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Sial Alcides results 29 · Newest (Page 1/2, per page 25)

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An Iridium anomaly record in South America during the Late Jurassic (Tithonian, Araripe Basin), Northeastern BrazilNARA Subscribed

Gondwana Research · 2026 · Vol. 157 · Elsevier

Igor Hamid; Minh Thao Nguyen Duong; Duc Huy Dang; Ana Paula Aquino Benigno; Antônio Álamo Feitosa Saraiva; Thatiany Alencar Batista; Alcides Nóbrega Sial; Luiz Drude de Lacerda

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Collapse and recovery of the foraminifera during Oceanic Anoxic Event 1b of the Araripe Basin, in Central GondwanaNARA Subscribed

Palaeogeography, Palaeoclimatology, Palaeoecology · 2026 · Vol. 692 · Elsevier

Anne C.M. Brandão; Rilda C. Araripe; Marlone H.H. Bom; Bruno Fernandes; Maria Coutinho; Alcides N. Sial; Alcina M.S. Franca

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Ichnological and chemostratigraphic analysis from the K-Pg transition in well 1-PO-01-PE, Paraíba Basin, Northeast BrazilNARA Subscribed

Journal of South American Earth Sciences · 2026 · Vol. 172 · Pergamon

Sonia Agostinho; Carlos Alves Moreira Júnior; José Antônio Barbosa; Wilson Rodrigues de Andrade Freitas; Emmanuel Franco Neto; Alcides da Nóbrega Sial

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Carbon isotope chemostratigraphy, detrital zircon geochronology, and microfossils from the Rio Pardo Group, NE Brazil: Implications for the Cryogenian interglacial dynamicsNARA Subscribed

Palaeogeography, Palaeoclimatology, Palaeoecology · 2025 · Vol. 679 · Elsevier

Henrique Albuquerque Fernandes; Leonardo Thomaz Rimi; Iure Rocha Teixeira; Claudia Regina Passarelli; Ligia Stama; Vinicius Cardoso Lucas; Valderez Pinto Ferreira; Alcides Nóbrega Sial; Wilker dos Santos Cezario; Juliana de Moraes Leme; Ivo Karmann; Paulo César Boggiani

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Petrogenetic insights of Bezerros and Serra Negra plutons: evidence of syn/post-collisional shoshonitic magmatism in the Caruaru-Arcoverde Batholith, Rio Capibaribe Domain, Northeastern BrazilNARA Subscribed

Journal of South American Earth Sciences · 2025 · Vol. 168 · Pergamon

Syllas E.S. Santos; Alcides N. Sial; Valderez P. Ferreira; Charles H.F.S. Neves; Bianca T.A. Lima; Diego H. Ardila; Júlio C. Mendes; Cláudia R. Passarelli

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Redox structure of a saline lake during the Barremian-Aptian, Sanfranciscana Basin, southeast BrazilNARA Subscribed

Journal of South American Earth Sciences · 2025 · Vol. 163 · Pergamon

Willian Alexandre Lima de Moura; Gabriel Jubé Uhlein; Fabricio de Andrade Caxito; Jonathas S. Bittencourt; René Rodrigues; Alcides N. Sial; Egberto Pereira

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The Lomagundi-Jatuli carbon isotopic event recorded in the marbles from the northeast São Francisco Craton, Brazil: a review, new data, palaeogeography and phosphogenetic correlationNARA Subscribed

International Geology Review · 2025 · Vol. 67 · Issue 3 · Taylor & Francis

Tatiana Silva Ribeiro; Aroldo Misi; Luís Rodrigues dos Santos de Oliveira; Pedro Maciel de Paula Garcia; José Haroldo da Silva Sá; Débora Correia Rios; Pedro Ribeiro Rabelo de Santana; Ib Câmara; Alcides Nóbrega Sial

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Geochemical analysis of mass mortality events in the Cretaceous (Aptian) Konservatt-Lagerstätte of Crato paleolake, BrazilNARA Subscribed

Palaeogeography, Palaeoclimatology, Palaeoecology · 2024 · Vol. 655 · Elsevier

Igor Hamid; Mariana Silvestre Martins; Antônio Álamo Feitosa Saraiva; Ana Paula Aquino Benigno; Flaviana Jorge de Lima; Renan Alfredo Machado Bantim; Alcides Nobrega Sial; José Edvar Aguiar; Minh Thao Nguyen Duong; Duc Huy Dang; Luiz Drude de Lacerda

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C, N, Hg isotopes and elemental chemostratigraphy across the Ordovician–Silurian transition in the Argentine Precordillera: Implications for the link between volcanism and extinctionsNARA Subscribed

Gondwana Research · 2024 · Vol. 133 · Elsevier

Alcides N. Sial; Jiubin Chen; Silvio Heriberto Peralta; Claudio Gaucher; Christoph Korte; Valderez P. Ferreira; Luiz D. Lacerda; José A. Barbosa; Natan S. Pereira; Paulo R. Riedel; Jessica Gómez

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Post-collisional magmatism and local lithospheric thinning in the Neoproterozoic Alto Pajeú Domain, northeastern Brazil: Geochemical and isotopic evidenceNARA Subscribed

Lithos · 2024 · Vol. 472-473 · Elsevier

Diego H. Ardila; Valderez P. Ferreira; Bianca T.A. Lima; Alcides N. Sial; Charles H.F.S. Neves; Renan Siqueira

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Aptian-Albian paleoenvironmental geochemistry: Araripe Basin, Northeastern BrazilNARA Subscribed

Journal of South American Earth Sciences · 2024 · Vol. 137 · Pergamon

Igor Hamid Ribeiro Azevedo; Luiz Drude Lacerda; Antônio Álamo Feitosa Saraiva; Alcides Nóbrega Sial; Ana Paula Aquino Benigno; José Edvar Aguiar

