Saúde Complex |
Biotite schist |
2068 ± 12 Ma* |
|
Detrital zircon |
Zincone et al. (2017Zincone S.A., Barbuena D., Oliveira E.P., Baldim M.R. 2017. Detrital zircon U-Pb ages as evidence for deposition of the Saúde Complex in a Paleoproterozoic foreland basin, northern São Francisco Craton, Brazil. Journal of South American Earth Sciences, 79:537-548. https://doi.org/10.1016/j.jsames.2017.09.009 https://doi.org/https://doi.org/10.1016/...
) |
Cachoeira Grande granite |
Leucogranite |
2080 ± 18 Ma |
U-Pb (Electron microprobe) |
Monazite (crystallization age) |
Leite (2002Leite C.M.M. 2002. A Evolução Geodinâmica da Orogênese Paleoproterozóica nas Regiões de Capim Grosso, Jacobina e Pintadas - Mundo Novo (Bahia-Brasil): Metamorfismo, Anatexia Crustal e Tectônica. PhD Thesis, Universidade Federal da Bahia, Salvador, 408 p.) |
Upper sequence (MNGB) |
Quartzite |
2133 ± 14 Ma* |
|
Detrital zircon |
Barbuena et al. (2016Barbuena D., Oliveira E.P., Zincone S.A. 2016. Estudos de proveniência dos quartzitos do Greenstone Belt Mundo Novo (BA) e implicações tectono-estratigráficas. In: Congresso Brasileiro de Geologia, 48., 2016, Porto Alegre. Anais…, p. 818. Available at: <Available at: http://cbg2017anais.siteoficial.ws/anais48cbgcompleto.pdf
>. Accessed on: Aug. 2018. http://cbg2017anais.siteoficial.ws/anais...
) |
Mundo Novo greenstone belt |
Metadacite |
2595 ± 21 Ma |
|
Zircon (crystallization age) |
The present work |
Itabuna-Salvador-Curaçá Belt |
Tonalitic granulite |
2574 ± 6 Ma |
U-Pb (SHRIMP) |
Zircon (crystallization age) |
Oliveira et al. (2010Oliveira E.P., McNaughton N.J., Armstrong R. 2010. Mesoarchaean to Paleoproterozoic growth of the northern segment of the Itabuna-Salvador-Curaçá orogeny, São Francisco Cráton, Brazil. In: Kusky T.M., Zhai M.G., Xiao W. (Eds.). The evolving continents: understanding processes of continental growth. Geological Society of London Special Publication, 338(1):263-286. https://doi.org/10.1144/SP338.13 https://doi.org/https://doi.org/10.1144/...
) |
Enderbite |
2695 ± 12 Ma |
U-Pb (SHRIMP) |
Zircon (crystallization age) |
Silva et al. (1997Silva L.C., McNaughton N.J., Melo R.C., Fletcher I.R. 1997. U-Pb SHRIMP ages in the Itabuna-Caraíba TTG high-grade complex: the first window beyond the Paleoproterozoic overprinting of the eastern Jequié Craton, NE Brazil. In: Isgam International Symposium on Granites and Associated Mineralization, 1., 1997, Salvador. Abstracts…, p. 282-283. Available at: <Available at: https://www.researchgate.net/publication/284106273
>. Accessed on: Oct. 2017. https://www.researchgate.net/publication...
) |
Jequié Block |
Granulites |
2715 ± 29 Ma |
U-Pb (SHRIMP) |
Zircon (crystallization age) |
Silva et al. (2002Silva L.C., Armstrong R., Delgado I.M., Pimentel M., Arcanjo J.B., Melo R.C., Teixeira L.R., Jost H., Cardoso Filho J.M., Pereira L.H.M. 2002. Reavaliação da evolução geológica em terrenos Pré-Cambrianos brasileiros com base em novos dados U-Pb SHRIMP, Parte I: Limite centro-oriental do Cráton São Francisco na Bahia. Revista Brasileira de Geociências, 32(4):501-512. https://doi.org/10.25249/0375-7536.2002324501512 https://doi.org/https://doi.org/10.25249...
) |
Charnockite |
2900 ± 24 Ma |
Rb-Sr |
-
Whole-rock
-
(crystallization age)
|
Wilson (1987Wilson N. 1987. Combined Sm-Nd, Pb-Pb and Rb-Sr geochronology and isotope geochemistry in polymetamorphic Precambrian terrains: examples from Bahia, Brazil and Channel Island. MS Dissertation, U.K. Master, Oxford University, England, 150 p.) |
Serrinha Block |
Granitoid |
-
2989 ± 11 Ma
-
3072 ± 2 Ma
-
3162 ± 26 Ma
|
U-Pb (SHRIMP) |
Zircon (crystallization age) |
Rios et al. (2009Rios D.C., Davis D.W., Conceição H., Davis W.J., Rosa M.L.S., Dickin A.P. 2009. Geologic evolution of the Serrinha nucleus granite-greenstone terrane (NE Bahia, Brazil) constrained by U-Pb single zircon geochronology. Precambrian Research, 170(3-4):175-201. https://doi.org/10.1016/j.precamres.2008.10.001 https://doi.org/https://doi.org/10.1016/...
) |
Gneiss, migmatite |
3152 ± 5 Ma |
U-Pb (SHRIMP) |
Zircon (crystallization age) |
Oliveira et al. (2002aOliveira E.P., Mello E.F., McNaughton N. 2002a. Reconnaissance U-Pb geochronology of Precambrian quartzites from the Caldeirão belt and their basement, NE São Francisco Craton, Bahia, Brazil: implications for the early evolution of the Paleoproterozoic Itabuna-Salvador-Curaçá orogeny. Journal of South American Earth Sciences, 15(3):349-362. https://doi.org/10.1016/S0895-9811(02)00039-1 https://doi.org/https://doi.org/10.1016/...
