 | Gomes, Celso de Barros, Comin-Chiaramonti, Piero, Azzone, Rogério Guitarrari, Ruberti, Excelso, Rojas, Gaston Eduardo Enrich (2018) Cretaceous carbonatites of the southeastern Brazilian Platform: a review. Brazilian Journal of Geology, 48 (2) 317-345 doi:10.1590/2317-4889201820170123 | Journal (article/letter/editorial) | | Universidade de São Paulo – USP, São Paulo (SP), Brazil. E-mails: cgomes@usp.br, rgazzone@usp.br, exrubert@usp...carbonatite occurrences of different regions of Brazil, Paraguay and Bolivia. Locality Occurrence Petrography...Petrography Mineralogy Age References BRAZIL Ribeira Valley 1 Barra do Itapirapuã Dike, vein, breccia...2-6, 13-15, 18, 19, 21, 23, 24, 59, 64-69 12 Lages Plug, dike, vein, breccia Fe-ca, Ca-ca NS, Pho...59, 70-74 9 Ilhas Cabo Frio Lineament 10. Santa Catarina Rio Grande do Sul 13 Joca Tavares Plug? |  | Gomes, Celso de Barros, Azzone, Rogério Guitarrari, Rojas, Gaston Eduardo Enrich, Guarino, Vincenza, Ruberti, Excelso (2021) Agpaitic Alkaline Rocks in Southern Brazilian Platform: A Review. Minerals, 11 (9) 934 doi:10.3390/min11090934 | Journal (article/letter/editorial) | | University of São Paulo, São Paulo 05508-080, Brazil; rgazzone@usp.br (R.G.A.); gastonenrich@usp.br...occurrences located in southern Brazil and at the border between Brazil and Paraguay. All the Brazilian...and rinkite, rather than simple minerals such as zircon and ilmenite [1,2]. This term was first proposed...the miaskitic types characteristically contain zircon, baddeleyite and titanite, whereas the agpaitic...phonolite dike main to late-magmatic [27,28] 8 Lages 76–82 Ma (Rb-Sr, K-Ar) phonolite sill late-magmatic |  | | Report (issue) | | REPORT Brazil Investigations (IR)BR-76 NIOBIUM (COLUMBIUM) AND TANTALUM RESOURCES OF BRAZIL U. S. Geological... NIOBIUM (COLUMBIUM) AND TANTALUM RESOURCES OF BRAZIL By Max G. White U.S. Geological Survey CONTENTS...Distribution of alkalic intrusives in Southern Brazil .. 16 Alkalic intrusions in the western side of................................. 25 Northeastern Brazil ............................... 25 Territory of................................. 29 Northeastern Brazil .......................... 30 Research suggestions |  | Amorim, José Victor Antunes de, de Pinho Guimarães, Ignez, Farias, Douglas José Silva, Lima, Jefferson Valdemiro de, Santos, Lucilene, Ribeiro, Vanessa Biondo, Brainer, Caio (2019) Late-Neoproterozoic ferroan granitoids of the Transversal subprovince, Borborema Province, NE Brazil: petrogenesis and geodynamic implications. International Geology Review, 61 (14) 1745-1767 doi:10.1080/00206814.2018.1544936 | Journal (article/letter/editorial) | | Transversal subprovince, Borborema Province, NE Brazil: petrogenesis and geodynamic implications José...Transversal subprovince, Borborema Province, NE Brazil: petrogenesis and geodynamic implications, International...Transversal subprovince, Borborema Province, NE Brazil: petrogenesis and geodynamic implications José...Garoua; K, Kaduna area of Nigeria). granitoids with zircon ages between 590–581 Ma mark the transition between...spots (Guimaraes et al. 2009; Santos et al. 2014; Lages et al. 2016; Lima et al. 2017). Coeval ultrapotassic |  | de Lira Santos, Lauro Cézar M., Lages, Geysson A., Caxito, Fabrício A., Dantas, Elton L., Cawood, Peter A., Lima, Haroldo M., da Cruz Lima, Felipe J. (2022) Isotopic and geochemical constraints for a Paleoproterozoic accretionary orogen in the Borborema Province, NE Brazil: Implications for reconstructing Nuna/Columbia. Geoscience Frontiers, 13 (5) 101167 doi:10.1016/j.gsf.2021.101167 | Journal (article/letter/editorial) | | accretionary orogen in the Borborema Province, NE Brazil: Implications for reconstructing Nuna/Columbia...Nuna/Columbia Lauro Cézar M. de