Tectonic evolution of the Proterozoic Itremo group metasediments in central Madagascar

Geological Society Special Publication

Volumn 206, Issue , 2003, Pages 381-399

  Fernandez, Alain ^a   Schreurs, Guido ^a  

^a UNIVERSITY OF BERN   (Switzerland)

Author keywords

[No Author keywords available]

Indexed keywords

CONTINENTAL COLLISION; FOLD AND THRUST BELT; GONDWANA; METASEDIMENT; OROGENIC BELT; PROTEROZOIC; SUPERCONTINENT; TECTONIC EVOLUTION;

MADAGASCAR;

EID: 0013396063     PISSN: 03058719     EISSN: None     Source Type: Book Series    
DOI: 10.1144/GSL.SP.2003.206.01.18     Document Type: Article

References (42)

1. ASHWAL, L. D. & TUCKER, R. D. 1997. Archean to Neoproterozoic events in Madagascar: implications for the assembly of Gondwana. Terra Nova, 9, 163-164.
2. ASHWAL, L. D. & TUCKER, R. D. 1999. Geology of Madagascar: a brief outline. Gondwana Research, 2, 335-339.
3. COLLINS, A. S. & WINDLEY, B. F. 2002. The tectonic evolution of central and northern Madagascar and its place in the final assembly of Gondwana. Journal of Geology, 110, 325-339.
4. COLLINS, A. S., RAZAKAMANANA, T. & WINDLEY, B. F. 2000. Neoproterozoic crustal-scale extensional detachment in central Madagascar: implications for extensional collapse of the East African Orogen. Geological Magazine, 137, 39-51.
5. COX, R., ARMSTRONG, R. A. & ASHWAL, L. D. 1998. Sedimentology, geochronology and provenance of the Proterzoic Itremo Group, central Madagascar, and implications for pre-Gondwana palaeogeography. Journal of the Geological Society, London, 155, 1009-1024.
6. COX, R., ARMSTRONG, R. A., ASHWAL, L. D. & DE WIT, M. J. 1995. Proterozoic shelf sediments of the Itremo Group, Central Madagascar. Implication for understanding the evolution of the Mozambique belt and the assembly of East and West Gondwana. Geological Society of South Africa, Centennial Geocongress 1995. Extended Abstracts, 1, 214-217.
7. DASO, A. 1986. Géologie d'une plateforme carbonatée métamorphique: valleé de la Sahatany - centre de Madagascar. Thèse, Université Paul Sabatier, Toulouse.
8. DE WIT, M. J., BOWRING, S. A., ASHWAL, L. D., RANDRIANASOLO, L. G., MOREL, V. P. & RAMBELOSON, R. A. 2001. Age and tectonic evolution of Neoproterozoic ductile shear zones in southwestern Madagascar, with implications for Gondwana studies. Tectonics, 20, 1-45.
9. EMBERGER, A. 1955. Les terrains cristallins du pays Betsileo et de ses confins orientaux. Thèse d'Etat, Clermont-Ferrand.
10. FERNANDEZ, A., HUBER, S., SCHREURS, G., VILLA, I. M. & RAKOTONDRAZAFY, M. 2001. Tectonic evolution of the Itremo Region (Central Madagascar) and implications for Gondwana assembly. Gondwana Research, 4, 165-168.
11. FERNANDEZ, A., SCHREURS, G., VILLA, I. M., HUBER, S., KÖCHLI, M., LENGACHER, M. & RAKOTONDRAZAFY, M. 2003. Age constraints on the tectonic evolution of the Itremo region in Central Madagascar. Precambrian Research, in press.
12. GONCALVES, P., NICOLLET, C. & LARDEAUX, J.-M. 2003. Finite strain pattern in Andriamena unit (North-Central Madagascar): evidence for Late Neoproterozoic-Cambrian thrusting during continental convergence. Precambrian Research, in press.
13. HANDKE, M. J. 2001. Neoproterozoic magmatism in the Itremo region, Central Madagascar: geochronology, geochemistry, and petrogenesis. PhD Thesis, Washington University, St. Louis.