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Paleoclimatic and paleoenvironmental significance of late Pleistocene pedogenic carbonates (‘Caliche Cordão’) from the coastal Pampa of southern BrazilNARA Subscribed

Quaternary Science Reviews · 2024 · Vol. 325 · Pergamon

Renato P. Lopes; Jamil C. Pereira; Sergio R. Dillenburg; Alcides N. Sial; Sonia H. Tatumi; Marcio Yee; Felipe Guadagnin; Felipe Caron

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Chemostratigraphy of early Ediacaran carbonate rocks of the Cachoeirinha Group (Northeastern Brazil): Implications for paleonvironmental conditions and atmospheric oxygenationNARA Subscribed

Journal of South American Earth Sciences · 2024 · Vol. 134 · Pergamon

Cristian D. Usma; Alcides N. Sial; Valderez P. Ferreira; C. Gaucher; R. Frei

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Trace elements, C–O isotopes and U–Pb geochronology of the Minas Supergroup in the Segredo deposit, Quadrilátero Ferrífero, BrazilNARA Subscribed

Journal of South American Earth Sciences · 2023 · Vol. 129 · Pergamon

Janaina Rodrigues De Paula; Fabricio A. Caxito; Alcides N. Sial; Diniz T. Ribeiro; Ana Ramalho Alkmim; Cristiano Lana; Issamu Endo

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Petrogenesis of the late Neoproterozoic Carmo stock, northeastern Brazil: Implications for partial melting of oceanic crust and sediments in a syn-collisional settingNARA Subscribed

Journal of South American Earth Sciences · 2023 · Vol. 128 · Pergamon

Bianca T.A. Lima; Valderez P. Ferreira; Diego H. Ardila; Alcides N. Sial; Charles H.F.S. Neves

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Two karst events bounding drastic changes in the Neoproterozoic Tandilia Basin history, Argentina: paleogeographic relevanceNARA Subscribed

International Journal of Earth Sciences · 2023 · Vol. 112 · Issue 5 · Springer

Lucía E. Gómez-Peral; M. Julia Arrouy; M. Sol Raigemborn; Camila Ferreyra; Victoria Penzo; Alcides N. Sial; Daniel G. Poiré

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Ferroan A-type metagranites from the Pernambuco–Alagoas Domain, northeastern Brazil attest Tonian crustal extensionNARA Subscribed

Journal of South American Earth Sciences · 2023 · Vol. 126 · Pergamon

Thyego R. Silva; Mariucha Maria C. Lima; Valderez P. Ferreira; Alcides N. Sial

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Formation and tectonic evolution of a Cryogenian–Ediacaran continental magmatic arc at the South Borborema Province, heart of West GondwanaNARA Subscribed

Lithos · 2023 · Vol. 442-443 · Elsevier

Thyego R. Silva; Valderez P. Ferreira; Mariucha Maria C. Lima; Alcides N. Sial

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Geochemical and stable isotope (δ13C & δ18O) signatures of Calcrete in and around Pandalgudi, Southern Tamilnadu, India and its implications on PalaeoclimateNARA Subscribed

Arabian Journal of Geosciences · 2022 · Vol. 15 · Issue 9 · Springer

Udayanapillai Alagaiah Venu; Perumal Velmayil; John Selvamony Armstrong-Altrin; Alcides Sial; Satyanarayanan Manavalan

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Chemo- and biostratigraphy of the Cretaceous Dalmiapuram Formation, Uttatur Group, Kallakudi II section, Cauvery Basin, South IndiaNARA Subscribed

Arabian Journal of Geosciences · 2021 · Vol. 14 · Issue 18 · Springer

Jayagopal Madhavaraju; Robert W. Scott; Alcides N. Sial; Erik Ramirez-Montoya

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Correction to: Geochemical and isotope evidence for mantle-derived source rock of high-K calc-alkaline I-type granites, Pernambuco–Alagoas Domain, northeastern BrazilNARA Subscribed

International Journal of Earth Sciences · 2021 · Vol. 110 · Issue 5 · Springer

Thyego R. Silva; Valderez P. Ferreira; Mariucha Maria C. Lima; Alcides N. Sial

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Paleolimnological reconstruction of a marginal area of Jurassic Capianga Lake, Jatobá Basin, northeast BrazilNARA Subscribed

Journal of Paleolimnology · 2020 · Vol. 63 · Issue 2 · Springer

Juliana Guzmán-González; Alcides N. Sial; Enelise Katia Piovesan; Edison Vicente Oliveira; Gelson Luís Fambrini

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Geochemical and isotope evidence for mantle-derived source rock of high-K calc-alkaline I-type granites, Pernambuco–Alagoas Domain, northeastern BrazilNARA Subscribed

International Journal of Earth Sciences · 2019 · Vol. 108 · Issue 4 · Springer

Thyego R. Silva; Valderez P. Ferreira; Mariucha Maria C. Lima; Alcides N. Sial

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Otolith stable isotopes as a tool to unravel the population stucture of the coral reef fish Abudefduf saxatilis along the Brazilian coastOA Marine

Frontiers in Marine Science · 2018 · Vol. 5 · Frontiers

Johnatas Alves; Felippe Daros; Henry Spach; Alcides Sial; Alberto Correia

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Carbon, oxygen and strontium isotopic signatures in Maastrichtian-Danian limestones of the Cauvery Basin, South IndiaNARA Subscribed

Geosciences Journal · 2015 · Vol. 19 · Issue 2 · Springer

Jayagopal Madhavaraju; Alcides N. Sial; Reghunathan Rakhinath; Sooriamuthu Ramasamy; Yong IL Lee; Ariputhiran Ramachandran

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