Magnetic susceptibility and partial anhysteretic remanence anisotropies in the magnetite-bearing granite pluton of Tourão, NE Brazil

Tectonophysics

Volumn 314, Issue 4, 1999, Pages 443-468

  Trindade, Ricardo I F ^a   Raposo, M Irene B ^a   Ernesto, Marcia ^a   Siqueira, Roberto ^a  

^a UNIVERSITY OF SÃO PAULO   (Brazil)

Author keywords

AMS; Fabric acquisition in granites; Magnetic fabric; Partial anhysteretic remanence anisotropy; Rock magnetism

Indexed keywords

GRANITE; MAGNETIC ANISOTROPY; MAGNETIC PROPERTY; REMANENT MAGNETIZATION;

BRAZIL;

EID: 0033620065     PISSN: 00401951     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-1951(99)00220-6     Document Type: Article

References (57)

1. Arbaret, L., Diot, H., Bouchez, J.L., Lespinasse, P., de Saint-Blanquant, M., 1997. Analogue 3D simple-shear experiments of magmatic biotite subfabrics. In: Bouchez, J.L., Hutton, D.H.W., Stephens, E. (Eds.), Granite: From Segregation of Melt to Emplacement Fabrics. Kluwer Academic, Dordrecht, pp. 177-185.
2. Archanjo, C.J., Bouchez, J.L, Corsini, M., Vauchez, A., 1994. The Pombal granite pluton: magnetic fabric, emplacement and relationships with the Brasiliano strike-slip setting of NE Brazil (Paraiba state). J. Struct. Geol. 16 (3), 323-335.
3. Archanjo, C.J., Macedo, J.W.P., Galindo, A.C., Araújo, M.G.S., 1998. Brasiliano crustal extension and emplacement fabrics of the mangerite-charnockite pluton of Umarizal, North-east Brazil. Precambrian Res. 87, 19-32.
4. Arzi, A.A., 1977. Critical phenomena in the rheology of partially melted rocks. Tectonophysics 44, 173-184.
5. Balsley, J.R., Buddington, A.F., 1960. Magnetic susceptibility anisotropy of some Adirondack granites and orthogneisses. Am. J. Sci. 258A, 6-20.
6. Benn, K., 1994. Overprinting of magnetic fabrics in granites by small strains: numerical modeling. Tectonophysics 233, 153-162.
7. Borradaile, G.J., 1991. Correlation of strain with anisotropy of magnetic susceptibility (AMS). Pure Appl. Geophys. 135, 15-29.
8. Borradaile, G.J., Dehls, J.F., 1993. Regional kinematic inferred from magnetic subfabrics in Archean rocks of Northern Ontario, Canada. J. Struct. Geol. 15 (7), 887-894.
9. Borradaile, G.J., Henry, B., 1997. Tectonic applications of magnetic susceptibility and its anisotropy. Earth Sci. Rev. 42, 49-93.
10. Borradaile, G.J., Werner, T., 1994. Magnetic anisotropy of some phyllosilicates. Tectonophysics 235, 223-248.
11. Bouchez, J.L., Gleizes, G., 1995. Two-stage deformation of the Mont-Louis-Andorra granite pluton (Variscan Pyrenees) inferred from magnetic susceptibility anisotropy. J. Geol. Soc. London 152, 669-679.
12. Bouchez, J.L., Gleizes, G., Djouadi, T., Rochelte, P., 1990. Microstructure and magnetic susceptibility applied to emplacement kinematics of granites: the example of the Foix pluton (French Pyrenees). Tectonophysics 184, 157-171.
13. Bouchez, J.L., Delas, C., Gleizes, G., Nédélec, A., Cuney, M., 1992. Submagmatic microfractures in granites. Geology 20, 35-38.
14. Constable, C., Tauxe, L., 1990. The bootstrap for magnetic susceptibility tensor. J. Geophys. Res. 95, 8383-8395.
15. 39Ar analysis. Tectonophysics 285, 103-117.
16. Cruden, A.R., Launeau, P., 1994. Structure, magnetic fabric and emplacement of the Archean Lebel Stock, S.W. Abitibi Greenstone Belt. J. Struct. Geol. 16, 677-691.
17. Day, R., Fuller, M., Schmidt, V.A., 1977. Hysteresis properties of titanomagnetites grain-size and compositional dependence. Phys. Earth Planet. Inter. 13, 260-267.
18. Dunlop, D.J., 1986. The rock magnetism of fine particles. Phys. Earth Planet. Inter. 26, 1-26.