Lira Santos a,⁎, Geysson A. Lages b, Fabrício A. Caxito c, Elton L. Dantas d, Peter...Recife, PE, Brazil Serviço Geológico do Brasil - CPRM, Av. Sul, Afogados, Recife, PE, Brazil c CPMTC, Instituto... Antônio Carlos, Pampulha, Belo Horizonte, MG, Brazil d Instituto de Geociências, Universidade de Brasília...Universitário Darcy Ribeiro, Asa Norte, Brasília, DF, Brazil e School of Earth, Atmosphere and Environment, |  | | Journal (article/letter/editorial) | | Borborema Province and São Francisco Craton (eastern Brazil): Decratonization and crustal reworking during...that of the São Francisco Craton (SFC) in eastern Brazil and highlight numerous geological aspects, several...Tomographic (c) and Bouguer (d) anomalies in eastern Brazil (Rocha et al., 2019). Solid blue and dashed red...approach employed here. Neves (2015) compiled all U-Pb zircon ages from igneous, metaig neous and metasedimentary...Caxito et al. (2021) compiled 5532 detrital U-Pb zircon data that show a clear dominance of Rhyacian ages |  | | Journal (article/letter/editorial) | | crustal framework of the Borborema Province, NE Brazil, derived from gravity and magnetic data Roberto...CPRM-Geological Survey of Brazil, Av. Sul, 2291, Afogados, Recife, PE CEP 50770-011, Brazil Geophysics Department...Universitário Central, Natal, RN CEP: 59078-970, Brazil b A R T I C LE I N FO A B S T R A C T Keywords:...Province Northeast Brazil Gravity Magnetic The Borborema Province BP (NE Brazil) consists of a complex...Introduction The Borborema Province (BP) in Northeast Brazil (Fig. 1) consists of a complex rock mosaic composed |  | Ruberti, E., Enrich, G. E.R., Gomes, C. B., Comin-Chiaramonti, P. (2008) HYDROTHERMAL REE FLUOROCARBONATE MINERALIZATION AT BARRA DO ITAPIRAPUA, A MULTIPLE STOCKWORK CARBONATITE, SOUTHERN BRAZIL. The Canadian Mineralogist, 46 (4) 901-914 doi:10.3749/canmin.46.4.901 | Journal (article/letter/editorial) | | ITAPIRAPUÃ, A MULTIPLE STOCKWORK CARBONATITE, SOUTHERN BRAZIL Excelso RUBERTI§, Gaston E.R. ENRICH and Celso...Paulo, Rua do Lago, 562 - 05508-080 São Paulo, Brazil Piero COMIN-CHIARAMONTI Dipartimento di Scienze...Barra do Itapirapuã (BIT) carbonatites in southern Brazil belong to the final stages of the Early Cretaceous...hydrothermal conditions, carbonatite, Barra do Itapirapuã, Brazil. Sommaire Les venues de carbonatite du complexe...de Caldas (Tolbert 1958, Ulbrich et al. 2005), Lages (Scheibe & Formoso 1982, Formoso et al. 1999, Scheibe |  | | Journal (article/letter/editorial) | | continental rifting in southern Borborema Province (NE Brazil): tectonic inheritance and shear zone nucleation...continental rifting in southern Borborema Province (NE Brazil): tectonic inheritance and shear zone nucleation...continental rifting in southern Borborema Province (NE Brazil): tectonic inheritance and shear zone nucleation...Geologia, Universidade Federal de Pernambuco, Recife, Brazil; bGéosciences Montpellier, Université de Montpellier...strike-slip shear zones in the Borborema Province of NE Brazil, which resulted from orogenic processes associated |  | Comin-Chiaramonit, P., Cundari, A., Piccirillo, E.M., Gomes, C.B., Castorina, F., Censi, P., De Min, A., Marzoli, A., Speziale, S., Velazquez, V.F. (1997) Potassic and Sodic Igneous Rocks from Eastern Paraguay: their Origin from the Lithospheric Mantle and Genetic Relationships with the Associated Parana flood tholeiites. Journal of Petrology, 38 (4) 495-528 doi:10.1093/petroj/38.4.495 | Journal (article/letter/editorial) | | DE SÃO PAULO, C.P. 30627, 01051 SÃO PAULO, SP, BRAZIL 5 DIPARTIMENTO DI SCIENZE DELLA TERRA, ‘LA SAPIENZA’...from southeastern Brazil, i.e. Alto Paranaı́ba, Ponta Grossa Arch, Serra do Mar, Lages and the flood basalts...magmatism from Alto Paranaı́ba Igneous Province (SE Brazil; Gibson et al., 1995b). KEY WORDS: Alkaline magmatism;...potassic rocks from the Alto Paranaı́ba Province of SE Brazil, widespread in an area of crustal thinning (Santero...includes the western side of the Paraná Basin of Brazil, bounded by an anticlinal structure established |  | | Journal (article/letter/editorial) | | Magmatism in the Northern Borborema Province, Northeast Brazil: Tectonic Setting and Potential for Deposits Alanielson...Brasília, 70910-900 Brasília, Distrito Federal, Brazil ABSTRACT Mafic-ultramafic intrusions form a 32-km-long...Piranhas terrane in the Borborema Province, Northeast Brazil. The mafic-ultramafic intrusions consist of wehrlite...intrusions in subduction-related magmatic arcs. U-Pb zircon ages indicate that mafic-ultramafic intrusions crystallized...crystallized at ca. 2190 5 5 Ma. U-Pb zircon ages of host orthogneiss indicate that they crystallized |  | | Journal (article/letter/editorial) | | Mafic-Ultramafic Complexes, western Borborema Province, Brazil: geochemical and isotope constraints for evolution...retro-eclogitic hosted Ti-mineralization Geysson de Almeida Lages, Elton Luiz Dantas PII: DOI: Reference: S0301-9268(16)30103-6...April 2016 Please cite this article as: G.d.A. Lages, E.L. Dantas, Floresta and Bodocó Mafic-Ultramafic...Mafic-Ultramafic Complexes, western Borborema Province, Brazil: geochemical and isotope constraints for evolution...Mafic-Ultramafic Complexes, western Borborema Province, Brazil: geochemical and isotope constraints for evolution |  | Hackspacher, Peter Christian, Dantas, Elton Luiz, Brito Neves, Benjamin Bley, Legrand, Jean Michel (1997) Northwestern Overthrusting and Related Lateral Escape During the Brasiliano Orogeny North of the Patos Lineament, Borborema Province, Northeast Brazil. International Geology Review, 39 (7) 609-620 doi:10.1080/00206819709465291 | Journal (article/letter/editorial) | | Patos Lineament, Borborema Province, Northeast Brazil Peter Christian Hackspacher , Elton Luiz Dantas...Patos Lineament, Borborema Province, Northeast Brazil, International Geology Review, 39:7, 609-620, DOI:...Patos Lineament, Borborema Province, Northeast Brazil PETER C H R I S T I A N H A C K S P A C H E R...Universidade Estadual Paulista, 13506-900 Rio Claro SP, Brazil BENJAMIN BLEY B R I T O Ν Κ V E S , Instituto de...Universidade de São Paulo, 01000-100 Sāo Paulo SP, Brazil Downloaded by [University of Nebraska, Lincoln] |  | Antonini, P., Comin-chiaramonti, P., Gomes, C. B., Censi, P., Riffel, B. F., Yamamoto, E. (2003) The Early Proterozoic carbonatite complex of Angico dos Dias, Bahia State, Brazil: geochemical and Sr-Nd isotopic evidence for an enriched mantle origin. Mineralogical Magazine, 67 (5) 1039-1057 doi:10.1180/0026461036750142 | Journal (article/letter/editorial) | | carbonatite complex of Angico dos Dias, Bahia State, Brazil: geochemical and Sr-Nd isotopic evidence for an...Instituto de Geociências, Universidade de São Paulo, Brazil 3 Dipartimento di Scienze della Terra, University...Metalurgia e Mineração, Araxá, Minas Gerais State, Brazil 2 ABSTR ACT Borehole samples of carbonatites...(AdD) intrusive alkaline complex, State of Bahia, Brazil, have been investigated in terms of mineralogy...heterogeneity. K EY WORDS : Proterozoic, carbonatite, Brazil, mantle, Sr-Nd isotopes. Introduction CARBONATITES |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...Brasileira do Livro, SP, Brazil) Cornejo, Carlos .Minerals & precious stones of Brazil. Carlos Cornejo, Andrea...3. Minerals - Brazil 4. Minerals- Classification 5. Mineralogy 6. Mineralogy - Brazil - History 7. Precious...Precious stones - Brazil I. Bartorelli, Andrea. II. Title. 