Chemical classification of common volcanic rocks based on degree of silica saturation and CaO/K2O ratio von SANTOS, JOÃO O.S., HARTMANN, LÉO A.

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The late stages of the Pampean Orogeny, Córdoba (Argentina): Evidence of postcollisional Early Cambrian slab break-off magmatism von Ramos, Victor A., Escayola, Mónica, Leal, Pablo, Pimentel, Marcio M., Santos, João O.S.

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Zircon ages delimit the provenance of a sand extrudite from the Botucatu Formation in the Paraná volcanic province, Iraí, Brazil von Pinto, Viter M, Hartmann, Léo A, Santos, João O S, McNaughton, Neal J

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Retrowedge-related Carboniferous units and coeval magmatism in the northwestern Neuquén province, Argentina von Zappettini, Eduardo O., Chernicoff, Carlos J., Santos, Joao O. S., Dalponte, Marcelo, Belousova, Elena, McNaughton, Neal

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Ion microprobe (SHRIMP) dates complex granulite from Santa Catarina, southern Brazil von HARTMANN, LÉO A., SANTOS, JOÃO O. S., McNAUGHTON, NEAL J., VASCONCELLOS, MARCOS A. Z., DASILVA, LUIZ C.

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Dating hypogene iron mineralization events in Archean BIF at Weld Range, Western Australia: insights into the tectonomagmatic history of the northern margin of the Yilgarn Craton von Duuring, Paul, Santos, João O. S., Fielding, Imogen O. H., Ivanic, Timothy J., Hagemann, Steffen G., Angerer, Thomas, Lu, Yong-Jun, Roberts, Malcolm, Choi, Jinwoo

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Protolith age of Santa Maria Chico granulites dated on zircons from an associated amphibolite-facies granodiorite in southernmost Brazil von Hartmann, Léo A, Liu, Dunyi, Wang, Yenbin, Massonne, Hans-Joachim, Santos, João O S

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U-Pb geochronology of Martín García, Sola, and Dos Hermanas Islands (Argentina and Uruguay): Unveiling Rhyacian, Statherian, Ectasian, and Stenian of a forgotten area of the Río de... von Santos, João O.S., Chernicoff, Carlos J., Zappettini, Eduardo O., McNaughton, Neal J., Greau, Y.

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Metamorphic evolution and U-Pb zircon SHRIMP geochronology of the Belizário ultramafic amphibolite, Encantadas Complex, southernmost Brazil von Hartmann, Léo A., Santos, João O.S., Leite, Jayme A.D., Porcher, Carla C., Mcnaughton, Neal J.

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Primeras edades U-Pb SHRIMP del cratón Río de la Plata en el subsuelo del área metropolitana de Buenos Aires von Chernicoff, Carlos J, Pereyra, Fernando, Santos, João O. S, Zappettini, Eduardo O

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The southern segment of the Famatinian magmatic arc, La Pampa Province, Argentina von Chernicoff, Carlos J., Zappettini, Eduardo O., Santos, João O.S., Allchurch, Shelley, McNaughton, Neal J.

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Combined U-Pb SHRIMP and Hf isotope study of the Late Paleozoic Yaminué Complex, Rio Negro Province, Argentina: Implications for the origin and evolution of the Patagonia composite... von Chernicoff, Carlos J., Zappettini, Eduardo O., Santos, João O.S., McNaughton, Neal J., Belousova, Elena

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Identification and isotopic studies of early Cambrian magmatism (El Carancho Igneous Complex) at the boundary between Pampia terrane and the Río de la Plata craton, La Pampa provin... von Chernicoff, Carlos J., Zappettini, Eduardo O., Santos, João O.S., Godeas, Marta C., Belousova, E., McNaughton, Neal J.

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Tectonic evolution of the southern margin of the Amazonian craton in the late Mesoproterozoic based on field relationships and zircon U-Pb geochronology von RIZZOTTO, GILMAR J., HARTMANN, LÉO A., SANTOS, JOÃO O.S., MCNAUGHTON, NEAL J.

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Direct dating of paleomagnetic results from Precambrian sediments in the Amazon craton: Evidence for Grenvillian emplacement of exotic crust in SE Appalachians of North America von D'Agrella-Filho, Manoel S., Tohver, Eric, Santos, João O.S., Elming, Sten-Åke, Trindade, Ricardo I.F., Pacca, Igor I.G., Geraldes, Mauro C.

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Foreland basin deposits associated with Cuyania accretion in La Pampa Province, Argentina von Chernicoff, Carlos J., Zappettini, Eduardo O., Santos, João O.S., Beyer, Eloise, McNaughton, Neal J.

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Mesoproterozoic juvenile mafic–ultramafic magmatism in the SW Amazonian Craton (Rio Negro-Juruena province): SHRIMP U–Pb geochronology and Nd–Sr constraints of the Figueira Branca... von Teixeira, Wilson, Geraldes, Mauro C., D’Agrella-Filho, Manoel S., Santos, João O.S., Sant’Ana Barros, Márcia A., Ruiz, Amarildo S., Corrêa da Costa, Paulo C.

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Hf isotope study of Palaeozoic metaigneous rocks of La pampa province and implications for the occurrence of juvenile early Neoproterozoic (Tonian) magmatism in south-central Argen... von Chernicoff, C.J., Zappettini, E.O., Santos, J.O.S., Belousova, E., McNaughton, N.J.

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Los esquistos neoproterozoicos de Santa Helena, Provincia de La Pampa, Argentina: edades u-pb shrimp, composición isotópica de hafnio e implicancias geodinámicas von Zappetini, Eduardo O, Chernicoff, Carlos J, Santos, João O. S, Mc Naughton, Neal J

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Distribution of nitrogen fixation and nitrogenase-like sequences amongst microbial genomes von Dos Santos, Patricia C, Fang, Zhong, Mason, Steven W, Setubal, João C, Dixon, Ray

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