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Pedra de Fogo Formation

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Published: 01 January 2018
DOI: 10.1144/SP472.14
EISBN: 9781786204127
... Table 1. Plant fossils of the Pedra de Fogo and Motuca formations Taxon Higher taxonomic rank Geological unit Parnaíba Basin localities and reporting authors Other records of the genus Cyclostigma brasiliensis Lycophyta Pedra de Fogo Carolina ( Iannuzzi & Scherer 2001...
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Series: Geological Society, London, Special Publications
Published: 01 January 2006
DOI: 10.1144/GSL.SP.2006.265.01.03
EISBN: 9781862395138
... in different lithofacies of a cyclic alluvial succession (Pedra de Fogo/Motuca formations, Parnaíba Basin). The outstanding three-dimensional preservation of particularly large fossil remains, made possible by siliceous permineralization, provides the opportunity to study the gross morphology, anatomy...
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Journal Article
Journal: AAPG Bulletin
Published: 01 September 1964
AAPG Bulletin (1964) 48 (9): 1475–1512.
... are present in the Piauí Formation. Early Permian age was first applied to the Pedra de Fogo because of the presence of the amphibian Labirontodont . Other fauna include fish remains and ostracods. Pollen study confirmed the Early Permian age of the lower part of the Pedra de Fogo and identified Late Permian...
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Journal Article
Journal: AAPG Bulletin
Published: 01 September 1949
AAPG Bulletin (1949) 33 (9): 1590–1599.
.... According to J. J. Brazil the shales of the base of the Pedra de Fogo formation (Permian) may be considered a source bed of oil, as well as the Poti formation (Permo-Carboniferous). D. F. Campbell, after a careful survey of the area in 1947, traced the probable limits of the part of the basin containing...
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Journal Article
Published: 01 May 2010
Journal of the Geological Society (2010) 167 (3): 519–538.
...–Breccia Deposit and the Ribeira de Fragata Formation. The first comprises lahar deposits, and the latter fossiliferous shallow marine carbonate ( Torres et al . 2002 ) deposited over a late Miocene wave-cut surface at c . 50 m a.s.l., visible in Serra Negra region ( Torres et al . 2002 ; Holm et al...
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Journal Article
Published: 01 June 2012
Clays and Clay Minerals (2012) 60 (3): 265–277.
... and siltstones of the Eopermian Pedra de Fogo Formation, Parnaíba Paleozoic Basin (State of Maranhão, northeast Brazil). The deposit was referred to as the ‘Balsas bentonite’ after the main city in the area. Although it is not mined, application-based work was carried out by Moraes et al . (2011) to modify...
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Series: Geological Society, London, Memoirs
Published: 01 January 2015
DOI: 10.1144/M44.10
EISBN: 9781862397118
... of their pyroclastic materials. The trachytic Fogo A deposit – dating from 4.55 ka BP ( Booth et al. 1978 ) – represents a chronostratigraphic marker for much recent eruptive activity on the island. Other deposits from Fogo (Água de Pau) volcano are more relevant as stratigraphic levels for deposits located...
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Series: Geological Society, London, Special Publications
Published: 01 January 2000
DOI: 10.1144/GSL.SP.2000.171.01.21
EISBN: 9781862394193
...-volume but potentially very significant eruptions. Fieldwork on La Palma was funded by the Spanish DGICYT Research Project PB92-0119, by European Union Environment Programme Project EV5V-CT92-0170, and the Viceconsejeria de Medio Ambiente of the Canarian Government. Fieldwork on Fogo by S.J.D...
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Journal Article
Journal: AAPG Bulletin
Published: 15 February 2020
AAPG Bulletin (2020) 104 (2): 305–328.
...Márcio Cardoso, Jr.; Farid Chemale, Jr.; Christie H. Engelmann de Oliveira; Carlos Emanoel de Souza Cruz; Carlos Jorge de Abreu; Frederico Antonio Genezini ABSTRACT The Parnaíba Basin is a major intracratonic sedimentary basin in Brazil with unconventional petroleum systems as a potential natural...
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Published: 01 January 2018
DOI: 10.1144/SP472.12
EISBN: 9781786204127
... are contentious for the Late Paleozoic due to the paucity of well-determined palaeoenvironmental and palaeoclimatic conditions ( Abrantes & Nogueira 2013 ; Abrantes et al . 2016 ; Araújo et al . 2016 ) and the lack of agreement about stratigraphic ages. The Permian Pedra de Fogo Formation is a good...