14. HANDKE, M. J., TUCKER, R. D. & ASHWAL, L. D. 1999. Neoproterozoic continental arc magmatism in west-central Madagascar. Geology, 27, 351-354.
15. HANDKE, M. J., TUCKER, R. D. & HAMILTON, M. A. 1997. Age, geochemistry, and petrogenesis of the Early Neoproteorzoic (800-790 Ma) intrusive igneous rocks of the Itremo Region, Central Madagascar. In: COX, R. & ASHWAL, L. D. (eds) Proceedings of UNESCO-IUGS-IGCP-348/368 International Field Workshop on Proterozoic Geology of Madagascar. Gondwana Research Group Miscellaneous Publications, 5, 28-29.
16. HOTTIN, G. 1976. Présentation et essai d'interprétation du Précambrien de Madagascar. Bull. etin du Burureau de recherches géologiques et minières (deuxième série), Section IV, 2, 117-153.
17. HUBER, S. 2000. Geologie und Geochronologie der Itremo Sedimente im Gebiet des Mont Ibity (Zentral Madagaskar). Diplomarbeit, Universität Bern.
18. HULSCHER, B., COLLINS, A. S., DAHL, K. L. ET AL., 2001. Evidence for 800 Ma and possible older deformation and plutonism in Madagascar. Geological Society of Australia Abstracts, 64, 91-92.
19. KRÖNER, A., BRAUN, I. & JAECKER, P. 1996. Zircon geochronology of anatectic melts and residues from a high-grade pelitic assemblate at Ihosy, southern Madagascar: evidence for Pan-African granulite metamorphism. Geological Magazine, 133, 311-323.
20. KRÖNER, A., HEGNER, E., COLLINS, A. S., WINDLEY, B. F., BREWER, T. S., RAZAKAMANANA, T. & PIDGEON, R. T. 2000. Age and magmatic history of the Antananarivo block, central Madagascar, as derived from zircon gechronology and Nd isotopic systematics. American Journal of Science, 300, 251-288.
21. KRÖNER, A., JAECKEL, P., WINDLEY, B. F., BREWER, T. & RAZAKAMANANA, T. 1999. New zircon ages and regional significance for the evolution of the Pan-African orogen in Madagascar. Journal of the Geological Society, London, 156, 1125-1135.
22. LONGHI, I., MAZZOLI, C. & SGAVETTI, M. 2000. Determination of metamorphic grade in siliceous muscovite-bearing rocks in Madagascar using reflectance spectroscopy. Terra Nova, 12, 21-27.
23. MARTELAT, J.-E. 1998. Evolution thermomécanique de la crot̂e inférieure du sud de Madagascar. Thèse, Université Blaise Pascal, Clermont Ferrand.
24. MARTELAT, J.-E., LARDEAUX, J.-M., NICOLLET, C. & RAKOTONDRAZAFY, R. 2000. Strain pattern and late Precambrian deformation history in southern Madagascar. Precambrian Research, 102, 1-20.
25. MEERT, J. G., HALL, C., NÉDÉLEC, A. & MADISON RAZANATSEHENO, M. O. 2001a. Cooling of a late synorogenic pluton: evidence from laser K-feldspar modelling of the Carion granite, Madagascar. Gondwana Research, 4, 541-550.
26. MEERT, J. G., NÉDÉLEC, A., HALL, C., WINGATE, M. T. D. & RAKOTONDRAZAFY, M. 2001b. Paleomagnetism, geochronology and tectonic implications of the Cambrian-age Carion granite, Central Madagascar. Tectonophysics, 340, 1-21.
27. MOINE, B. 1966. Grands traits structuraux du massif schisto-quartzo-calcaire (Centre-Ouest de Madagascar). Comptes Rendus de la semaine géologique de Madagascar, 93-97.
28. MOINE, B. 1967. Relations stratigraphiques entre la série Schisto-Quartzo-Calcaire et les gneiss environnants (centre-ouest de Madagascar). Comptes Rendus de la semaine géologique de Madagascar, 49-53.
