Fluid escape structures as possible indicators of past gas hydrate dissociation during the deposition of the Barremian sediments in the Recôncavo Basin, NE, Brazil

Autor: Antonio Fernando Menezes Freire, Carlson de Matos Maia Leite, Flávio Miranda de Oliveira, Márcio Ferreira Guimarães, Paulo da Silva Milhomem, Raphael Pietzsch, Roberto Salvador Francisco d’Ávila

Publikováno v: Brazilian Journal of Geology, Vol 47, Iss 1, Pp 79-93

ABSTRACT: Empty elliptical vesicles are observed in outcrops of Barremian very fine clayey sandstone to siltstone lacustrine slurry deposits of the Pitanga Member (Maracangalha Formation), exposed in the Maré Island, Southern Recôncavo Basin, Brazi

Externí odkaz: https://doaj.org/article/78f8969f34ca4d71bb75cd4f5c7383ab

Estruturas de escape de fluidos como possíveis indicadoras de uma paleo-dissociação de hidratos de gás durante a deposição de sedimentos do Barremiano na Bacia do Recôncavo, NE, Brasil

Autor: Carlson de Matos Maia Leite, Paulo da Silva Milhomem, Raphael Pietzsch, Antonio Fernando Menezes Freire, Roberto Salvador Francisco d’Ávila, Márcio Ferreira Guimarães, Flavio Miranda de Oliveira

Publikováno v: Brazilian Journal of Geology v.47 n.1 2017
Brazilian Journal of Geology
Sociedade Brasileira de Geologia (SBGEO)
instacron:SBGEO
Brazilian Journal of Geology, Volume: 47, Issue: 1, Pages: 79-93, Published: JAN 2017
Brazilian Journal of Geology, Vol 47, Iss 1, Pp 79-93

Empty elliptical vesicles are observed in outcrops of Barremian very fine clayey sandstone to siltstone lacustrine slurry deposits of the Pitanga Member (Maracangalha Formation), exposed in the Maré Island, Southern Recôncavo Basin, Brazil. These s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0d5138ded6660315f40433f7c2b9a4f8
https://doi.org/10.1590/2317-4889201720160090

Metamorfismo de temperatura ultra-alta de granulitos com safirina de 2,0 Ga do Bloco Itabuna-Salvador-Curaçá, Bahia, Brasil

Autor: Philippe Goncalves, Jailma Santos de Souza de Oliveira, Angela Beatriz de Menezes Leal, Reinhardt A. Fuck, Johildo Salomão Figueiredo Barbosa, Carlson de Matos Maia Leite

Publikováno v: Geologia USP. Série Científica, Vol 17, Iss 1 (2017)
Geologia USP Série Cientifica
Geologia USP Série Cientifica, 2017, 17 (1), 〈10.11606/issn.2316-9095.v17-287〉
Geologia USP Série Cientifica, 2017, 17 (1), ⟨10.11606/issn.2316-9095.v17-287⟩

The study area is located in the Sao Francisco Craton, in the southern part of the State of Bahia, Brazil. In this region, the Palaeoproterozoic Itabuna-Salvador-Curaca Block (ISCB) comprises supracrustal rocks associated with tonalite/trondhjemite a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::652cef2465d03df4154c354b6b01bb56
http://www.revistas.usp.br/guspsc/article/view/131267

Arcabouço estrutural da Mina Bananeira, Miguel Calmon, Bahia: uma contribuição ao estudo da evolução tectônica do Orógeno Itabuna-Salvador-Curaçá

Autor: Simone Cerqueira Pereira Cruz, Carlson de Matos Maia Leite, Marcelo Antônio Gonçalves Conceição

Publikováno v: Revista Brasileira de Geociências. 42:863-874

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::79003a84c409b2a4e43ff89b6bf707a9
https://doi.org/10.25249/0375-7536.2012424863874

Hercynite–quartz-bearing granulites from Brejões Dome area, Jequié Block, Bahia, Brazil: Influence of charnockite intrusion on granulite facies metamorphism

Autor: Johildo Salomão Figueiredo Barbosa, Reinhardt A. Fuck, Christian Nicollet, Eron Pires Macedo, Jean-Robert Kienast, Carlson de Matos Maia Leite

Publikováno v: Lithos. 92:537-556

In the present study, we describe and discuss the geology of aluminous–magnesian granulites and associated garnet-bearing charnockitic granulite from the Brejoes Dome area, located in the Jequie Block, part of the Sao Francisco Craton in Bahia, Bra

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::18b6d4c365bc4f992cfdb46c87379213
https://doi.org/10.1016/j.lithos.2006.03.064