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Series: Geological Society, London, Memoirs
Published: 01 January 2015
DOI: 10.1144/M44.16
EISBN: 9781862397118
...: The interior of São Miguel is mountainous and population is concentrated near to the coast, with Sete Cidades, Covoada, Arrifes, Fajã de Cima, Fajã de Baixo, Pico da Pedra (Ribeira Grande concelho ), Cabouco, Santa Bárbara (Ribeira Grande concelho ), Furnas and Nossa Senhora dos Remédios being the only...
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Published: 01 January 2018
DOI: 10.1144/SP472.16
EISBN: 9781786204127
... that operated at 15 kV electron high tension (EHT) with a working distance of 17 mm. We analysed DZs from 99 samples of sandstones collected from exposures along and across the eastern and western margins of the Parnaíba Basin ( Fig. 1 ). The Pedra de Fogo Formation was not included in this study because...
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Published: 01 January 2018
DOI: 10.1144/SP472.18
EISBN: 9781786204127
... ). Fourth, the Balsas Group rocks also show local unconformities, but only towards the top of the group ( Fig. 5 ). The two lower formations, Piaui and Pedra de Fogo, are laterally continuous and in constant contact with each other. However, the Sambaiba Formation overlaps the Motuca Formation in the SE...
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Journal Article
Journal: AAPG Bulletin
Published: 01 October 1962
AAPG Bulletin (1962) 46 (10): 1773–1814.
... of the Lower Paleozoic clastic formations described by Cecioni (1956) from the southern islands of the Chilean Archipelago are of Silurian age, whereas the “ten kilometers thick” sequence of Devonian rocks described by Heim (1948) from the eastern slope of the Cordillera de Vilcabamba in southern Perú...
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Series: Geological Society, London, Memoirs
Published: 01 January 2015
DOI: 10.1144/M44.3
EISBN: 9781862397118
... on a DTM of the island: LFF, Lomba de Fogo probable fault; SAF, Santo António probable fault; LCF, Lagoa do Capitão Fault; TF, Topo Fault; BJ Graben, Brejos Graben. DTM (10 m resolution) constructed from the 2001 edition of Carta Militar de Portugal, Azores sheets 7–13, at the 1:25 000 scale ( IgeoE...
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Series: AAPG Memoir
Published: 01 January 2015
DOI: 10.1306/13531946M1083649
EISBN: 9781629812724
..., the Piaui Formation consists of sandstone, brown shale, and several limestone units, which pass upward into rhythmites with alternating oolitic limestone and anhydrite of the Pedra de Fogo Formation. Above this, brown siltstone, sandstone, and anhydrite compose the Motuca Formation. Finally, aeolian...
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Series: SEPM Concepts in Sedimentology and Paleontology
Published: 01 January 2013
DOI: 10.2110/sepmcsp.11.126
EISBN: 9781565762893
..., 1994, cited the Pedra de Fogo Formation of Eopermian age) cited the Parnaíba Basin Piauí and Motuca Formations (E35: 5°S, 45° W). Silva (1988) cited the Fonte Boa Formation from the Solimões Basin. Feijó (1994b) cited the Early Permian Pedra de Fogo Formation from the Barreirinhas Basin (E36: 2°S, 43°W...
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Series: Geological Society, London, Special Publications
Published: 01 January 2018
DOI: 10.1144/SP450.12
EISBN: 9781786203311
... to Captorhinus , but more likely to be Captorhinikos (S. Modesto, pers. comm. 2016). Cisneros et al. (2015 b ) also reviewed the diverse, rather contradictory and generally imprecise age data from the Pedra do Fogo Formation based on the correlation of palynomorphs, a fossil forest, selachians...
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Series: Geological Society, London, Special Publications
Published: 01 January 2011
DOI: 10.1144/SP350.3
EISBN: 9781862395985
..., Conselheiro Pena, Espera Feliz, Padre Paraíso, Pedra Azul and São José da Safira districts are residual melts from granites. Anatectic pegmatites prevail in the Caratinga, Santa Maria de Itabira and Espírito Santo districts. They are mainly formed from the partial melting of paragneisses. In economic terms...
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Published: 01 January 2018
DOI: 10.1144/SP472.2
EISBN: 9781786204127
..., PEF, Pedra de Fogo; PIA, Piauí; POT, Poti; LON, Longá; CAB, Cabeças; PIM, Pimenteiras; ITM, Itaim; JAI, Jaibaras; TIA, Tianguá; JBR, Jaibaras; RIII, Riachão III; RII, Riachão II; and RI, Riachão I. Fig. 8. Isopach contour maps and the main thrust faults of ( a ) Riachão basin in its totality...
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