19. Dunlop, D.J., Özdemir, O., 1997. Rock Magnetism: Fundamentals and Frontiers. Cambridge University Press, Cambridge.
20. Fowler, T.K., Paterson, S.R., 1997. Timing and nature of magmatic fabrics from structural relations around stoped blocks. J. Struct Geol. 19 (2), 209-224.
21. Galindo, A.C., Dall'Agnol, R., McReath, I., Lafon, J.M., Teixeira, N., 1995. Evolution of Brasiliano-ages granitoid types in a shear zone environment, Umarizal-Caraúbas region, Rio Grande do Norte, North-east Brazil. J. South Am. Earth Sci. 8, 79-85.
22. Gleizes, G., Nédélec, A., Bouchez, J.L., Autran, A., Rochelte, P., 1993. Magnetic susceptibility of the Mount-Louis-Andorra ilmenite-type granite (Pyrenees): a new tool for the petrographic characterization and regional mapping of zoned granite plutons. J. Geophys. Res. 98, 4317-4331.
23. Grégoire, V., Darrozes, J., Gaillot, P., Nédélec, A., 1998. Magnetite grain shape fabric and distribution anisotropy vs. rock magnetic fabric: a three-dimensional case study. J. Struct. Geol. 20 (7), 937-944.
24. Guglielmo Jr., G., 1993. Interference between pluton expansion and non-coaxial tectonic deformation: three-dimensional computer model and field implications. J. Struct. Geol. 15, 593-608.
25. Hackspacher, P.C., Legrand, J.M., 1989. Microstructural and metamorphic evolution of the Portalegre shear zone, North-east Brazil. Rev. Brasil. Geo. 19, 63-75.
26. Hargraves, R.B., Johnson, D., Chan, C.Y., 1991. Distribution anisotropy the cause of AMS in igneous rocks? Geophys. Res. Lett. 18, 2193-2196.
27. Heller, F., 1973. Magnetic anisotropy of granitic rocks of the Bergell massif (Switzerland). Earth Planet. Sci. Lett. 20, 180-188.
28. Hirt, A.M., Evans, K.F., Engelder, T., 1995. Correlation between magnetic anisotropy and fabric for Devonian shales on the Appalachian Plateau. Tectonophysics 247, 121-132.
29. Housen, B.A., van der Pluijm, B.A., Essene, E.J., 1995. Plastic behavior of magnetite and high strains obtained from magnetic fabrics in the Parry Sound shear zone, Ontario Grenville Province. J. Struct. Geol. 17 (2), 265-278.
30. Hrouda, F., Jelinek, V., Zapletal, K., 1997. Refined technique for susceptibility resolution into ferromagnetic and paramagnetic components based on susceptibility temperature variation measurement. Geophys. J. Int. 129, 715-719.
31. Ildefonse, B., Arbaret, L., Diot, H., 1997. Rigid particles in simple shear flow: is their preferred orientation periodic or steady-state? In: Bouchez, J.L., Hutton, D.H.W., Stephens, E. (Eds.), Granite: From Segregation of Melt to Emplacement Fabrics. Kluwer Academic, Dordrecht, pp. 177-185.
32. Jackson, M., 1991. Anisotropy of magnetic remanence: a brief review of mineralogical sources, physical origins and geological applications, and comparison with susceptibility anisotropy. Pure Appl. Geophys. 136 (1), 1-28.
33. Jackson, M., Gruber, W., Marvin, J., Banerjee, S.K., 1988. Partial anhysteretic remanence and its anisotropy: applications and grainsize-dependence. Geophys. Res. Lett. 15, 440-443.
34. Jackson, M., Sprowl, D., Ellwood, B.B., 1989. Anisotropy of partial anhysteretic remanence and susceptibility in compacted black shales: grain-size and composition-dependent magnetic fabric. Geophys. Res. Lett. 16, 1063-1066.
35. Jackson, M., Borradaile, G.J., Hudleston, P., Banerjee, S., 1993. Experimental deformation of synthetic magnetite-bearing calcite sandstones: effects on remanence, bulk magnetic properties and magnetic anisotropy. J. Geophys. Res. 98, 383-401.
36. Jardim de Sa, E.F., 1994. A Faixa Seridó (Provincia Borborema, NE do Brasil) e o seu significado geodinâmico na cadeia Brasiliana/Pan-Africana, Ph.D. Thesis, UnB. 804 pp.
