 | Remus, M.V.D., Hartmann, L.A., McNaughton, N.J., Groves, D.I., Reischl, J.L. (2000) Distal Magmatic-Hydrothermal Origin for the Camaquã Cu (Au-Ag) and Santa Maria Pb, Zn (Cu-Ag) Deposits, Southern Brazil. Gondwana Research, 3 (2) 155-174 doi:10.1016/s1342-937x(05)70094-0 | Journal (article/letter/editorial) | | and Santa Maria Pb, Zn (Cu-Ag) Deposits, Southern Brazil M.V.D. Remusl, L.A. Hartmannl, N.J. McNaughton2...Geocie^ncias, Universidade Federal do Xi0 Grande do Sul, Porto Alegre, RS, Brazil 'Centre for Strategic Mineral... Australia 3Companhia Brasileira do Cobre, Porto Alegre, RS, Brazil (Manuscript received March 6, 1999;...Ion Microprobe) determinations on zircons of the Lavras Granite. Thus, the Camaqu5 and Santa Maria deposits...above is critical for base-metal exploration in the Sul Riograndense Shield. Previous exploration methodologies |  | | Journal (article/letter/editorial) | | 40170-290, Bahia, Brazil b Geological Survey of Brazil (CPRM)-Av. Pasteur, 404, Urca, Rio de Janeiro, 22290-240...22290-240, Rio de Janeiro, Brazil Received 2 May 2004; accepted 1 May 2006 Available online 8 August 2006...Atlantica (containing Amazonia, Congo, West Africa, and Rio de la Plata). A supercontinent named Columbia, which...American continent, namely Amazon, São Francisco, Rio de La Plata and Borborema, along with the West African...from Venezuela (Imataca Complex), and others from Brazil (Quadrilátero Ferrífero, Itabira, and Guanhães) |  | | Journal (article/letter/editorial) | | number of journals as an information service. Please do not write to us to obtain copies of the journals...Evidence of Ediacaran glaciation in southernmost Brazil through magmatic to meteoric fluid circulation...in the porphyry-epithermal Au-Cu deposits of Lavras do Sul—Everton Marques Bongiolo, Christophe Renac,...crack distribution and mineral dissemination in sphalerite ore particles— Yousef Ghorbani, Megan Becker...Pattison The Catalão I niobium deposit, central Brazil: Resources, geology and pyrochlore chemistry—Pedro |  | Bongiolo, Everton Marques, Renac, Christophe, Piza, Patricia d'Almeida de Toledo, Schmitt, Renata da Silva, Mexias, André Sampaio (2016) Origin of pegmatites and fluids at Ponta Negra (RJ, Brazil) during late- to post-collisional stages of the Gondwana Assembly. Lithos, 240. 259-275 doi:10.1016/j.lithos.2015.11.015 | Journal (article/letter/editorial) | | Origin of pegmatites and fluids at Ponta Negra (RJ, Brazil) during late– to post–collisional stages of the...Origin of pegmatites and fluids at Ponta Negra (RJ, Brazil) during late– to post–collisional stages of the...Origin of pegmatites and fluids at Ponta Negra (RJ, Brazil) during late– to post–collisional stages of the...Federal do Rio de Janeiro (UFRJ). Av. Athos NU da Silveira Ramos 274, Cidade Universitária, Ilha do Fundão...Fundão, CEP 21941-916, Rio de MA Janeiro, Brazil ²Geoazur, IRD-CNRS-OCA, Université de Nice-Sophia-Antipolis |  | | Book | | Geosciences Institute University of São Paulo São Paulo Brazil Pedro Oyhantçabal Departamento de Geodinámica Interna...recognized similarities in the ‘old granites’ of Brazil and southern Africa. On the other hand, du Toit...‘Brazilian system’ defined by Alcide d’Orbigny in Brazil (Beaumont 1844), arguably corresponding to the...geochronological data of the Precambrian basement of southern Brazil, Uruguay and Argentina were reported by Hart (1966)...and geochemical data of the Nico Pérez Terrane in Brazil and Uruguay in order to constrain its regional |  | | Journal (article/letter/editorial) | | deposits contain anomalous base metal sulfides (sphalerite, galena) but only traces of copper mineralization...minerals, sulfide minerals (chalcopyrite, pyrite, sphalerite, galena, and bornite), gold, and Ag-rich electrum...typically polymineralic intergrowths of chalcopyrite, sphalerite, and galena, with rare, fine-grained (<5 µm)...metal sulfide scales (chalcopyrite, bornite, sphalerite, and/or galena) occur in seven wells (OK3, OK10D...anhydrite clays carbonate pyrite chalcopyrite sphalerite anhydrite clays carbonate pyrite chalcopyrite |  | | Journal (article/letter/editorial) | | Gold is accompanied by chalcopyrite, galena, and sphalerite in quartz–pyrite veins that also have a Ag–As–Hg–Te...chalcopyrite and bornite, other sulfides (pyrite, sphalerite, and galena) show no evidence of replacement...abundant as disseminations (Figure 3e), whereas sphalerite is only associated with veins (Figure 8d) and...