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Mostrando ítems 1-10 de 2017
THE SOURCE OF THE ESPINHAÇO DIAMONDS: EVIDENCES FROM SHRIMP U-PB ZIRCON AGES OF THE SOPA CONGLOMERATE AND PB-PB ZIRCON EVAPORATION AGES OF METAVOLCANIC ROCKSTHE SOURCE OF THE ESPINHAÇO DIAMONDS: EVIDENCES FROM SHRIMP U-PB ZIRCON AGES OF THE SOPA CONGLOMERATE AND PB-PB ZIRCON EVAPORATION AGES OF METAVOLCANIC ROCKS
(Sociedade Brasileira de Geologia, 2017)
U/Pb ZIRCON AGES AND MODEL AGES (Sm/Nd) OF ORTHOGNEISSES AND METAMAFIC ENCLAVES OF THE BARRO VERMELHO AREA (PE), ALTO MOTOXÓ TERRAINE, BORBOREMA PROVINCE, NORTHEASTERN BRAZIL.IDADES U/Pb EM ZIRCÃO E IDADES MODELO (Sm/Nd) DE ORTOGNAISSES E ENCLAVES METAMÁFICOS DA ÁREA DE BARRO VERMELHO-PE, TERRENO ALTO MOXOTÓ, PROVÍNCIA BORBOREMA, NORDESTE DO BRASIL
(Sociedade Brasileira de Geologia, 2017)
Dating minerals by ID-TIMS geochronology at times of in situ analysis: selected case studies from the CPGeo-IGc-USP laboratory
(Academia Brasileira de Ciências, 2009)
Since 1964, the Center for Geochronological Research - CPGeo, one of the interdepartmental centers of the Instituto de Geociências (IG) of São Paulo University, has developed studies related to several geological processes ...
U-Th-Pb AGE IN HYDROTHERMAL MONAZITE APPLIED IN GEOCHRONOLOGICAL TIN MINERALIZATIION FROM GREISEN ZONE OF THE PALANQUETA GRANITIC SYSTEM, BOM FUTURO DEPOSIT, RONDÔNIA, BRAZILDATAÇÃO U-Th-Pb DE MONAZITA HIDROTERMAL E SUA APLICAÇÃO NA GEOCRONOLOGIA DA MINERALIZAÇÃO DE ESTANHO EM ZONAS DE GREISEN DO SISTEMA GRANÍTICO PALANQUETA, DEPÓSITO DO BOM FUTURO (RO)
(Sociedade Brasileira de Geologia, 2016)
PROVENANCE AND DEPOSITIONAL AGE OF METAVOLCANO-SEDIMENTARY SEQUENCES OF THE SANTA TEREZINHA DE GOIÁS, BASED ON Sm-Nd AND U-Pb ZIRCON SINGLE GRAINPROVENIÊNCIA E IDADE DEPOSICIONAL DE SEQUÊNCIAS METAVULCANO-SEDIMENTARES DA REGIÃO DE SANTA TEREZINHA DE GOIÁS, BASEADA EM DADOS ISOTÓPICOS Sm-Nd E U-Pb EM MONOCRISTAL DE ZIRCÃO
(Sociedade Brasileira de Geologia, 2017)
U–Pb ages of detrital zircon grains for the Canastra Group and Passos Nappe units and U–Pb and Lu–Hf isotope analyses from orthogneisses: Provenance and tectonic implications, southern Brasília Belt, Brazil
(2020-08-15)
The age and tectonic setting of Mesoproterozoic to Neoproterozoic covers that occur along the southwestern margins of the São Francisco Craton (SFC) are still uncertain. This study reports new 207Pb/206Pb LA-ICPMS ages of ...