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Ricardo Scholz
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Journal Article

Radiation-induced defects in montebrasite: An electron paramagnetic resonance study of O – hole and Ti 3+ electron centers

José R. Toledo, Raphaela de Oliveira, Lorena N. Dias, Mário L.C. Chaves, Joachim Karfunkel, Ricardo Scholz, Maurício V.B. Pinheiro, Klaus Krambrock
Published: 01 July 2020
American Mineralogist (2020) 105 (7): 1051–1059.
DOI: https://doi.org/10.2138/am-2020-7168
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Journal Article

Pauloabibite, trigonal NaNbO 3 , isostructural with ilmenite, from the Jacupiranga carbonatite, Cajati, São Paulo, Brazil

Luiz A.D. Menezes Filho, Daniel Atencio, Marcelo B. Andrade, Robert T. Downs, Mário L.S.C. Chaves, Antônio W. Romano, Ricardo Scholz, Aba I.C. Persiano
Published: 01 February 2015
American Mineralogist (2015) 100 (2-3): 442–446.
DOI: https://doi.org/10.2138/am-2015-4745
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Correianevesite, Fe 2+ Mn 2 2+ (PO 4 ) 2 ·3H 2 O, a new reddingite-group mineral from the Cigana mine, Conselheiro Pena, Minas Gerais, Brazil

Nikita V. Chukanov, Ricardo Scholz, Natalia V. Zubkova, Igor V. Pekov, Dmitriy I. Belakovskiy, Konstantin V. Van, Leonardo Lagoeiro, Leonardo M. Graça, Klaus Krambrock, Luiz C.A. de Oliveira, Luiz A.D. Menezes Filho, Mário L.S.C. Chaves, Dmitriy Y. Pushcharovsky
Published: 01 April 2014
American Mineralogist (2014) 99 (4): 811–816.
DOI: https://doi.org/10.2138/am.2014.4709
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Includes: Supplemental Content
Journal Article

Césarferreiraite, Fe 2+ Fe 2 3+ (AsO 4 ) 2 (OH) 2 ·8H 2 O, from Eduardo mine, Conselheiro Pena, Minas Gerais, Brazil: Second arsenate in the laueite mineral group

Ricardo Scholz, Nikita V. Chukanov, Luiz A.D. Menezes Filho, Daniel Atencio, Leonardo Lagoeiro, Fernanda M. Belotti, Mário L.S.C. Chaves, Antônio W. Romano, Paulo R. Brandão, Dmitriy I. Belakovskiy, Igor Pekov
Published: 01 April 2014
American Mineralogist (2014) 99 (4): 607–611.
DOI: https://doi.org/10.2138/am.2014.4695
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