 | | Journal (article/letter/editorial) | | and syenites of the Graciosa Province, southern Brazil Silvio R.F. Vlach a,⁎, Guilherme A.R. Gualda b...A-type rocks of the Graciosa Province, southern Brazil. Allanite–(Ce) is the main REE phase in the granites...close to the titanite–magnetite–quartz–amphibole–ilmenite (TMQAI) buffer for the aluminous association,...syenites of the Graciosa A-type Province in southern Brazil. This contribution is aimed at characterizing the...recorded in some of the plutons (e.g. Morro Redondo Pluton) as limited occurrences of basic-intermediate and |  | | Journal (article/letter/editorial) | | Graciosa A-type granites and syenites (southern Brazil) from zircon U-Pb geochronology, chemistry, and...Graciosa A-type granites and syenites (southern Brazil) from zircon U-Pb geochronology, chemistry, and...Graciosa A-type granites and syenites (southern Brazil) from zircon U-Pb geochronology, chemistry, and...Grande do Norte, SC (1) Natal, RN 59078-970, Brazil. Department of Civil and Environmental Engineering...author CE PT E-mail addresses: ED 05508-080, Brazil. frederico@geologia.ufrn.br (F.C.J. Vilalva) simonetti |  | | Journal (article/letter/editorial) | | University of São Paulo, São Paulo CEP 05508-080, Brazil; srfvlach@usp.br; Tel.: +55-11-97413-5902 Citation:...from the Corupá Pluton of “A-type” granites and syenites in Graciosa Province, Southern Brazil, and are...granite from Graciosa Province, South-Southeastern Brazil [30] is described. Morphological, textural, geochemical...Characterization The studied rock came from the Corupá Pluton (Figure 1), a Neoproterozoic (ca. 580 Ma, [25...Graciosa Province, South-Southeastern Brazil [30]. The pluton has a crescent outline and intrudes Archaean |  | | Journal (article/letter/editorial) | | Department of Earth Sciences, University of Pisa, Via Santa Maria 53, 56126 Pisa, Italy; sergio.rocchi@unipi...metasomatizing fluids from an external source. The granitic pluton underwent intense metasomatism during post-magmatic...replacement of magmatic biotite, plagioclase, and ilmenite, promoting major element mobilization and crystallization...Campiglia andschematic (B) schematic geological [1]).pluton The Figure 1. (A) Location map of the areaarea...and (B) geological map map (after(after [1]). The pluton roof morphology is also reported (grey lines). |  | | Journal (article/letter/editorial) | | MORRO REDONDO COMPLEX, GRACIOSA PROVINCE, SOUTHERN BRAZIL: OCCURRENCE AND COMPOSITIONAL DATA Frederico C...Universidade de São Paulo, São Paulo SP 05508-080, Brazil Antonio SIMONETTI Department of Civil Engineering...Morro Redondo Complex, Graciosa Province (Southern Brazil). Nacareniobsite-(Ce) compositions are very close...granites, Morro Redondo Complex, Graciosa Province, Brazil Introduction Nacareniobsite-(Ce), a sorosilicate...peralkaline granites from the complexes of Morro Redondo, Brazil (Vlach & Vilalva 2007) and Ambohimirahavavy, Madagascar |  | Anenburg, Michael, Katzir, Yaron, Rhede, Dieter, Jöns, Niels, Bach, Wolfgang (2015) Rare earth element evolution and migration in plagiogranites: a record preserved in epidote and allanite of the Troodos ophiolite. Contributions to Mineralogy and Petrology, 169 (3) doi:10.1007/s00410-015-1114-y | Journal (article/letter/editorial) | | for reference of the Graciosa Province, southern Brazil, where ferriallanite-(Ce) is considered a magmatic...fluid: a fluid inclusion study from the Capitan Pluton, New Mexico, USA. Chem Geol 113:259–272. doi:10...olivine, orthopyroxene, pigeonite, magnetite and ilmenite. Contrib Miner Petrol 110(4):488–499. doi:10.1007/BF00344083...from a peralkaline granite, Corupá Pluton, Graciosa Province, South Brazil, and their petrological implications...and syenites of the Graciosa Province, Southern Brazil. Lithos 97(1–2):98–121. doi:10.1016/j.lithos.2006 |  | Uher, Pavel, Ondrejka, Martin, Bačík, Peter, Broska, Igor, Konečný, Patrik (2015) Britholite, monazite, REE carbonates, and calcite: Products of hydrothermal alteration of allanite and apatite in A-type granite from Stupné, Western Carpathians, Slovakia. Lithos, 236. 212-225 doi:10.1016/j.lithos.2015.09.005 | Journal (article/letter/editorial) | | include primary zircon, fluorapatite, allanite-(Ce), ilmenite, magnetite, and pyrite, together with secondary...(annite), quartz, feldspars, zircon, fluorapatite, and ilmenite. Freshly separated allanite crystals are tabular...as irregular replacement domains after primary ilmenite in altered allanite crystals; with its low totals...07 0.05 −0.45 −0.01 99.59 Graciosa Province in Brazil (Vlach and Gualda, 2007). Generally, high Ti content...Morro Redondo Complex, Graciosa Province, Southern Brazil: occurrence and compositional data. The Canadian |  | | Journal (issue) | | Mozambique ruby update • Multi-color-zoned quartz from Brazil • New sources of Nigerian sapphire • CVD-grown...DE COCHE Costa Rica Panama Venezuela Colombia Brazil Ecuador El Amparo Chacopata Taguapire Araya ... hypersthene (2.07 wt.%), zircon (0.42 wt.%), ilmenite (0.4 wt.%), sodium metasilicate (0.04 wt.%), and...from a peralkaline granite, Corupá Pluton, Graciosa Province, South Brazil, and their petrological implications...Consorcio Minero, with 50% belonging to Esmeraldas Santa Rosa (owner of the Cunas mine) and 50% to Zuliana |
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