37. Jelinek, V., 1981. Characterization of the magnetic fabric of rocks. Tectonophysics 79, 63-67.
38. Knight, M.D., Walker, G.P.L., 1988. Magma flow directions in dikes of the Koolau Complex, Oahu, determined from magnetic fabric studies. J. Geophys. Res. 93, 4301-4319.
39. Launeau, P., Cruden, A.R., 1998. Magmatic fabric acquisition mechanisms in a syenite: Results of a combined anisotropy of magnetic susceptibility and image analysis study. J. Geophys. Res. 103, 5067-5089.
40. Leterrier, J., Jardim de Sá, E.F., Bertrand, J.M., Pin, C., 1994. Ages U-Pb sur Zircon de granitoides 'brasilianos' de la ceinture du Seridó. C.R. Acad. Sci. Paris 318, 1505-1511.
41. Matos, R.D.M., 1992. The north-east Brazilian rift system. Tectonics 11, 766-791.
42. McCabe, C., Jackson, M., Ellwood, B.B., 1985. Magnetic anisotropy in the Treton limestone: results of a new technique, anisotropy of anhysteretic susceptibility. Geophys. Res. Lett. 12, 333-336.
43. Nicolas, A., Freydier, M., Godard, M., Vauchez, A., 1993. Magma chambers at ocean ridges: How large? Geology 21, 53-56.
44. Paterson, S.R., Vernon, R.H., Tobish, O.T., 1989. A review of criteria for the identification of magmatic and tectonic foliation in granitoids. J. Struct. Geol. 11, 349-363.
45. Raposo, M.I.B., 1997. Magnetic fabric and its significance in the Florianópolis dyke swarm, southern Brazil. Geophys. J. Int. 131, 159-170.
46. Raposo, M.I.B., Ernesto, M., 1995. Anisotropy of magnetic susceptibility in the Ponta Grossa dyke swarm (Brazil) and its relationship with magma flow directions. Phys. Earth Planet. Inter. 87, 183-196.
47. Riller, U., Cruden, A.R., Schwerdtner, W.M., 1996. Magnetic fabric and microstructural evidence for a tectono-thermal overprint of the early Proterozoic Murray pluton, central Ontario, Canada. J. Struct. Geol. 18 (8), 1005-1016.
48. Rochette, P., 1987. Magnetic susceptibility rock matrix related to magnetic fabric studies. J. Struct. Geol. 9(8), 1015-1020.
49. Roman-Berdiel, T., Gapais, D., Brun, J.P., 1997. Granite intrusion along strike-slip zone in an experiment and nature. Am. J. Sci. 297, 651-678.
50. Sagnotti, L., Speranza, F., Winkler, A., Mattei, M., Funiciello, R., 1998. Magnetic fabric of clay sediments from the external northern Apennines (Italy). Phys. Earth Planet. Inter. 105, 73-93.
51. Stephenson, A., 1993. Three-axis static alternating field demagnetization of rocks and the identification of natural remanent magnetization, gyroremanent magnetization, and anisotropy. J. Geophys. Res. 98, 373-381.
52. Stephenson, A., Sadikum, S., Potter, D.K., 1986. A theoretical and experimental comparison of the anisotropies of magnetic susceptibility and remanence in rocks and minerals. Geophys. J. R. Astro. Soc. 84, 185-200.
53. Tarling, D.H., Hrouda, F., 1993. The Magnetic Anisotropy of Rocks. Chapman and Hall, London. 217 pp.
54. Tikoff, B., Teyssier, C., 1994. Strain and fabric analyses based on porphyroclast interaction. J. Struct. Geol. 16, 477-491.
55. Trindade, R.I.F., Ernesto, M., Archanjo, C.J., Santos, T.J., Hackspacher, P.C., 1998. Magnetic fabric and emplacement by multiple diking of mid-crustal pluton along a shear zone termination in NE Brazil, EOS Trans. Fall Meet. AGU, Abstract T7IB-12.
56. Vauchez, A., Neves, S., Caby, R., Corsini, M., Egygio-Silva, M., Arthaud, M., Amaro, V., 1995. The Borborema shear zone system, NE Brazil. J. South Am. Earth Sci. 8, 247-266.
57. Werner, T., Borradaile, G.J., 1996. Paleoremanence dispersal across a transpressed Archean terrain: deflection by anisotropy or by late compression? J. Geophys. Res. 101, 5531-5545.