Exhumation of Granulites Within a Transpressive Regime: An Example from Southern Madagascar

Gondwana Research

Volumn 2, Issue 3, 1999, Pages 363-367

  Martelat, J E ^a,b,d   Lardeaux, J M ^a   Nicollet, C ^b   Rakotondrazafy, R ^c  

^a UNIVERSITÉ LYON 1   (France)

^b UNIVERSITÉ CLERMONT AUVERGNE   (France)

^c UNIVERSITY OF ANTANANARIVO   (Madagascar)

^d CHARLES UNIVERSITY   (Czech Republic)

Author keywords

[No Author keywords available]

Indexed keywords

EXHUMATION; GRANULITE; TRANSPRESSION;

MADAGASCAR;

EID: 0005174136     PISSN: 1342937X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1342-937X(05)70275-6     Document Type: Article

References (32)

1. Ackermand, D., Windley, B.F. and Razafiniparany, A. (1989) The Precambrian mobile belt of southern Madagascar. In: J.S. Daly, Cliff, R.A. and Yardleys, B.W.D. (Eds.), Evolution of metamorphic belts. Geol. Soc. Spec. Publ., v.43, pp. 293-296.
2. Andriamarofahatra, J., De La Boisse, H. and Nicollet, C. (1990) Datation U-Pb sur monazites et zircons du dernier épisode tectono-métamorphique granulitique majeur dans le Sud-Est de Madagascar. C. R. Acad. Sci. Paris, v.310, pp. 1643-1648.
3. Ashwal, L. D., Cox, R., Le Grange, M., Müller, B. G. J., Rambeloson, R. A. and Tucker, R. D. (1997) Guidebook to Field Excursions : North-and South-Central Madagascar. In: Ashwal, L.D. (Ed.), UNESCO-IUGS-IGCP 348/368. Internal Symposium and field workshop on proterozoic geology of Madagascar, p. 53 .
4. Besairie, H. (1970a) Carte géol., Fianarantsoa, Antananarivo. Service géol. Madagascar, échelle 1 : 500 000.
5. Besairie, H. (1970b) Carte géol., Ampanihy, Antananarivo. Service géol. Madagascar, échelle 1 : 500 000.
6. Daly, M. C. (1986) The intracratonic Irumide Belt of Zambia and its bearing on collision orogeny during the Proterozoic of Africa. In: Coward, M.P. and Ries, A.C. (Eds.), Collision Tectonics. Geol. Soc. Spec. Publ., v. 19, pp. 329-349.
7. Drury, S. A. and Holt, R. W. (1980) The tectonic framework of the South Indian craton: a reconnaissance involving LANDSAT imagery. Tectonophys., v. 65, pp. T1-T15.
8. Kriegsman, L. M. (1993) Geodynamic evolution of the Pan-African lower crust in Sri-Lanka. Structural and petrological investigations into high-grade gneiss terrain. Thesis Univ. Utrecht, v. 114, 208 p.
9. Kröner, A., Braun, I. and Jaeckel, P. (1996) Zircon geochronology of anatectic melts and residues from high-grade pelitic assemblage at Ihosy, southern Madagascar : evidence for Pan-African granulite metamorphism. Geol. Magazine, v. 133, pp.311-323.
10. Lardeaux, J.M., Martelat, J.E., Nicollet, C., Pili, E., Rakotondrazafy, R., Ricard, Y., Sheppard, S. and Vidal, G. (1997) The deep continental crust in southern Madagascar : Strain pattern and related fluid and heat transfers. Jour. African Earth Sci., v. 23, pp. R3-R6.
11. Martelat, J.E. (1998) Evolution thermomécanique de la croûte inférieure du Sud de Madagascar. PhD Thesis Univ. B. P. Clermont-Ferrand II, 232p.
12. Martelat, J.E., Nicollet, C., Lardeaux, J.M., Vidal, G. and Rakotondrazafy, R. (1997) Lithospheric tectonic structures developed under high-grade metamorphism in the southern part of Madagascar. Geod. Acta., 10, v. 3, pp. 94-114.
13. Martelat, J.E., Vidal, G., Lardeaux, J.M., Nicollet, C. and Rakotondrazafy, R. (1995) Satellite images and tectonics of the lower continental crust : The example of South-Western Madagascar. C. R. Acad. Sci. Paris, 321, série II a, pp. 325-332.
