Evidence of an early NS magmatic event in the Paleoproterozoic Teofilândia granitoids (São Francisco Craton, Brazil): A combined microstructural and magnetic fabric study

Precambrian Research

Volumn 134, Issue 1-2, 2004, Pages 41-59

  Do Nascimento, Hosanira S ^a   Bouchez, Jean Luc ^a   Nédélec, Anne ^a   Sabaté, Pierre ^b  

^a CNRS   (France)

^b IRD   (Brazil)

Author keywords

Brazil; Granitoids; Magnetic fabrics; Microstructures; Paleoproterozoic; S o Francisco Craton

Indexed keywords

GALLIUM; GOLD; MAGNETITE;

GRANITOID; MAGMATISM; MAGNETIC MINERAL; MICROSTRUCTURE; PROTEROZOIC;

ARTICLE; BASALT; BRAZIL; HIGH TEMPERATURE; LOW TEMPERATURE; MAGNETISM; PRESSURE; PROTEROZOIC; ROCK; SAMPLING;

BAHIA; BRAZIL; SAO FRANCISCO CRATON; SOUTH AMERICA; TEOFILANDIA;

EID: 4444330458     PISSN: 03019268     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.precamres.2004.05.006     Document Type: Article

References (39)

1. Alves da Silva, F.C., 1994. Etude structurale du "Greenstone Belt" Paléoprotérozoïque du Rio Itapicuru (Bahia-Brésil). Ph.D. Thesis, Univ. Orléans, France, 335 pp.
2. Alves da Silva F.C., Chauvet A., Faure M. Early-Proterozoic Orogeny (Transamazonian) and syntectonic granite emplacement in the Rio Itapicuru greenstone belt, Bahia, Brazil. C.R. Acad. Sci. Paris. 316(Ser. II):1993;1139-1146
3. Archanjo C.J., Launeau P., Bouchez J.L. Magnetic fabric versus magnetite and biotite shape fabrics of the magnetite-bearing granite pluton of Gameleiras (Northeast Brazil). Phys. Earth Plan. Inter. 89:1995;63-75
4. Barbosa J.S.F., Sabate P. Geological features and the Paleoproterozoic collision of four Archaean crustal segments of the São Francisco Craton, Bahia, Brazil. A synthesis. An. Acad. Bras. Ciencias. 74(2):2002;343-359
5. Benn S.K., Paterson S.R., Lund S.P., Pignotta G.S., Kruse S. Magmatic fabrics in batholiths as markers of regional strains and plate kinematics: example of the Cretaceous Mt. Stuart batholith. Phys. Chem. Earth Part A: Solid Earth and Geodesy. 26:2001;343-354
6. Borradaile G.J., Henry B. Tectonic applications of magnetic susceptibility and its anisotropy. Earth Sci. Rev. 42:1997;49-93
7. Bouchez, J.L., 1997. Granite is never isotropic: an introduction to AMS studies of granitic rocks. In: Bouchez, J.L., et al. (Eds.), Granite: From Segregation of Melt to Emplacement Fabrics. Kluwer Academic Publishers, Dordrecht, The Netherlands, pp. 95-112.
8. Bouchez J.L. Anisotropie de susceptibilité magnétique et fabrique de granites. C.R. Acad. Sci. Paris, Earth and Planet. Sci. Le point sur. 330:2000;1-14
9. Bouchez J.L., Delas C., Gleizes G., Nédélec A., Cuney M. Submagmatic microfractures in granites. Geology. 20:1992;35-38
10. Brito Neves B.B. América do Sul: quatro fusoes, quatro fissoes e o processo acrescionario Andino. Rev. Bras. Geoc. 29(3):1999;379-392
11. Chauvet A., Alves da Silva F.C., Faure M., Guerrot C. Structural evolution of the Paleoproterozoic Rio Itapicuru granite-greenstone belt (Bahia, Brazil): the role of synkinematic plutons in regional tectonics. Precambr. Res. 84:1997;139-162
