 | | Journal (article/letter/editorial) | | com/locate/lithos Fluid inclusions in apatite from Jacupiranga calcite carbonatites: Evidence for a fluid-stratified...Carbonatites of the Jacupiranga alkaline–carbonatite complex in São Paulo State, Brazil, were used to investigate...carbonatite in the plutonic Jacupiranga Complex in São Paulo State, Brazil, contain fluid inclusions and...Precambrian basement, flanking the Paraná Basin in Brazil (Fig. 1a), is a NNW-elongated intrusive body (Fig...Minerals commonly found accompanying calcite in Jacupiranga carbonatites are dolomite, apatite, magnetite |  | | Journal (article/letter/editorial) | | The alkaline-carbonatite complex of Jacupiranga (Brazil): Magma genesis and mode of emplacement Luigi...Franca, The alkaline-carbonatite complex of Jacupiranga (Brazil): Magma genesis and mode of emplacement,...MANUSCRIPT The alkaline-carbonatite complex of Jacupiranga (Brazil): magma genesis and IP T mode of emplacement...and geochemical data is CE P reported on the Jacupiranga alkaline-carbonatite complex (133-131 Ma) which...with other alkaline complexes, occurs in southern Brazil and is coeval with- AC the Paraná CFB province |  | Braunger, Simon, Marks, Michael A.W., Wenzel, Thomas, Chmyz, Luanna, Guitarrari Azzone, Rogério, Markl, Gregor (2020) Do carbonatites and alkaline rocks reflect variable redox conditions in their upper mantle source?. Earth and Planetary Science Letters, 533. 116041 doi:10.1016/j.epsl.2019.116041 | Journal (article/letter/editorial) | | Geosciences, Universidade de São Paulo, Rua do Lago 562, 05508-080 São Paulo, Brazil a r t i c l e i n f o... Sokli, Kovdor, Palabora, Oka, Magnet Cove, Jacupiranga), together with a world-wide comparison between...Braunger et al., 2018) or even none of them (Jacupiranga; Beccaluva et al., 2017; Chmyz et al., 2019)... Sokli, Kovdor, Palabora, Magnet Cove, Oka, Jacupiranga) that constrain redox conditions for carbonatites...Cove, USA; Oka, Canada) and South America (Jacupiranga, Brazil). These examples cover a range of ages (Proterozoic |  | Melluso, L., Srivastava, R. K., Guarino, V., Zanetti, A., Sinha, A. K. (2010) MINERAL COMPOSITIONS AND PETROGENETIC EVOLUTION OF THE ULTRAMAFIC-ALKALINE - CARBONATITIC COMPLEX OF SUNG VALLEY, NORTHEASTERN INDIA. The Canadian Mineralogist, 48 (1) 205-229 doi:10.3749/canmin.48.1.205 | Journal (article/letter/editorial) | | evolution of the sung valley complex, india spinel in magnetite (Figs. 2a, b). Sample SV31 also contains...sample SV31. b) BSE image of patches of Al-rich spinel in an otherwise chemically homogeneous titanian...within the range of values found in the Jacupiranga carbonatite (Brazil, TiO2 up to 5.96 wt%, Mitchell 1978...as “olivinite” by Russian authors. The Al-rich spinel occurs as blebs in the titanian magnetite of dunite...Cr2O3 (0.7–1.4 wt%) (Table 4). In carbonatites, the spinel is moderately rich in Cr (up to 7.5 wt% Cr2O3) |  | Morbidelli, L., Gomes, C. B., Beccaluva, L., Brotzu, P., Garbarino, C., Riffel, B. F., Ruberti, E., Traversa, G. (1997) Parental Magma Characterization of Salitre Cumulate Rocks (Alto Paranaíba Alkaline Province, Brazil) as Inferred from Mineralogical, Petrographic, and Geochemical Data. International Geology Review, 39 (8) 723-743 doi:10.1080/00206819709465298 | Journal (article/letter/editorial) | | Cumulate Rocks (Alto Paranaíba Alkaline Province, Brazil) as Inferred from Mineralogical, Petrographic,...Universidade de São Paulo , Rua do Logo 562, Cidade Universitária, São Paulo, 05508-900, Brazil c Istituto...Postal 8, Araxá, 38180, Brazil g Instituto de Geociências , Universidade de São Paulo , Rua do Logo 562,... Cidade Universitária, São Paulo, 05508-900, Brazil h Dipartimento di Scienze della Terra , Università...Cumulate Rocks (Alto Paranaíba Alkaline Province, Brazil) as Inferred from Mineralogical, Petrographic, |  | | Journal (article/letter/editorial) | | ALKALINE MAFIC-ULTRAMAFIC MASSIF, SOUTHEASTERN BRAZIL: INDICATION OF AN ENRICHED MANTLE SOURCE Rogério...Geociências, University of São Paulo, Rua do Lago, 562 - 05508-080 São Paulo, Brazil Abstract Zirconium- and...