, 2002bOliveira E.P., Mello E.F., McNaughton N.J., Choudhuri A. 2002b. SHRIMP U-Pb age of the basement to the Rio Itapicuru Greenstone Belt, NE São Francisco craton. In: Congresso Brasileiro de Geologia, 41., 2002, João Pessoa. Anais…, p. 522.) |
Jacobina Group |
Quartzite |
3500 - 3220 Ma |
|
Detrital zircon |
Magee et al. (2001Magee C.W., Palin J.M., Taylor W.R. 2001. Laser ICP-MS U/Pb analyses of detrital zircons from Proterozoic sediments in Bahia state, Brazil; implications for the evolution of the São Francisco craton prior to 3.3 Ga. In: V.M. Goldschmidt Conference, 11., 2001, Hot Springs. Abstracts…, p. 3501. Available at: <Available at: https://www.lpi.usra.edu/meetings/gold2001/pdf/3501.pdf
>. Accessed on: Nov. 2017. https://www.lpi.usra.edu/meetings/gold20...
); Teles (2013Teles G.S. 2013. Proveniência e idades de deposição dos sedimentos auríferos da Bacia de Jacobina: Implicações sobre a evolução da bacia durante o Paleo-Arqueano e a gênese da mineralização. MS Dissertation, Instituto de Geociências, Universidade de Brasília, Brasília, 122 p. Available at: <Available at: http://repositorio.unb.br/handle/10482/14972
>. Accessed on: July 2018. http://repositorio.unb.br/handle/10482/1...
); Teles et al. (2015Teles G.S., Chemale Jr. F., Oliveira C.G. 2015. Paleoarchean record of the detrital pyrite-bearing, Jacobina Au-U deposits, Bahia, Brazil. Precambrian Research, 256:289-313. https://doi.org/10.1016/j.precamres.2014.11.004 https://doi.org/https://doi.org/10.1016/...
); Barbuena et al. (2016Barbuena D., Oliveira E.P., Zincone S.A. 2016. Estudos de proveniência dos quartzitos do Greenstone Belt Mundo Novo (BA) e implicações tectono-estratigráficas. In: Congresso Brasileiro de Geologia, 48., 2016, Porto Alegre. Anais…, p. 818. Available at: <Available at: http://cbg2017anais.siteoficial.ws/anais48cbgcompleto.pdf
>. Accessed on: Aug. 2018. http://cbg2017anais.siteoficial.ws/anais...
) |
Mairi Block |
Orthogneiss |
3.33 - 3.30 Ga |
|
Zircon (crystallization age) |
Sousa et al. (2018Sousa D.F.M., Oliveira E.P., Amaral W.S. 2018. Geologia e geocronologia U-Pb em zircão de ortognaisses e K-granitoides relacionados ao Bloco Gavião (Complexo Mairi) e Cinturão Salvador-Curaçá - Região da Mina Caraíba - Bahia. In: Congresso Brasileiro de Geologia, 49., 2018, Rio de Janeiro. Anais..., p. 980. Available at: <Available at: http://cbg2018anais.siteoficial.ws/resumos/8534.pdf
>. Accessed on: Aug. 2018. http://cbg2018anais.siteoficial.ws/resum...
) |
Gavião Block |
Metagranite |
3291 ± 2.5 Ma |
|
Zircon (crystallization age) |
Zincone et al. (2016Zincone S.A., Oliveira E.P., Laurent O., Zhang H., Zhai M. 2016. 3.3 Ga High-Silica Intraplate Volcanic-Plutonic System of the Gavião Block, São Francisco Craton, Brazil: Implications of an intracontinental rift following the creation of insulating continental crust. Lithos, 266-267:414-434. https://doi.org/10.1016/j.lithos.2016.10.011 https://doi.org/https://doi.org/10.1016/...
) |
Metarhyolite |
|
-
U-Pb
-
(LA-ICP-MS and SHRIMP)
|
Zircon (crystallization age) |
Zincone et al. (2016Zincone S.A., Oliveira E.P., Laurent O., Zhang H., Zhai M. 2016. 3.3 Ga High-Silica Intraplate Volcanic-Plutonic System of the Gavião Block, São Francisco Craton, Brazil: Implications of an intracontinental rift following the creation of insulating continental crust. Lithos, 266-267:414-434. https://doi.org/10.1016/j.lithos.2016.10.011 https://doi.org/https://doi.org/10.1016/...
); Peucat et al. (2002Peucat J.J., Mascarenhas J.F., Barbosa J.S.F., Souza S.L., Marinho M.M., Fanning C.M., Leite C.M.M. 2002. 3,3 Ga SHRIMP U-Pb zircon age of a felsic metavolcanic rock from the Mundo Novo Greenstone Belt in the São Francisco Craton, Bahia (NE Brazil). Journal of South American Earth Sciences, 15(3):363-373. https://doi.org/10.1016/S0895-9811(02)00044-5 https://doi.org/https://doi.org/10.1016/...
) |
TTG |
3442 ± 2 Ma |
U-Pb (ID-TIMS) |
Zircon (crystallization age) |
Mougeot (1996Mougeot R. 1996. Étude de la limite Archéen-Protérozoïque et des minéralisations Au ± U associées. Exemples de la région de Jacobina (Etat de Bahia, Brésil) et de Carajas (Etat de Para, Brésil). PhD Thesis, Université de Montpellier II, Montpellier, 306 p. Available at <Available at http://www.theses.fr/1996MON20131
>. Accessed on: Sept., 2018. http://www.theses.fr/1996MON20131...
) |