(d) Patch of quartz (Qtz), epidote (Ep), and sphalerite (Sp) in micromonzonite in the Banana Creek prospect...Patch Patch of quartz (Qtz), epidote (Ep), and sphalerite (Sp) in micromonzonite in the Banana Creek prospect |  | | Journal (article/letter/editorial) | | Universidade Federal do Pará, Caixa Postal 8608, 66075-100 Belém, Pará, Brazil Vale Institute of Technology...Boaventura da Silva, 955, 66055-090 Belém, Pará, Brazil a r t i c l e i n f o Article history: Received...A-type granites S-type granites Wiborg batholith Brazil Krušné Hory/Erzgebirge a b s t r a c t The trace...batholith, Finland and Pará, Amazonas and Goiás states, Brazil) and Variscan (Krušné Hory/Erzgebirge, Czech Republic...18–36 (leucogranite) in the Pedra Branca pluton, Brazil. In the in situ strongly fractionated Cínovec cupola |  | | Journal (article/letter/editorial) | | number of journals as an information service. Please do not write to us to obtain copies of the journals...Yang, Zeng-Qian Hou, and Suzanne Y. O’Reilly 135 Do microbes control the formation of giant copper deposits...Seival mine Cu-mineralization - Camaquã Basin - Brazil (part II)—Eduardo Fontana, Christophe Renac, André...114 123 Vol. 193, 2018 1 Petrogenesis of the Rio Blanco epithermal Au-Ag mineralization in the Cordillera...structures in Lavras do Sul mining district and Seival mine deposits, Camaquã Basin, southern Brazil—R.W. Lopes |  | | Journal (article/letter/editorial) | | Gl = galena, Hs = hessite, Py = pyrite, Sp = sphalerite, Tt = tennantite-tetrahedrite SiO2 (%) Al2O3...- G1 Pyrite 2 - G2 Pyrite 3 - G3 Arsenopyrite Sphalerite Galena Chalcopyrite Enargite Tennantite-Tetrahedrite...of brecciated pyrites. (<0.01 mm; trace) and sphalerite (<0.01 mm; trace) also occur as inclusions in... In addition to galena (<0.01 mm; trace) and sphalerite (<0.01 mm; trace), fine crystals of chalcopyrite...inclusions of arsenopyrite (420 ppm Au), galena, and sphalerite (Sp). (F) Lithology-controlled style. Three generations |  | | Book | | Universidade Federal de Pernambuco, C.P. 7852, Recife, Brazil HARTWIG E. FRIMMEL Geodynamics & Geomaterials...Universitário, Asa Norte, Brası́lia, DF 70910-900, Brazil (alva1@unb.br) M. Babinski Centro de Pesquisas...Universidade de São Paulo, Rua do Lago 562, CEP 05508-080, São Paulo, SP, Brazil (babinski@usp.br) M.A.S....Universidade de São Paulo, Rua do Lago 562, CEP 05508-080, São Paulo, SP, Brazil (baseimas@usp.br) G.H. Blanco...Universidade de São Paulo, Rua do Lago, 562, São Paulo, SP 05508-080, Brazil (boggiani@usp.br) J. Bossi |  | Zhong, Jun, Chen, Yan-Jing, Pirajno, Franco, Chen, Jing, Li, Jing, Qi, Jin-Ping, Li, Nuo (2014) Geology, geochronology, fluid inclusion and H–O isotope geochemistry of the Luoboling Porphyry Cu–Mo deposit, Zijinshan Orefield, Fujian Province, China. Ore Geology Reviews, 57. 61-77 doi:10.1016/j.oregeorev.2013.09.004 | Journal (article/letter/editorial) | | unknown transparent minerals (Fig. 6D, E, F) that do not disappear during heating, and thus the homogenization...−70% CO2 phase in volume. Some of the C-type FIs do not show liquid CO2 phase at room temperature, but...Luoboling deposit. texture upon cooling. Several FIs do not show distinctive phase transformation even cooling...three C-type inclusions have been observed, but they do not yield systematic microthermometric data due to...trace amounts of chalcopyrite, bornite, galena, sphalerite and molybdenite, mainly present as disseminated |  | | Journal (article/letter/editorial) | | IAG, Universidad de São Paulo, Brazil 3 Universidad federal Do Para, Brazil, We present new carbon isotope...organic matter in 15m thick cap dolostones from Brazil (Araras Group), covering glacial deposits correlated...carbon δ13C data are available, including series in Brazil, North China and South China show comparable isotopic...1 Centro de Geologia da Univ. Porto, DGFCUP, Rua do Campo Alegre, 4169-007 Porto, Portugal (*correspondence:...Petrobras R&D Center, Av. Horácio Macedo 950, 21941-915, Rio de Janeiro, RJ. (eugenioneto@petrobras.com.br) 2 |  | | Journal (article/letter/editorial) | | self-diffusion of O in cpx. (5) The two subinclusions do not appear to be isotopically different from the host...isotope data for lunar samples [1, 5, 6], however they do show that the Moon is similar to the Earth’s mantle...injected; if 60Fe is to enter a nearby disk it must do so in the form of condensed dust. Further work shows...Fe3+ phase, likely ferrihydrite. The anomalous CM do not appear to be distinguishable from the CM trend...using the decay scheme 205 Pb?205Tl (t½ = 15 Myr). To do this, Pb and Tl were measured in metal and sulfide |  | | Book (edition) | | for providing a stimulating environment in which to do the research and to write the first drafts of this...because high Sr/Y and La/Yb ratios in igneous rocks do not necessarily reflect their intrinsic compositions...locations of the Colorado Mineral belt and the Rio Grande rift are also shown. Modified after Kelley and...giants in the Carajas region on the Amazon Craton of Brazil (Groves et al. 2010). Intrusion-related gold deposits...Petrol 167:983–1005 Campos BCS, Vilalva FCJ, Leite do Nascimento MA, Galindo AC (2016) Crystallization |  | | Book | | referred to as the ‘ultramafic’ floras, because they do not rely on serpentinization for their development...Baccharis trimera from Cerro Mantiqueira, southern Brazil. Baccharis has many common names, notably ‘Thola’...surface area to which roots have access. Not only do they absorb water and pass it into a plant, but,...– bear no physical resemblance to each other, nor do the chemical compositions of each type of tissue...basic premise to be held in mind is that ‘plants do not always provide the same geochemical information |
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