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) | | kimberlite-carbonatite relationship: evidence from ilmenite and spinel from Premier and Wesselton Mines and the Benfontein...Instituto de Geociencias, Universidade de Sao Paulo, Sao Paulo, Brazil CEP 05508 z Division of Geological and...igneous origin cut the kimberlite of the Premier Mine, South Africa. Dawson (1980) outlined other studies...compositions of magnetite and ilmenite from the Jacupiranga and other carbonatites provided no evidence for...Kimberlite Conference (1973) from the Premier Mine, the Wesselton Mine, and the Benfontein Sills. Other recent |  | Cordeiro, Pedro F.O., Brod, José A., Dantas, Elton L., Barbosa, Elisa S.R. (2010) Mineral chemistry, isotope geochemistry and petrogenesis of niobium-rich rocks from the Catalão I carbonatite-phoscorite complex, Central Brazil. Lithos, 118 (3) 223-237 doi:10.1016/j.lithos.2010.04.007 | Journal (article/letter/editorial) | | Catalão I carbonatite-phoscorite complex, Central Brazil Pedro F.O. Cordeiro a,⁎, José A. Brod a,b, Elton...Geociências, Universidade De Brasília, Brasília-DF, Brazil Instituto De Estudos Socio-Ambientais, Universidade...Universidade Federal De Goiás, Goiânia-GO, Brazil a r t i c l e i n f o Article history: Received 28 July...Alto Paranaíba Igneous Province (APIP), central Brazil, particularly in the Catalão I and Araxá carbonatite-bearing...available by Mineração Catalão (Anglo American Brazil) from the Catalão I niobium deposit provide an |  | 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 |  | | Report (issue) | | (1) Tazheran massif, Russia; after deduction of spinel 5.41% and forsterite 1.48%, corresponds to (Zr0...carbonaceous chondrite meteorite. Association: Spinel, forsterite, åkermanite-gehlenite, clinohumite...Alnö Island, Sweden. From the Jacupiranga carbonatite, São Paulo, Brazil. In the Allende meteorite. Name: |  | | Journal (issue) | | 85715 602-299-5274 Articles The Jacupiranga mine, Sao Paula, Brazil ...................................coated with malachite, 5 cm across, from the Onganja mine, Namibia. Collection of the Sorbonne, University...known Brazilian mineral collector, gem dealer and mine owner. $24.00 postpaid, (foreign orders 50C additional...Mineralogical Record, September-October, 1984 THE JACUPIRANGA MINE S a o T a u lo , T 3 r a z il Luiz Alberto...65 04709 Sao Paulo, Sao Paulo, Brazil and Joaniel Munhoz Martins Caixa Postal 5 Jacupiranga, 11940 Sao |  | | Journal (article/letter/editorial) | | JacupirangaComplex, Brazil JosB C. Gespan Instituto de GeosciAncias Universidade de Sao Paulo Sao Paulo, Brazil CEP 05508...indicated by projections from within the Cr-free spinel prism, MgFe2OaMgzTiOa-MgAI2Oa-Fe3Oa-Fe2TiOa-FeAl2Oa...CARBONATITES FROM JACUPIRANGA Cr2O3,the low TiO2 and MgO relative to kimberlite spinel,and commonly high...carbonatite intrusions in a single complex at Jacupiranga,and the continuous outcrop and freshness of the...in the borderof the ParanaBasin,in the south of Brazil. It is 130 * 5 m.y. old (Amaral,1978). Accordingto |  | Zaccarini, F., Garuti, G., Ortiz-Suarez, A., Carugno-Duran, A. (2004) THE PARAGENESIS OF PYROPHANITE FROM SIERRA DE COMECHINGONES, CORDOBA, ARGENTINA. The Canadian Mineralogist, 42 (1) 155-168 doi:10.2113/gscanmin.42.1.155 | Journal (article/letter/editorial) | | of pyrophanite, manganoan ilmenite, an aluminous spinel, and hematite. The gangue minerals associated with...was discovered in the manganese ore of the Harstig mine, Pajsberg, Sweden (Hamberg 1890). By the end of...forties, only two other localities were found, in Brazil (Derby 1901, 