09-10025 Cover photograph: Crystal of brazilianite...Landmann. CDD-549 Indexes for systematic catalog: 1. Brazil: Minerals and precious stones: Mineralogy and gemology |  | Salomon, Eric, Koehn, Daniel, Passchier, Cees, Hackspacher, Peter Christian, Glasmacher, Ulrich Anton (2015) Contrasting stress fields on correlating margins of the South Atlantic. Gondwana Research, 28 (3) 1152-1167 doi:10.1016/j.gr.2014.09.006 | Journal (article/letter/editorial) | | Ciencias Exatas, UNESP, Rio Claro, SP 13506-900, Brazil d Institute of Earth Sciences, University of Heidelberg...Paleostress Passive margin South Atlantic Namibia Brazil a b s t r a c t The “passiveness” of passive continental...originally adjacent areas, i.e. NW Namibia and SE/S Brazil. Both areas are covered by the ~133-Maold Paraná-Etendeka...movement with NW-SE directed compression. SE/S Brazil was mostly affected by strike-slip faulting, with...Similar fault systems appear widespread across SE Brazil and may be the combined result of flexural margin |  | Guarino, Vincenza, Gennaro, Roberto de', Melluso, Leone, Ruberti, Excelso, Azzone, Rogério G. (2019) The Transition from Miaskitic to Agpaitic Rocks, as Highlighted by the Accessory Phase Assemblages in the Passa Quatro Alkaline Complex (SouthEastern Brazil) The Canadian Mineralogist, 57 (3) 339-361 doi:10.3749/canmin.1800073 | Journal (article/letter/editorial) | | THE PASSA QUATRO ALKALINE COMPLEX (SOUTHEASTERN BRAZIL) VINCENZA GUARINO§, ROBERTO DE’ GENNARO, AND...São Paulo, Rua do Lago 562, 05508-080 São Paulo, Brazil ABSTRACT The Passa Quatro alkaline complex is...Cretaceous to Paleogene Igneous Province of southeastern Brazil. It is composed mainly of nepheline syenites and...composition. These accessory minerals often mantle zircon and fluorite corroded crystals, evidence of (1)...Quatro, Brazil. INTRODUCTION The Mesozoic to Cenozoic alkaline magmatism of southern Brazil crops out |  | Conceição, Rommulo Vieira, Carniel, Larissa Colombo, Jalowitzki, Tiago, Gervasoni, Fernanda, Cedeño, Daniel Grings (2019) Geochemistry and geodynamic implications on the source of Paraná-Etendeka Large Igneous Province evidenced by the 128 Ma Rosário-6 kimberlite, southern Brazil. Lithos, 328. 130-145 doi:10.1016/j.lithos.2019.01.012 | Journal (article/letter/editorial) | | evidenced by the 128 Ma Rosário-6 kimberlite, southern Brazil Rommulo Vieira Conceição, Larissa Colombo Carniel...evidenced by the 128 Ma Rosário-6 kimberlite, southern Brazil, LITHOS, https://doi.org/ 10.1016/j.lithos.2019...evidenced by the 128 Ma Rosário-6 kimberlite, southern Brazil 1 Tiago Jalowitzki2, Fernanda Gervasoni3, Daniel...Porto Alegre, Brazil Instituto de Geociências, Universidade de Brasília (UnB), Brazil 3 Faculdade...Universidade Federal de Goiás, Aparecida de Goiânia, Brazil * Corresponding authors AC CE PT E D MA |  | | Journal (article/letter/editorial) | | ALKALINE MAFIC-ULTRAMAFIC MASSIF, SOUTHEASTERN BRAZIL: INDICATION OF AN ENRICHED MANTLE SOURCE Rogério...Paulo, Rua do Lago, 562 - 05508-080 São Paulo, Brazil Abstract Zirconium- and Ba-rich minerals are found...alkaline mafic-ultramafic massif in southeastern Brazil. The unusual mineralogical assemblage includes...mantle enrichment, Ponte Nova alkaline complex, Brazil. Sommaire Nous documentons les attributs des minéraux...mafic-ultramafic massif (22°47’ S, 45°45’ W), in southeastern Brazil, displays zirconolite, baddeleyite and Ba-rich |  | | Journal (article/letter/editorial) | | magmatic event in eastern Borborema Province, NE Brazil: Another Tonian failed attempt to break up the...magmatic event in eastern Borborema Province, NE Brazil: Another Tonian failed attempt to break up the...magmatic event in eastern Borborema Province, NE Brazil: 2 Another Tonian failed attempt to break up...subprovinces of the Borborema Province, northeastern 12 Brazil, were the locus of an important early Tonian (c...Southern Subprovince). We obtained LA-ICP-MS U-Pb zircon ages of 863 ± 7 18 Ma (RCD), and 851 ± 8 Ma and |  | | Journal (article/letter/editorial) | | from the central (coastal margins of Uruguay and Brazil) and eastern part (Damaraland, Namibia) [4,26,28–31]...Phlogopite separates from the Sotu–Ruguá (Cerro Santa Tomas) dyke (93SOB3) yielded 40Ar/39Ar plateau ages...age of 127.56 Ma has also been quoted for Cerro Santa Tomas ([26] recalculated to FCs = 28.02). 