Zobrazeno 1 - 10
of 73
pro vyhledávání: '"Maria Helena Bezerra Maia de Hollanda"'
Publikováno v:
Brazilian Journal of Geology, Vol 51, Iss 2 (2021)
Abstract Lateral escape tectonics mediated by strike-slip fault zones are an efficient mechanism of rock deformation in the continental crust of collision zones. The Borborema shear zone system, which shows dimensions comparable to the Cenozoic extru
Externí odkaz:
https://doaj.org/article/e6bf8c88a47046b8a2a707414179a3a8
Autor:
Maria Helena Bezerra Maia de Hollanda, Carolina Pelaéz Mejía, Carlos José Archanjo, Richard Armstrong
Publikováno v:
Geologia USP. Série Científica, Vol 9, Iss 3, Pp 13-46 (2009)
The Manaíra-Princesa Isabel dike swarm forms one of the most expressive examples of Neoproterozoic (c. 600 Ma)peralkaline magmatism in the Borborema Province (NE Brazil). It consists of about a hundred NE-trending bodies intrusivein older, Neoproter
Externí odkaz:
https://doaj.org/article/54b28817fdc74eb69bf7cc782d060056
Autor:
Maria Helena Bezerra Maia de Hollanda, Carolina Pelaéz Mejía, Carlos José Archanjo, Richard Armstrong
Publikováno v:
Geologia USP. Série Científica, Vol 9, Iss 3 (2009)
O enxame de diques ácidos da região de Manaíra-Princesa Isabel aflora no estado da Paraíba, geologicamente inserido no domínio Alto Pajeú da Zona Transversal (Província Borborema, NE do Brasil). O enxame compreende principalmente nefelina sien
Externí odkaz:
https://doaj.org/article/bc32399635ac4b2e8f799b0c0a990c30
Autor:
Rogério Guitarrari Azzone, Excelso Ruberti, Júlio César Lopes da Silva, Celso de Barros Gomes, Gaston Eduardo Enrich Rojas, Maria Helena Bezerra Maia de Hollanda, Colombo Celso Gaeta Tassinari
Publikováno v:
Brazilian Journal of Geology, Vol 48, Iss 2, Pp 373-390
ABSTRACT: Three series of alkaline dikes are characterized in a restricted area of the Mantiqueira Range: a weakly silica-undersaturated series (normative ne < 7), of potassic character, represented by basanite, tephrites, alkali basalts, basaltic tr
Externí odkaz:
https://doaj.org/article/5b64198035a349d2ad09feb0da46a729
Autor:
Ian del Rio, Laura Y. Furukawa, André Oliveira Sawakuchi, Thays Desiree Mineli, Mayank Jain, N. Porat, Francisco de Assis Negri, Maria Helena Bezerra Maia de Hollanda, Ana Maria Góes
Publikováno v:
del Río, I, Sawakuchi, A O, Góes, A M, Hollanda, M H B M, Furukawa, L Y, Porat, N, Jain, M, Mineli, T D & Negri, F D A 2021, ' Luminescence signals of quartz and feldspar as new methods for stratigraphic discrimination and provenance analysis of siliciclastic successions : The case of the Parnaíba Basin (Brazil) of West Gondwana ', Basin Research, vol. 33, no. 6, pp. 2938-2959 . https://doi.org/10.1111/bre.12590
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
[The analysis of the luminescence sensitivity of optically stimulated luminescence and thermoluminescence signals of sandstone samples from the Parnaiba Basin allowed to identify stratigraphic units and provided new insights about basin evolution. ,
Autor:
David Lopes de Castro, Diógenes Custódio de Oliveira, Alfredo Cesar Melo, Maria Helena Bezerra Maia de Hollanda
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e9f822895361c66a3e58a6957cc53278
Publikováno v:
Brazilian Journal of Geology, Vol 51, Iss 2 (2021)
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Brazilian Journal of Geology, Volume: 51, Issue: 2, Article number: e20200132, Published: 28 MAY 2021
Brazilian Journal of Geology v.51 n.2 2021
Brazilian Journal of Geology
Sociedade Brasileira de Geologia (SBGEO)
instacron:SBGEO
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Brazilian Journal of Geology, Volume: 51, Issue: 2, Article number: e20200132, Published: 28 MAY 2021
Brazilian Journal of Geology v.51 n.2 2021
Brazilian Journal of Geology
Sociedade Brasileira de Geologia (SBGEO)
instacron:SBGEO
Lateral escape tectonics mediated by strike-slip fault zones are an efficient mechanism of rock deformation in the continental crust of collision zones. The Borborema shear zone system, which shows dimensions comparable to the Cenozoic extrusion of I
Autor:
Patrick Monié, Maria Helena Bezerra Maia de Hollanda, Alain Vauchez, Marcos Egydio-Silva, Mathieu Mondou
Publikováno v:
Tectonophysics
Tectonophysics, Elsevier, 2019, 766, pp.500-518. ⟨10.1016/j.tecto.2019.05.013⟩
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Tectonophysics, Elsevier, 2019, 766, pp.500-518. ⟨10.1016/j.tecto.2019.05.013⟩
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
International audience; The Araçuaí-Ribeira belt formed during the amalgamation of West Gondwana in the late Neoproterozoic. Its evolution included a main tectonometamorphic peak at 600–580 Ma and a minor peak associated with the final collision
Autor:
Maria Helena Bezerra Maia de Hollanda, Maria Emilia Schutesky Della Giustina, Elton Luiz Dantas, Felipe Velásquez Ruiz, Claudinei Gouveia de Oliveira
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
The Sao Tome mafic-ultramafic intrusion, located in the Borborema Province, NE Brazil, consists of a group of metamorphosed dismembered intrusive rocks, composed of ol-websterite and clinopyroxenite, which host stratiform meter-sized massive ilmenite
Autor:
A. A. Macedo Filho, Francisco de Assis Negri, Carlos José Archanjo, Maria Helena Bezerra Maia de Hollanda
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
Crystal size distributions (CSDs) and mineral chemistry of plagioclase and clinopyroxene are used to quantify textures and estimate timescales of Mesozoic mafic sills and dikes exposed on the eastern margin of the Parnaiba Basin (NE Brazil). The diab