Zircon U-Pb and Lu-Hf isotope constraints on Archean crustal evolution in Southeastern Guyana Shield

by João Marinho Milhomem Neto, Jean-Michel Lafon
Published 2019-07-01

Distribution of heavy metals and Pb isotopes in overbank sediments from the Amapari river, Pedra Branca do Amapari – Porto Grande, Amapá, Brazil

by Danúbia Tavares da Silva, Jean Michel Lafon, José Augusto Martins Corrêa
Published 2013-08-01

Fluid inclusion and isotope (O, H, C, Sr) constraints on the orogenic gold mineralization at the Enche Concha and Tunel prospects, Gurupi Belt, Brazil

by Reinaldo Melo Junior, Evandro Luiz Klein, Jean Michel Lafon, Chris Harris
Published 2020-07-01

Uranium-lead dating method at the Pará-Iso isotope geology laboratory, UFPA, Belém - Brazil

by Robert S. Krymsky, Moacir J.B. Macambira, Jean-Michel Lafon, Gérson S. Estumano
Published 2007-03-01

Petrogenesis and U-Pb and Sm-Nd geochronology of the Taquaral granite: record of an orosirian continental magmatic arc in the region of Corumba - MS

by Letícia Alexandre Redes, Maria Zélia Aguiar de Sousa, Amarildo Salina Ruiz, Jean-Michel Lafon

Distribution and isotopic composition of lead in bottom sediments from the hydrographic system of Belém, Pará (western margin of Guajará Bay and Carnapijó River)

by Elma Costa Oliveira, Jean Michel Lafon, José Augusto Martins Corrêa, Jully Hellen dos Santos Carvalho

Paleoproterozoic felsic volcanism of Iricoumé group, Erepecuru-Trombetas domain, Amazonian central province: Field and petrographic characterization and Pb-Pb zircon geochronology

by Lúcia Travassos da Rosa Costa, Evandro Fernandes de Lima, Jean Michel Lafon, Carla Joana Santos Barreto
Published 2013-03-01

Vulcanismo félsico paleoproterozoico do Grupo Iricoumé, Domínio Erepecuru-Trombetas, Província Amazônia Central: dados de campo, caracterização petrográfica e geocronologia Pb-Pb e...

by Carla Joana Santos Barreto, Jean Michel Lafon, Lúcia Travassos da Rosa Costa, Evandro Fernandes de Lima
Published 2013-03-01

Geology, petrology, U-Pb (shrimp) geochronology of the Morrinhos granite -Paraguá terrane, SW Amazonian craton: implications for the magmatic evolution of the San Ignácio orogeny

by Ohana França, Amarildo Salina Ruiz, Maria Zélia Aguiar de Sousa, Maria Elisa Fróes Batata, Jean-Michel Lafon

Distribuição e assinatura isotópica de Pb em sedimentos de fundo da Foz do Rio Guamá e da Baía do Guajará (Belém - Pará)

by Suziane Nascimento Santos, Jean Michel Lafon, José Augusto Martins Corrêa, Marly Babinski, Fabiana Ferrari Dias, Maria Helena Tirolo Taddei
Published 2012-01-01

FORMAÇÃO SERRA DA BOCAINA - CONTRIBUIÇÃO DO VULCANISMO PALEOPROTEROZOICO DO ARCO MAGMÁTICO AMOGUIJÁ NO TERRENO RIO APA, SUL DO CRÁTON AMAZÔNICO

by Cinthya Deus Souza, Maria Zélia Aguiar Sousa, Amarildo Salina Ruiz, Maria Elisa Fróes Batata, Ana Flávia Nunes Brittes, Jean Michel Lafon
Published 2017-04-01

Petrologia e Geocronologia U-Pb (Shrimp) do Granito Coimbra – Registro do Arco Magmático Amoguijá na Região de Corumbá (MS)

by Gabriela dos Santos, Amarildo Salina Ruiz, Maria Zélia Aguiar de Souza, Maria Elisa Fróes Batata, Rafael Ferreira Cabrera, Jean-Michel Lafon
Published 2019-04-01

Pb isotope geochemistry and reappraisal of Sr-Nd isotopes of the Cerro Morado basic magmatism (Ischigualasto-Villa Union Triassic basin, NW Argentina): Implications for the mantle...

by Carlos Augusto Sommer, Carla Joana S. Barreto, Jean Michel Lafon, Evandro Fernandes de Lima, Felipe Marcelo Alexandre, Farid Chemale Jr., Edinei Koester

DISTRIBUIÇÃO DOS METAIS TRAÇOS EM SEDIMENTOS DE FUNDO DO SISTEMA HIDROGRÁFICO DA REGIÃO DE BELÉM, PA (MARGEM OESTE DA BAÍA DO GUAJARÁ E RIO CARNAPIJÓ)

by Elma Costa Oliveira, Jean Michel Lafon, José Augusto Martins Corrêa, Jully Hellen dos Santos Carvalho, Fabiana Ferrari Dias, Maria Helena Tirolo Taddei
Published 2016-05-01

Petrogenesis, U-Pb and Sm-Nd geochronology of the Furna Azul Migmatite: partial melting evidence during the San Ignácio Orogeny, Paraguá Terrane, SW Amazon Craton

by Newton Diego Couto do Nascimento, Amarildo Salina Ruiz, Ronaldo Pierosan, Gabrielle Aparecida de Lima, João Batista Matos, Jean-Michel Lafon, Candido Augusto Veloso Moura

Zircon U-Pb geochronology, Sm-Nd and Pb-Pb isotope systematics of Ediacaran post-collisional high-silica Acampamento Velho volcanism at the Tupanci area, NW of the Sul-Rio-Grandens...

by Carlos Augusto Sommer, Felipe Padilha Leitzke, Evandro Fernandes de Lima, Carla Joana Santos Barreto, Jean Michel Lafon, Vinicius Matté, Ruy Paulo Philipp, Rommulo Vieira Conceição, Miguel Ângelo Stipp Basei