29. MOINE, B. 1974. Caractères de sédimentation et de métamorphism des séries précambriennes épizonales à catazonales du centre de Madagascar (région d'Ambatofinandrahana). Sciences de la Terre Mémoires, 31, 1-293.
30. NÉDÉLEC, A., PAQUETTE, J. L., BOUCHEZ, J. L., OLIVIER, P. & RALISON, B. 1994. Stratoid granites of Madagascar: structure and position in the Panafrican orogeny. Geodinamica Acta, 7, 48-56.
31. NÉDÉLEC, A., RALISON, B., BOUCHEZ, J. L. & GRÉGOIRE, V. 2000. Structure and metamorphism of the granitic basement around Antananarivo: a key to the Pan-African history of central Madagascar and its Gondwana connections. Tectonics, 19, 997-1020.
32. NÉDÉLEC, A., STEPHENS, W. E. & FALLICK, A. E. 1995. The Panafrican stratoid granites of Madagascar: alkaline magmatism in a post collisional extensional setting. Journal of Petrology, 36, 1367-1391.
33. PAQUETTE, J. L. & NÉDÉLEC, A. 1998. A new insight into Pan-African tectonics in the East-West Gondwana collision zone by U-Pb zircon dating of granites from central Madagascar. Earth and Planetary Science Letters, 155, 45-56.
34. PAQUETTE, J. L., NÉDÉLEC, A., MOINE, B. & RAKOTONDRAZAFY, M. 1994. U-Pb, single zircon Pb-evaporation, and Sm-Nd isotopic study of a granulite domain in SE Madagascar. Journal of Geology, 102, 523-538.
35. RALISON, B & NÉDÉLEC, A. 1997. Contrasted Pan-African structures near Antananarivo (Madagascar). In: Cox, R. & ASHWAL, L. D. (eds) Proceedings of UNESCO-IUGS-IGCP-348/368 International Field Workshop on Proterozoic Geology of Madagascar. Gondwana Research Group Miscellaneous Publications, 5, 83-84.
36. RAMSAY, J. 1967. Folding and Fracturing of Rocks. McGraw Hill, New York.
37. RAOELISON, I. L. 1997. Structure and metamorphism of the Itremo Group, Central Madagascar. MSc Thesis, Rand Afrikaans University, Johannesburg.
38. STERN, R. J. 1994. Are assembly and continental collision in the Neoproterozoic East African Orogen: implications for the consolidation of Gondwanaland. Annual Review of Earth and Planetary Sciences, 22, 319-351.
39. TROTTEREAU, G. 1969. Note préliminaire relative à la présence de stromatolithes dans les cipolins de la série supérieure du socle, à l'Est et au Nord d'Ambatofinandrahana. Comptes Rendus de la semaine géologique de Madagascar, 131-132.
40. TUCKER, R. D., ASHWAL, L. D., HANDKE, M. J. & HAMILTON, M. A. 1997. A geochronologic overview of the Precambrian rocks of Madagascar: a record from the middle Archean to the late Neoproterozic. In: COX, R. & ASHWAL, L. D. (eds) Proceedings of UNESCO-IUGS-IGCP-348/368 International Field Workshop on Proterozoic Geology of Madagascar. Gondwana Research Group Miscellaneous Publications, 5, 99-100.
41. TUCKER, R. D., ASHWAL, L. D., HANDKE, M. J., HAMILTON, M. A., LEGRANGE, M. & RAMBELOSON, R. A. 1999. U-Pb geochronology and isotope geochemistry of the Archean granite-greenstone belts of Madagascar. Journal of Geology, 107, 135-153.
42. WINDLEY, B. F. & RAZAKAMANANA, T. 1996. The Madagascar-India connection in a Gondwana framework. In: SANTOSH, M. & YOSHIDA, M. (eds) The Archaean and Proterozoic Terrains of Southern India within East Gondwana. Gondwana Research Group Memoir, 3, 25-37.