Vol. 9 No. 3 (2009)

Articles

• Geochemical evidence for the formation of soils by interaction between guano and volcanic rocks, Rata Island, Fernando de Noronha (Pernambuco)

  Sonia Maria Barros de Oliveira, Luiz Carlos Ruiz Pessenda, Suzy Eli Marques Gouveia, Deborah Inês Teixeira Fávaro, Marly Babinski

  03-12

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  DOI: https://doi.org/10.5327/Z1519-874x2009000300001

• Geology and chemical characterization of the ultrapotassic peralkaline magmatism of the Manaíra-Princesa Isabel Dike Swarm, Borborema Provine

  Maria Helena Bezerra Maia de Hollanda, Carolina Pelaéz Mejía, Carlos José Archanjo, Richard Armstrong

  13-46

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  DOI: https://doi.org/10.5327/Z1519-874x2009000300002

• The deposition of quaternaty tufas in Mato Grosso do Sul state: proposal for the definition of the Serra da Bodoquena formation

  William Sallun Filho, Ivo Karmann, Paulo César Boggiani, Setembrino Petri, Patrícia de Souza Cristalli, Giselle Utida

  47-60

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  DOI: https://doi.org/10.5327/Z1519-874x2009000300003

• In situ isotopic analyses of U and Pb in zircon by remotely operated SHRIMP II, and Hf by LA-ICP-MS: an example of dating and genetic evolution of zircon by 176Hf/177Hf from the Ita quarry in the Atuba Complex, SE Brazil

  Kei Sato, Oswaldo Siga Jr, Josiane Aline da Silva, Ian McReath, Liu Dunyi, Tsuyoshi Iizuka, Shuji Rino, Takafumi Hirata, Walter Sproesser, Miguel Angelo Stipp Basei

  61-69

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  DOI: https://doi.org/10.5327/Z1519-874x2009000300004

• The amphibolites of the costeiro complex in the São Sebastião region, SP

  Coriolano de Marins e Dias Neto, Ciro Teixeira Correia, Colombo Celso Gaeta Tassinari, Jose Manuel Urbano Munhá

  71-87

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  DOI: https://doi.org/10.5327/Z1519-874x2009000300005

• Post-processing kriging with external drift estimates

  Jorge Kazuo Yamamoto

  89-101

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  DOI: https://doi.org/10.5327/Z1519-874x2009000300006