – University of Western Australia. PANEL N.: 57 HELIUM AND NEON ISOTOPES IN MANTLE-DERIVED XENOLITHS FROM SOUTHERN PATAGONIA: MORB-LIKE AND RADIOGENIC/NUCLEOGENIC NOBLE GAS COMPONENTS IN THE SUBCONTINENTAL LITHOSPHERIC MANTLE Tiago Luís Reis Jalowitzki – Universidade Federal do Rio Grande do Sul, Hirochika Sumino – Universidade Federal do Rio Grande do Sul, Rommulo Vieira Conceição – Universidade Federal do Rio Grande do Sul, Yuji Orihashi – Graduate School of Science/University of Tokyo, Keisuke Nagao – Universidade Federal do Rio Grande do Sul, Gustavo Walter Bertotto – Earthquake Research Institute/University of Tokyo Japan, Manuel Schilling – Graduate School of Science/University of Tokyo, Fernanda Gervasoni – CONICET/Universidad Nacional de La Pampa. PANEL N.: 58 EVALUATION OF LAVA EMISSION RATES IN THE PARANÁ VOLCANIC PROVINCE Matheus Philipe Brückmann – Universidade Federal do Rio Grande do Sul, Léo Afraneo Hartmann – Universidade Federal do Rio Grande do Sul, Colombo Celso Gaeta Tassinari – Instituto de Geociências/USP, Kei Sato – Instituto de Geociências/USP. PANEL N.: 59 40 Ar/39Ar AGES OF BOM REPOUSO ALKALINE SUITE, MG STATE Pedro Rosa – Instituto de Geociências/USP, Excelso Ruberti – Instituto de Geociências/USP, Paulo Vasconcelos – School of Earth Sciences/University of Queensland, David Thiede – School of Earth Sciences/University of Queensland. PANEL N.: 61 U-Pb (SHRIMP) AND Sm-Nd RESULTS FROM THE PONTA DO MORRO ALKALINE COMPLEX-MT: TECTONICS IMPLICATIONS Maria Zélia Aguiar de Sousa – Universidade Federal de Mato Grosso, Excelso Ruberti – Instituto de Geociências/USP, Amarildo Salina Ruiz – Universidade Federal de Mato Grosso, Maria Elisa Fróes Batata – Universidade de Brasília, Gabrielle Aparecida de Lima – Universiade Ferderal do Pará, João Batista de Matos – Universidade Federal de Mato Grosso. PANEL N.: 62 THE PROBLEM OF DATING GABBROS: U-Pb AND JILOTLÁN COMPOSITE PLUTON, PACIFIC MEXICO 39 Ar/40Ar AGES FROM THE Gabriela Solis Pichardo – Universidad Nacional Autonoma de Mexico, Daniel Villanueva – Universidad Nacional Autonoma de Mexico, Peter Schaaf – Universidad Nacional Autonoma de Mexico, José Teodoro Hernández Treviño – Universidad Nacional Autonoma de Mexico. PANEL N.: 63 50 ± 1 SIGMA YEARS OF GEOCHRONOLOGY IN MEXICO: A REVIEW Peter Schaaf – Universidad Nacional Autonoma de Mexico, Gabriela Solis Pichardo – Universidad Nacional Autonoma de Mexico, José Teodoro Hernández Treviño – Instituto de Geofísica/UNAM, Raymundo Martínez-Serrano – Universidad Nacional Autonoma de Mexico, Vianney Meza-García – Universidad Nacional Autonoma de Mexico. PANEL N.: 64 IDENTIFICATION OF SUBDUCTION COMPONENTS IN THE MANTLE SOURCE OF CALC-ALKALINE PLUTONIC ROCKS OF THE ANTARCTIC PENINSULA BATHOLITH Mauricio Calderón Nettle – Universidad de Chile, Cristopher Mark Fanning – Australian National University, Francisco Hervé Allamand – Universidad de Chile/Universidad Andrés Bello. PANEL N.: 65 NEW U-Pb AGE AND Hf ISOTOPES DATA FROM JURASSIC CAÑADÓN ASFALTO RIFT BASIN, CHUBUT, ARGENTINA: IMPLICATIONS ON THE CRUSTAL EVOLUTION OF CENTRAL PATAGONIA Natalia Hauser – Universidade de Brasília, Massimo Matteini – Universidade de Brasília, Nora Cabaleri – Instituto de Geocronología y Geología Isotópica/CONICET/Universidad de Buenos Aires, Wolfgang Volkheimer – Instituto Argentino de Nivología, Glaciología y Ciencias Ambientales, Diego G. Silva Nieto – Servicio Geológico Minero Argentino, Oscar F. Gallego – Facultad de Ciencias Exactas y Naturales y Agrimensura/Universidad Nacional del Nordeste, Mateo D. Monferran – Facultad de Ciencias Exactas y Naturales y Agrimensura/Universidad Nacional del Nordeste, Márcio M. Pimentel – Universidade de Brasília. PANEL N.: 66 ID-TIMS BADDELEYITE AND ZIRCON U-Pb AGES AND Sr-Nd-Pb SIGNATURES OF THOLEIITIC BASALT AND TRACHYANDESITE DYKES FROM THE FLORIANÓPOLIS DYKE SWARM, SOUTH BRAZIL, AND THEIR CORRELATION WITH THE PARANÁETENDEKA VOLCANIC ROCKS Luana Moreira Florisbal – Instituto de Geociências/USP, Larry Heaman – University of Alberta, Valdecir de Assis Janasi – Instituto de Geociências/USP, Maria de Fátima Aparecida Saraiva Bitencourt– Universidade Federal do Rio Grande do Sul. PANEL N.: 67 AGE OF THE PARANÁ CONTINENTAL FLOOD BASALTS USING SYSTEMATICS 187 Re-187Os Eduardo Reis Viana Rocha Júnior – Instituto de Geociências/USP, Leila Soares Marques – Instituto de Astronomia, Geofísica e Ciências Atmosféricas/USP, Marly Babinski – Instituto de Geociências/USP, Liliane Aparecida Petronilho – Instituto de Geociências/USP, Fábio Braz Machado – Universidade Federal de São Paulo, Antonio José Ranalli Nardy – Universidade Estadual Paulista. PANEL N.: 68 MULTIPLE GEOCHEMICAL EVOLUTION PROCESSES FOR THE ALKALINE ROCKS OF RIO BONITO INTRUSIVE COMPLEX, STATE OF RIO DE JANEIRO, BRAZIL, AND ITS 40Ar/39Ar AGES Daniel Adelino da Silva – Universidade do Estado do Rio de Janeiro, Akihisa Motoki – Universidade do Estado do Rio de Janeiro, Mauro Cesar Geraldes – Universidade Estadual do Rio de Janeiro, Thais Vargas – Universidade do Estado do Rio de Janeiro, Fred Jourdan – Curtin University/Australia. PANEL N.: 69 FIRST ZIRCON U-Th-Pb SHRIMP AGES OF THE FELSIC ALKALINE MAGMATISM OF THE SIERRA DE LOS CHACAYS VOLCANIC COMPLEX, PATAGONIA, ARGENTINA Pablo Damián Cordenons – FCEN/UBA - IGEBA/CONICET, João Orestes Schneider Santos – GeoAmazon Pty Ltd, Flavia María Salani – Universidad de Buenos Aires/IGEBA/CONICET. PANEL N.: 70 TRIASSIC POST-OROGENIC DYKE SWARM IN NORTH-PATAGONIAN MASSIF, ARGENTINA Santiago Nicolás González – Instituto de Investigaciones en Paleobiología y Geología/UNRN, Gerson Alan Greco – Instituto de Investigación en Paleobiología y Geología/UNRN/CONICET, Ana María Sato – Centro de Investigaciones Geológicas, Pablo Diego González – Instituto de Investigaciones en Paleobiología y Geología/UNRN, Eduardo Jorge Llambías – Centro de Investigaciones Geologicas, Ricardo Varela – Centro de Investigaciones Geologicas, Miguel Angelo Stipp Basei – Instituto de Geociências/USP. PANEL N.: 71 GEOCHRONOLOGY AND STRUCTURAL GEOLOGY OF THE CHILPANCINGO TIERRA COLORADA REGION, GUERRERO STATE, SOUTHERN MEXICO José Teodoro Hernández Treviño – Instituto de Geofísica/UNAM, Peter Schaaf – Universidad Nacional Autonoma de Mexico, Gabriela Solis Pichardo – Universidad Nacional Autonoma de Mexico, Guillermo Espejo Bautista – Universidad Nacional Autonoma de Mexico, Vianney Meza García – Universidad Nacional Autonoma de Mexico. PANEL N.: 72 U-Pb GEOCHRONOLOGY AND ISOTOPICAL CONSTRAINTS FROM THE JURASSIC IBAGUÉ BATHOLITH (CENTRAL CORDILLERA OF COLOMBIA): CHANGING FROM EXTENSION TO COMPRESSION