14. Montel, J.M., Foret, S., Veschambre, M., Nicollet, C. and Provost, A. (1996) Electron microprobe dating of monazite. Chem. Geol., v. 131, pp. 37-53.
15. ème Réunion des Sciences de la Terre, Toulouse, p. 113.
16. Nédélec, A., Stephens, W.E. and Fallick, A.E. (1995) The Pan African stratoid granites of Madagascar: alkaline magmatism in a post-collisional extensional setting. Jour. Petrol., v. 36, pp. 1367-1391.
17. Nicollet, C. (1988) Métabasites granulitiques, anorthosites et roches associées de la croûte inférieure. Exemple pris à Madagascar et dans le Massif Central Français. Arguments en faveur d'un métamorphisme associé à l'extension lithosphérique. Thèse d'Etat, Univ. Clermont-Ferrand. 315 p.
18. Nicollet, C. (1990) Crustal evolution of the granulites of Madagascar. In: D. Vielzeuf and P. Vidal (Eds.), Granulites and Crustal Evolution. Kluwer Academic publishers, pp. 291-310.
19. Nicollet, C., Montel, J.M., Foret, S., Martelat, J.E., Rakotondrazafy, R. and Lardeaux, J.M. (1997) E-Probe monazite dating in Madagascar : a good example of the usefulness of the in-situ dating method. In: Ashwal, L.D. and Cox, R. (Eds.), UNESCO-IUGS-IGCP 348/368. Internal Symposium and field workshop on proterozoic geology of Madagascar. Abst. Vol., p. 65.
20. Norton, I.O. and Sclater, J.G. (1979) A model for the evolution of the Indian Ocean and the breakup of Gondwanaland. Jour. Geophys. Res., 84, B12, pp. 6803-6830.
21. Paquette, J.-L., Nédélec, A., Moine, B. and Rakotondrazafy, M. (1994) U-Pb, Single Zircon Pb-Evaporation, and Sm-Nd Isotopic Study of a granulite Domain in SE Madagascar. Jour. Geol., v. 102, pp. 523-538.
22. Pallister, J.W. (1971) The tectonics of East Africa. In. UNESCO, The tectonics of Africa, v. 6, pp. 511-543.
23. Pili, E., Sheppard, S.M.F., Lardeaux, J.M., Martelat, J.E. and Nicollet, C. (1997) Fluid flow vs. scale of shear zones in the lower continental crust and the granulite paradox. Geology, v. 25, pp. 15-18.
24. Powell, C.McA., Johnson, B.D. and Veevers, J.J. (1980) A revised fit of east and west Gondwanaland. Tectonophys., v. 63, pp. 13-29.
25. Robin, P.Y.F. and Cruden, A.R. (1994) Strain vorticity patterns in ideally ductile transpression zones. Jour. Str. Geol., v. 16, pp. 447-466.
26. Sanderson, D.J. and Marchini, W.R.D. (1984) Transpression. Jour. Str. Geol., v. 6, pp. 449-458.
27. Sacks, P.E., Nambiar, C.G. and Walters, L.J. (1997) Dextral Pan-African shear along the southwestern edge of the Achankovil shear belt, South India : constraints on Gondwana Reconstructions. Jour. Geol., v. 105, pp. 275-284.
28. Shackleton, R.M. (1986) Precambrian collision tectonic in Africa. In: Coward, M.P. and Ries A.C. (Eds.), Collision Tectonics. Geol. Soc. Spec. Publ., v. 19, pp. 329-349.
29. Stern, R. J. (1994) Arc assembly and continental collision in the Neoproterozoic East African Orogen: implications for the consolidation of Gondwana, Annu. Rev. Earth Planet. Sci. Lett., v. 22, pp. 319-351
30. Thompson, A.B., Schulmann, K. and Jezek, J. (1997) Thermal evolution and exhumation in obliquely convergent (transpressive) orogens. Tectonophys., v. 280, pp. 171-184.
31. Tucker, R. D. et al. (1997) Guidebook to Field Excursions: Map of U-Pb zircon ages. In: Ashwal, L.D. (Ed.), UNESCO-IUGS-IGCP 348/368. International symposium and field workshop on proterozoic geology of Madagascar, p. 9.
32. Windley, B.F., Razafiniparany, A., Razakamanana, T. and Ackermand, D. (1994). Tectonic framework of the Precambrian of Madagascar and its Gondwana connections: a review and reappraisal. Geol. Rundsch., v. 83, pp. 642-659.