Search Results - "Frederico Castro Jobim Vilalva"
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Zircon U-Pb dating and petrogenesis of the São José do Campestre Granite Complex, NE Brazil: an example of neoarchean mantle-derived post-collisional magmatism
Published in Brazilian journal of geology (01-01-2023)“…Abstract This article discusses the geochemical and petrological evolution of the São José do Campestre granite complex (SJCgr), the last Neoarchean plutonic…”
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Open-system magmatic evolution and crystallization conditions of the Ediacaran shoshonitic rocks from the São João do Sabugi Pluton, Borborema Province, NE Brazil
Published in Brazilian journal of geology (01-01-2021)“…Abstract The São João do Sabugi Pluton (SJSP) (∼579 Ma) is one of the most expressive occurrences of Ediacaran, syn- to post-collisional shoshonitic rocks in…”
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Insights on the origin of the Graciosa A-type granites and syenites (Southern Brazil) from zircon U-Pb geochronology, chemistry, and Hf and O isotope compositions
Published in Lithos (01-09-2019)“…The Neoproterozoic, post-collisional, Graciosa Province (southern Brazil) comprises several A-type intrusions and related volcanics of alkaline and subalkaline…”
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Crystallization conditions of porphyritic high-K calc-alkaline granitoids in the extreme northeastern Borborema Province, NE Brazil, and geodynamic implications
Published in Journal of South American earth sciences (01-10-2016)“…An integrated textural and chemical study on amphibole, biotite, plagioclase, titanite, epidote, and magnetite was conducted in order to estimate…”
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Padrões de distribuição de elementos terras-raras nas suítes plutônicas Ediacaranas a Cambrianas no extremo nordeste da Província Borborema, Brasil
Published in Geologia USP. Série Científica (01-12-2023)“…O magmatismo Ediacarano a Cambriano no extremo NE da Província Borborema é representado por seis suítes plutônicas definidas com base em critérios químicos,…”
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Geologia e geoquímica do vulcanismo miocênico da região de Serra Preta, Pedro Avelino/RN, NE do Brasil
Published in Geologia USP. Série Científica (12-07-2022)“…No nordeste brasileiro, sistemas vulcânicos de pequena escala constituem uma ampla província cenozoica tectono-magmática, o Alinhamento Macau-Queimadas,…”
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Petrografia, química mineral e litoquímica do augen gnaisse Riacho Salgado (Lajes/RN), extremo nordeste da Província Borborema
Published in Geologia USP. Série Científica (10-11-2022)“…O magmatismo Paleoproterozoico na Província Borborema vem sendo estudado para melhor compreensão do período mais importante na formação de crosta terrestre…”
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Reavaliação das condições de cristalização de granitos alcalinos ediacaranos dos domínios Rio Piranhas-Seridó e São José do Campestre, Província Borborema, NE-Brasil
Published in Geologia USP. Série Científica (24-04-2019)“…As condições de cristalização (P, T, ƒO2) de granitos alcalinos (tipo-A) nos domínios Rio Piranhas-Seridó e São José do Campestre (NE da Província Borborema)…”
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O Batólito Catolé do Rocha (RN-PB): Um magmatismo granítico do tipo-A2 reduzido no Domínio Rio Piranhas-Seridó, Província Borborema, Nordeste do Brasil
Published in Geologia USP. Série Científica (27-10-2020)“…O Batólito Catolé do Rocha, situado no Domínio Rio Piranhas-Seridó da Província de Borborema (Nordeste (NE) do Brasil), é um importante representante do…”
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Deciphering the parent-daughter relationship between Ediacaran high-silica ignimbrites and their complementary silicic cumulates: Insights from zircon trace element composition
Published in Chemical geology (30-09-2023)“…The Ediacaran Campo Alegre-Corupá Basin (CACB) comprises a rare and excellent exposure of caldera-forming pyroclastic rocks and their cogenetic underlaying…”
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Petrogenesis and Tectonics of Eocene–Oligocene Phonolites of Mecejana, Ceará, NE Brazil: the Role of the Fernando de Noronha Fracture Zone, Equatorial Atlantic
Published in Journal of petrology (01-07-2022)“…Abstract Located on the western continental tip of the Fernando de Noronha transform fracture (FNTF), northeastern Brazil, the Eocene–Oligocene Mecejana…”
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Geology, petrography and geochemistry of the A-type granites from the Morro Redondo Complex (PR-SC), southern Brazil, Graciosa Province
Published in Anais da Academia Brasileira de Ciências (01-03-2014)“…The Morro Redondo Complex is one of the most important occurrences of the Graciosa A-type Province, southern Brazil. It consists of the Papanduva and Quiriri…”
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