IN CONTINENTAL ARCS? Camilo Bustamante – Instituto de Geociências/USP, Carlos Jose Archanjo – Instituto de Geociências/ USP, Agustín Cardona Molina – Universidad Nacional de Colombia, Victor Valencia – Washington State University, Jeff Vervoort – Washington State University. PANEL N.: 73 U-Pb ZIRCON AGES FROM BIMODAL MAGMATIC ROCKS IN THE SOUTHEASTERN CENTRAL CORDILLERA OF THE COLOMBIAN ANDES: IMPLICATIONS FOR REGIONAL CORRELATIONS AND TECTONIC MODELS DURING PANGEA ASSEMBLY Camilo Bustamante – Instituto de Geociências/USP, Agustín Cardona Molina – Universidad Nacional de Colombia, Andres Bustamante – Universidade Federal de Pernambuco, Victor Valencia – Washington State University, Carlos Jose Archanjo – Instituto de Geociências/USP, Jeff Vervoort – Washington State University. PANEL N.: 74 UPPER CRETACEOUS TECTONIC INVERSION IN THE COLOMBIAN NORTHERN ANDES AND ACCRETION OF EXOTIC TERRANES César Vinasco – Universidad Nacional de Colombia, Agustín Cardona Molina – Universidad Nacional de Colombia, Marion Weber – Universidad Nacional de Colombia, Victor Valencia – Washington State University. PANEL N.: 75 PETROGENESIS OF MIOCENE VOLCANIC ROCKS FROM THE ISLAND OF PROVIDENCIA AND SANTA CATALINA: GEOTECTONIC IMPLICATIONS Carolina Amaya López – Universidad Nacional de Colombia, Agustín Cardona Molina – Universidad Nacional de Colombia, Oswaldo Ordoñez Carmona – Universidad Nacional de Colombia. PANEL N.: 76 U-Pb AGES FROM THE COLANGÜIL BATHOLITH, FRONTAL CORDILLERA OF ARGENTINA Ana María Sato – Centro de Investigaciones Geológicas, Eduardo Jorge Llambias – Centro de Investigaciones Geológicas, Miguel Angelo Stipp Basei – Instituto de Geociências/USP, Carlos Esteban Castro – Instituto de Geociências/USP. PANEL N.: 77 U-Th-Pb SHRIMP AGES FOR THE MIOCENE PIRE MAHUIDA VOLCANIC COMPLEX, SOMÚN CURÁ MAGMATIC PROVINCE, PATAGONIA, ARGENTINA Flavia María Salani – Universidad de Buenos Aires/IGEBA/CONICET, João Orestes Schneider Santos – GeoAmazon Pty Ltd. PANEL N.: 78 CAMBRIAN MAGMATISM AND CAMBRO - ORDOVICIAN TECTONO METAMORPHIC EVENT IN NAHUEL NIYEU FORMATION, NORTH-PATAGONIAN MASSIF, ARGENTINA Gerson Alan Greco – Instituto de Investigación en Paleobiología y Geología/UNRN/CONICET, Santiago Nicolás González – Instituto de Investigaciones en Paleobiología y Geología/UNRN, Pablo Diego González – Instituto de Investigación en Paleobiología y Geología/UNRN/CONICET, Ana María Sato – Centro de Investigaciones Geológicas, Eduardo Jorge Llambías – Centro de Investigaciones Geológicas, Colombo Celso Gaeta Tassinari – Instituto de Geociências/USP, Miguel Angelo Stipp Basei – Instituto de Geociências/USP, Kei Sato – Instituto de Geociências/USP, Ricardo Varela – Centro de Investigaciones Geológicas. PANEL N.: 79 U/Pb AND Nd DATA FROM PEÑAS BLANCAS PLUTON, NORTH PATAGONIAN MASSIF, ARGENTINA Valeria Adriana García – Cerntro de Investigaciones Geológicas, Santiago Nicolás González – Instituto de Investigaciones en Paleobiología y Geología/UNRN, Colombo Celso Gaeta Tassinari – Instituto de Geociências /USP, Kei Sato – Instituto de Geociências /USP, Ana María Sato – Centro de Investigaciones Geológicas, Pablo Diego González – Instituto de Investigación en Paleobiología y Geología/UNRN/CONICET, Ricardo Varela – Centro de Investigaciones Geológicas/UNLP/CONICET. PANEL N.: 80