Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Rodrigo Tokuta Castro"'
Autor:
Caroline Araujo Freitas, Adriana Maria Coimbra Horbe, Márcio Fernando dos Santos Albuquerque, Rodrigo Tokuta Castro
Publikováno v:
Minerals, Vol 14, Iss 5, p 470 (2024)
This study aims to investigate the effects of parent rock and minerals on lateritic weathering. The study presents X-ray diffraction (XRD), whole-rock geochemistry, and Nd-Sr isotopic data for examining two profiles, 10 and 12 m thick, respectively,
Externí odkaz:
https://doaj.org/article/0ff0e5542fc343ea805b7f3b72f37dbe
Publikováno v:
Acta Amazonica, Vol 46, Iss 1, Pp 47-60 (2016)
RESUMOCrostas lateríticas desenvolvidas sobre as rochas do embasamento do Escudo das Guianas (p.e. granitos da Suíte Intrusiva Água Branca) são reconhecidas na região de Vila Nova Colina, localizada ao sul do estado de Roraima. Os objetivos dest
Externí odkaz:
https://doaj.org/article/308b43168f654da68ef1a4995f5ee4b6
Publikováno v:
Journal of South American Earth Sciences. 118:103959
Autor:
Elton Luiz Dantas, Adriana Maria Coimbra Horbe, Dermeval Aparecido do Carmo, Luciane Batista Gomes, Martin Roddaz, Rodrigo Tokuta Castro
Publikováno v:
Journal of South American Earth Sciences. 93:232-241
This study investigates the provenance of middle-late Miocene to Pliocene sediments of the Solimoes Formation, in western Brazilian Amazonia, to complement the geological history and fill the gap left by similar studies on other foreland basin deposi
Autor:
Sanclever Freire Peixoto, Marcus Vinicius Souza, Bárbara Costa da Silva, Rodrigo Tokuta Castro, Adriana Maria Coimbra Horbe
Publikováno v:
Journal of South American Earth Sciences. 111:103460
The orbital LANDSAT-8/OLI sensor and SRTM altimetric images combined with Boolean algebra and complemented by fieldwork and XRD, chemical and spectroradiometric analysis, allowed to develop a mathematical model for mapping the tropical regolith in th
Autor:
Márcio Fernando dos Santos Albuquerque, Adriana Maria Coimbra Horbe, Rodrigo Tokuta Castro, Sanclever Freire Peixoto
Publikováno v:
Journal of South American Earth Sciences. 106:103096
A dataset with information on samples of gabbro, charnockite, gneiss, granite, basalt, and sandstone-derived iron lateritic duricrusts, concretions, nodules, and soils was analyzed to address the multi-element chemical composition, background values,
Autor:
Rodrigo Tokuta Castro, Wilson Rodrigues de Souza, Cavalcante Lima, Raimundo Humberto, Vanisse de Oliveira Rodrigues
Publikováno v:
Cerâmica Industrial. 20:37-40
Autor:
Rodrigo Tokuta Castro
Publikováno v:
Repositório Institucional da UFAM
Universidade Federal do Amazonas (UFAM)
instacron:UFAM
Universidade Federal do Amazonas (UFAM)
instacron:UFAM
Made available in DSpace on 2016-09-23T15:20:12Z (GMT). No. of bitstreams: 1 Relatório_Final_PIB-E-0016.pdf: 931360 bytes, checksum: 4cf3d4db8cdb1aff004d4efdffe3b69f (MD5) Previous issue date: 2012-07-31 CNPQ O estudo químico dos sedimentos permite
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______3056::565f822172fa8fc12963d22dd40fc209
http://riu.ufam.edu.br/handle/prefix/2533
http://riu.ufam.edu.br/handle/prefix/2533
Autor:
Freitas, Caroline Araujo1 (AUTHOR) carolineafreitas@gmail.com, Horbe, Adriana Maria Coimbra1 (AUTHOR) ahorbe@unb.br, Albuquerque, Márcio Fernando dos Santos1 (AUTHOR), Castro, Rodrigo Tokuta1 (AUTHOR)
Publikováno v:
Minerals (2075-163X). May2024, Vol. 14 Issue 5, p470. 24p.
Autor:
Rodrigo Tokuta Castro
Publikováno v:
Repositório Institucional da UFAM
Universidade Federal do Amazonas (UFAM)
instacron:UFAM
Universidade Federal do Amazonas (UFAM)
instacron:UFAM
Made available in DSpace on 2016-09-23T15:07:41Z (GMT). No. of bitstreams: 1 PIB-E-002_CORRIGIDO.pdf: 1007119 bytes, checksum: fdc314a818b8cca7c43e14b17bb59292 (MD5) Previous issue date: 2010-07-30 CNPQ Há uma grande diversidade de minerais de mnaga
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______3056::65b27494eb5742c3188a06623fa20cd5
http://riu.ufam.edu.br/handle/prefix/1768
http://riu.ufam.edu.br/handle/prefix/1768