12. Gaál, G.L., Teixeira, J.B.G., D'el Rey Silva, L.J.H., Silva, M.G., 1987. New U-PB data from granitoids, reflecting early proterozoic crustal evolution in northeast Brazil. In: I International Symposium on Granites and Associated Mineralizations, Bahia, Salvador (text available from the authors).
13. Gleizes G., Leblanc D., Olivier P., Bouchez J.L. Strain partitioning in a pluton during emplacement in transpressional regime: the example of Néouvielle granite (Pyrénées). Int. J. Earth Sci. (Geol. Rundsch). 9:2001;325-340
14. Grégoire V., Saint-Blanquat M., Nédélec A., Bouchez J.L. Shape anisotropy versus magnetic interactions of magnetite grains: experiments and applications to AMS in granitic rocks. Geophys. Res. Lett. 22:1995;2765-2768
15. Jelinek V. Characterisation of magnetic fabrics of rocks. Tectonophysic. 79:1981;563-567
16. Kruhl J.H. Prism- and basal-plane parallel subgrain boundaries in quartz: a microstructural geothermobarometer. J. Metam. Geol. 14:1996;581-589
17. Leake, B.E., Woolley, A.R., Arps, C.E.S., et al., 1997. Nomenclature of amphiboles: report of the subcommittee on amphiboles of the International Mineralogical Association. Can. Mineralogist 35 (1), 219-246.
18. Mainprice D., Bouchez J.L., Blumenfeld P., Tubia J.M. Dominant c-slip in naturally deformed quartz: implications for drastic plastic softening at high temperature. Geology. 14:1986;819-822
19. Mello, E.F., 2000. Estudos isotopicos do greenstone belt do Rio Itapicuru, Bahia: evoluçao crustal e metalogenia do ouro. Ph.D. Thesis, Univ. Campinas, São Paulo, 162 pp.
20. Mello, E.F., Xavier, R.P., McNaughton, N.J., Fletcher, I., Hagemann, S., Lacerda, C.M.M., Oliveira, E.P., 2000. Age constraints of felsic intrusions, metamorphism, deformation and gold mineralization in the Paleoproterozoic Rio Itapicuru greenstone belt, NE Bahia state, Brazil. 31st International Geological Congress, Rio de Janeiro, Brazil.
21. Oliveira E.P., Lafon J.M., Souza Z.S. Archaean-Proterozoic transition in the Uaua Block, NE São Francisco Craton, Brazil: U-Pb, Pb-Pb and Nd isotope constraints. VII Simp. Nac. Est. Tectonicos, SBG, Lençois, Bahia, v. 1:1999;38-40
22. Rios, D.C., Conceição, H., Macambira, M.J.B., Burgos, C.M.G., Peixoto, A.A., Cruz Filho, B.E., Oliveira, L.L., Lisboa, M.P., 1998. Granitogênese da parte meridional-oriental do Núcleo Serrinha: idade, petrografia e geoquímica. In: Conceição, H., et al. (Eds.), Contribuiçao ao estudo dos granitos e rochas correlatas. Public. Esp. SBG, núcleo BA-SE 5, pp. 91-113.
23. Rios D.C., Davis D.W., Conceiçao H., Macambira M.J.B., Peixoto A.A., Cruz Filho B.E., Oliveira L.L. Ages of granites of the Serrinha nucleus, Bahia, (Brazil): an overview. Rev. Bras. Geociencias. 30:2000;74-77
24. Rios, D.C., Conceiçao, H., Davis, D.W., Rosa, M.L.S., Macambira, M.J.B., Dickin, A.P., 2003. A new proposal for the subdivision of granitic rocks at Serrinha nucleus, Bahia, Brazil, based on U-Pb and Pb-Pb geochronological and lithogeochemical data. IV South American Symposium on Isotope Geology, CBPM-IRD, Salvador, Short Papers, vol. 1, pp. 264-267.
25. Rochette P. Magnetic susceptibility of the rock matrix related to magnetic fabric studies. J. Struct. Geol. 9:1987;1015-1020