4. Comparison...and the coast-parallel dyke swarm of south-east Brazil suggest that major lithospheric extension occurred...150 km. An exception is Anitápolis, in southern Brazil, which is in a region where there was very low |  | Souza Neto, João Adauto, Legrand, Jean Michel, Volfinger, Marcel, Pascal, Marie-Lola, Sonnet, Philippe (2008) W–Au skarns in the Neo-Proterozoic Seridó Mobile Belt, Borborema Province in northeastern Brazil: an overview with emphasis on the Bonfim deposit. Mineralium Deposita, 43 (2) 185-205 doi:10.1007/s00126-007-0155-1 | Journal (article/letter/editorial) | | Mobile Belt, Borborema Province in northeastern Brazil: an overview with emphasis on the Bonfim deposit...located in the Borborema Province in northeastern Brazil and consists of a gneiss basement (Archean to Paleo-Proterozoic)...s/n, Cidade Universitária, CEP 50.740-530 Recife, Brazil e-mail: adauto@ufpe.br J. M. Legrand Departamento...Universitário, Lagoa Nova, CEP 59.072-970 Natal, Brazil M. Volfinger : M.-L. Pascal Centre de Recherches...actinolite-magnesiohornblende, and titanite, apatite, allanite, zircon, and monazite as accessory minerals. The retrograde |  | | Book | | MINES AND MINERALS IN BRAZIL --= ··--· ··- ·-·=- MINES AND MINERALS IN BRAZIL J OSIAS LEAO (ECONOMIC...regarding water power and industry of electr·icity in Brazil were specially prepared at the Division of Waters........ 189 SUMMARY OF THE MINERAL RESERVES OF BRAZIL..... . ... ....... . .. 199 STATISTICAL TABLES...practically untouched, the mineral reserves of Brazil have already been a source of wealth to many and...without the discovery of the precious metals in Brazil the existence of the modern economic man would |  | | Journal (article/letter/editorial) | | of phlogopite 40Ar/39Ar analysis, in situ 151 zircon U–Pb dating, in situ apatite geochemistry and Sr–Nd–O...texture (Fig. 2d). Furthermore, baddeleyite with zircon reaction rim show textural disequilibrium features...Accessory minerals include magnetite, titanite, and zircon. Grains are relatively finer in sample 07KL-5 than...given in Appendix Table 1. 3.2. SIMS U–Pb zircon dating Zircon mineral separates were obtained from about...techniques. Zircon crystals were mounted in transparent epoxy resin together with standard zircon 91500. All |  | Lustrino, Michele, Melluso, Leone, Brotzu, Pietro, Gomes, Celso B., Morbidelli, Lucio, Muzio, Rossana, Ruberti, Excelso, Tassinari, Colombo C.G. (2005) Petrogenesis of the early Cretaceous Valle Chico igneous complex (SE Uruguay): Relationships with Paraná–Etendeka magmatism. Lithos, 82 (3) 407-434 doi:10.1016/j.lithos.2004.07.004 | Journal (article/letter/editorial) | | Cidade Universitária, CEP 05508-900, São Paulo, Brazil e Departamento de Geologia, Instituto de Geologia...the south American plate, mostly concentrated in Brazil (Serra Geral Formation; Piccirillo and Melfi, 1988;...products mostly occur in the Paraná basin (N95% in Brazil; b5% in Uruguay), whereas the felsic volcanic rocks...around the Paraná–Etendeka igneous province in Brazil, Bolivia, Paraguay, Uruguay, Angola and Namibia...and Punta del Este and rift-type basins (e.g., Santa Lucia basin)) is the first evidence of such a reactivation |
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