1908) and in Wales (Smith & Claringbull...magnetite, accompanied by ilmenite, pyrophanite, green spinel and rare hematite, whereas sulfides are absent...lamellae of ilmenite-series minerals and aluminous spinel. Pyrophanite and ilmenite occur exclusively associated |  | | Journal (article/letter/editorial) | | structures of the Ponta Grossa Arch (e.g., Jacupiranga and Juquia in Brazil) and the Damara Belt (e.g., Erongo...tendency and a more relevant role of phlogopite in Brazil, which implies important lithospheric differences... these complexes are represented by Juquia, Jacupiranga and Anitapolis, located in the Ponta Grossa Arch...the African alkaline magmas, unlike those from Brazil, are characterised by the presence of a significant...alkaline-carbonatite D complexes from the Ponta Grossa arch (Brazil) and Damara belt (Namibia) extensional structures |  | | Journal (article/letter/editorial) | | carbonatites from Oka (Canada), Magnet Cove (USA), Jacupiranga (Brazil), and Essonville (Canada), to obtain crystallization...euhedral magnetite phenocrysts and calcite from Jacupiranga are 700 jC. In samples that contain diopside...localities (Magnet Cove, USA; Oka, Canada; and Jacupiranga, Brazil), and a fourth, lesser known, locality (Essonville...Cpx Mnt Mt Bt Ap Other Ref. Essonville E-41 Jacupiranga P10-202 55 84 8 1 2 P10-208 99MCO MC-1 49...Mnt, monticellite; Bt, biotite; Ap, apatite; Sp, spinel; Kmz, kimzeyite; Mel, melilite; Pv, Perovskite; |  | | Report (issue) | | °uoborite, ludwigite, dolomite, calcite, talc, biotite, spinel, vesuvianite, sanidine, meionite, nepheline. Distribution:...Tajikistan. In the USA, at the Tilly Foster iron mine, Brewster, Putnam Co., New York; at Buell Park,...Cargill Lake, Ontario, Canada. In the Jacupiranga mine, S~ao Paulo, Brazil. Name: For its monoclinic crystal |  | | Journal (article/letter/editorial) | | Abstract Manganoan ilmenite was identified in Juina, Brazil kimberlitic rocks among other megacrysts. It forms...transition zone. In addition to pyrope garnet, chromian spinel, picroilmenite, chrome-diopside, and magnesian...manganoan ilmenite; kimberlite; diamond; Juina; Brazil Introduction Kimberlite/diamond indicator minerals...minerals include pyrope garnet, chrome spinel, magnesian ilmenite (picroilmenite), chrome-diopside, and...Juina area, revealed the presence of only chrome spinel and picroilmenite as indicator minerals in their |  | | Journal (article/letter/editorial) | | magnesian ilmenite, rutile, and perovskite. The spinel crystallization trend was toward enrichment in...more Cr203 in comparison. Perovskite mantles on spinel crystals in the carbonate layers are very common...kimberlite is composed of olivine, rare phlogopite, spinel, ilmenite, and perovskite in a groundmass of calcite...(Table 1). Olivine shows idiomorphic inclusions of spinel or ilmenite. Phlogopite is very rare in the kimberlite...at Benfontein are represented by members of the spinel solid solution series, ilmenite, perovskite, and |  | Barbosa, Elisa Soares Rocha, Brod, José Affonso, Cordeiro, Pedro Filipe Oliveira, Junqueira-Brod, Tereza Cristina, Santos, Roberto Ventura, Dantas, Elton Luiz (2020) Phoscorites of the Salitre I complex: Origin and petrogenetic implications. Chemical Geology, 535. 119463 doi:10.1016/j.chemgeo.2020.119463 | Journal (article/letter/editorial) | | - UFG), CEP: 74968755 Aparecida de Goiânia, GO, Brazil Instituto de Geociências – Universidade de Brasília...Brasília (IG – UnB), CEP: 70910-900 Brasília, DF, Brazil Departamento de Ingeniería de Minería - Pontificia...para o Desenvolvimento Científico e Tecnológico, Brazil b c A R T I C LE I N FO A B S T R A C T Editor:...Cretaceous Alto Paranaíba Igneous Province, central Brazil. This complex is a key example where the phoscorite-carbonatite...despite recent advances in various examples from Brazil, South