26. Saint-Blanquat de, M., Tikoff, B., 1997. Development of magmatic to solid-state fabrics during syntectonic emplacement of the Mono Creek Granite, Sierra Nevada Batholith. In: Bouchez, J.L., et al. (Eds.), Granite: From Segregation of Melt to Emplacement Fabrics. Kluwer Academic Publishers, Dordrecht, The Netherlands, pp. 231-252.
27. de Saint-Blanquat M., Law R.D., Bouchez J.L., Morgan S.S. Internal structure and emplacement of the Papoose Flat Pluton: an integrated structural, petrographic and magnetic fabric study. Geol. Soc. Am. Bull. 113(8):2001;976-995
28. Sant'Ovaia H., Bouchez J.L., Noronha F., Leblanc D., Vigneresse J.L. Composite laccolith emplacement of the post-tectonic Vila Pouca de Aguiar granite pluton (Northern Portugal): a combined AMS and gravity study. J. R. Soc. Edimburgh. 91:2000;123-137
29. Schmidt M.W. Amphibole composition in tonalite as a function of pressure: an experimental calibration of the Al-in-hornblende barometer. Contrib. Mineral. Petrol. 110(23):1992;304-310
30. Silva, M.G., 1987. Geochemie, petrologie und geotektonische etwicklung eins Proterozoischen greunsteignertels, Rio Itapicuru, Bahia, Brazilien. Ph.D. Thesis, Freiburg University, Germany, 125 pp.
31. Silva, M.G., 1992. Evidências isotópicas e geocronológicas de um fenômeno de acrescimento crustal Transamazônico no Cráton do São Francisco, estado da Bahia. XXXVII Congr. Bras. Geol., SBG, São Paulo, Abstracts, vol. 2, pp. 181-182.
32. Silva, M.G., 1996. Sequencias metassedimentares, vulcanossedimentares e Greenstone Belts do Arqueano e Proterozoico Inferior. In: Barbosa, J.S.F., Dominguez, J.M.L. (Eds.), Geologia da Bahia: Texto explicativo para o mapa geologico ao milionesimo, SICM/SGM, Salvador, Spec. Publ., pp. 85-102.
33. Silva, L.C., Armstrong, R., 2002. Reavaliaçao U-Pb SHRIMP em terrenos Pré-Cambrianos brasileiros, sintese dos resultados (Relatorio preliminar). Serv. Geol. Brasil, CPRM, Brasilia, Arquivos Abertos 1.
34. Silva, L.C., McNaughton, N.J., Melo, R.C., Fletcher, J.R., 1997. U-Pb SHRIMP ages in the Itabuna-Caraiba TTG high-grade Complex: the first window beyond the Paleoproterozoic overprinting of the eastern Jequie craton, NE Brazil. In: II International Symposium on Granites and Associated Mineralizations, SGM, Salvador, pp. 282-283.
35. Steenken A., Siegesmund S., Heinrichs T. The emplacement of the Rieserferner pluton (Eastern Alps, Tyrol): constraints from field observations, magnetic fabrics and microstructures. J. Struct. Geol. 22:2000;1855-1873
36. Tribe I.R., D'Lemos R.S. Significance of a hiatus in down-temperature fabric development within syntectonic quartz diorite complexes, Channel Islands, UK. J. Geol. Soc. Lond. 153(1):1996;127-138
37. Vasconcelos, P., Becker, T., 1992. A idade da mineralizaçao aurifera no deposito de Fazenda Brasileiro, Bahia, Brasil. In: Proceedings Workshop em Metalogenese. Pesquisas atuais e novas tendencias, Unicamp, São Paulo, Boletim de resumos, p. 29.
38. Winge, M., 1984. A sequencia vulcanossedimentar do Grupo Rio Capim, Bahia. In: Viveiros, P.V.S., Duarte, F.B. (Eds.), Geologia e Recursos Minerais do Estado da Bahia, Textos basicos, SME/CPM, Salvador, Spec. Publ., pp. 35-62.
39. Yavuz, F., 1999. A revised program for microprobe-derived amphibole analyses using the IMA rules. Computers Geosci. 25 (8), 909-927.