Africa and Russia (Krasnova et al., 2004a; |  | | Journal (article/letter/editorial) | | The assemblage titanian clinohumite+forsterite + spinel + calcite is widespread in marbles from the eastern...Gier6 (1984) described parageneses with forsterite, spinel, tremolite, chlorite, phlogopite, dolomite and...assemblage titanian clinohumite + forsterite + spinel + calcite (Fig. 1) will be described. Electron...forsterite enclose calcite and pale green, idiomorphic spinel rich in MgA1204. Calcite with straight to curved...titanian clinohumite ( Ti-Cl) + forsterite (Fo) + spinel (Sp) + calcite (Ca) and accessory fluor-apatite |  | Zhitova, Elena S., Krivovichev, Sergey V., Yakovenchuk, Viktor N., Ivanyuk, Gregory Yu., Pakhomovsky, Yakov A., Mikhailova, Julia A. (2018) Crystal chemistry of natural layered double hydroxides: 4. Crystal structures and evolution of structural complexity of quintinite polytypes from the Kovdor alkaline-ultrabasic massif, Kola peninsula, Russia. Mineralogical Magazine, 82 (2) 329-346 doi:10.1180/minmag.2017.081.046 | Journal (article/letter/editorial) | | Saint-Hilaire (Quebec, Canada) and Jacupiranga (San Paulo, Brazil) (Arakcheeva et al., 1996; Chao and...inclusions of earlier ilmenite-group minerals or later spinel formed by (oxy)exsolution. Earlier (apatite)-forsterite...phoscorites carry Mg–Al-rich magnetite with inclusions of spinel (always) and quintinite (sometimes), and late carbonatites...transition zones, there are magnetite grains with spinel inclusions in the core and riddled with ilmenite–geikielite...magnetite ‘carbo-exsolution’ and alteration of spinel formed by the exsolution from Mg–Al-rich magnetite |  | | Journal (article/letter/editorial) | | in Mg and rimming small regularly shaped chrome spinel phenocrysts is not present in the first-phase kimberlites...commonly enriched in Cr and frequently with chrome spinel exsolution lamellae; and (5) small crystals of...in Mg and rimming small regularly shaped chrome spinel phenocrysts (Figs. 2, 3, 4) is common. The thickness...bearing ilmenite (analysis 15) rimming small chrome spinel phenocryst (gray) in matrix of second-phase kimberlite...enriched in Mg and rimming regularly shaped chrome spinel crystals from the second-phase kimberlites was |  | | Journal (article/letter/editorial) | | rocks - the carbonates, apatite and magnetite-rich spinel, though some recent studies have addressed individual...successive carbonatite intrusions in the Jacupiranga complex, Brazil. The greatest variation within single...consisting of high-Mg ilmenites, mainly from the Jacupiranga and Oka carbonatites. In our 424 J. B. DAWSON...Magnetites in the carbonatite from the Jacupiranga Complex, Brazil. Amer. Mineral., 68, 195--213. Gaspar...Mn, Nb) in the carbonatites from the Jacupiranga complex, Brazil. Amer. Mineral., 68, 960-71. Goldsmith |  | | Journal (article/letter/editorial) | | Paleoproterozoic collision zone of the Borborema province, NE Brazil (EJ dos Santos et al. 2013; RV Santos et al. 2013);...Mount Weld, Australia (Lottermoser 1990) and Araxá, Brazil (Neumann and Medeiros 2015). The REE mineralisation...in millimetres (d) Pyrochlore concentrate, Niobec Mine, Quebec, Canada; scale in millimetres. forming...Nb (Figures 21(c, d) and 23 (a); e.g. Catalão, Brazil; Lueshe, Democratic Republic of Congo; and St....regolith (e.g. Catalão I, Brazil; Cordeiro et al. 2011; and Araxá, Brazil; Issa Filho et al. 2015). Although |  | | Journal (article/letter/editorial) | | minerals were mainly zircon, tourmaline, corundum, spinel, ilmenite, together with small quantities of geikielite...Hussak in the magnetite deposits at Jacupiranga, S~o Paulo, Brazil, and his description ~ of them was...Baddeleyit (syn. Brazilit) yon der Eisenmine Jacupiranga in S~o Paulo.' Min. Petr. Mitt. (Tschermak), 1895, |
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