Electron microprobe dating of monazites from high-grade gneisses and pegmatites of the Kerala Khondalite Belt, southern India

Chemical Geology

Volumn 146, Issue 1-2, 1998, Pages 65-85

  Braun, Ingo ^a   Montel, Jean Marc ^a   Nicollet, Christian ^a  

^a UNIVERSITÉ CLERMONT AUVERGNE   (France)

Author keywords

[No Author keywords available]

Indexed keywords

GEOCHRONOLOGY; GNEISS; MONAZITE; PEGMATITE;

INDIA;

EID: 0032565267     PISSN: 00092541     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0009-2541(98)00005-9     Document Type: Article

References (29)

1. Berger M., Braun I. Pb-Pb dating of apatite by stepwise dissolution technique. Chem Geol. 142:1997;23-40.
2. Brandon A.D., Meen J.K. Nd isotopic evidence for the position of southernmost Indian terranes within East Gondwana. Prec. Res. 70:1995;269-280.
3. Braun I., Raith M., Ravindra Kumar G.R. Dehydration-melting phenomena in leptynitic gneisses and the generation of leucogranites: a case study from the Kerala Khondalite Belt, southern India. J. Petrol. 37:1996;1285-1305.
4. Chacko T., Ravindra Kumar G.R., Newton R.C. Metamorphic P-T conditions of the Kerala (South India) Khondalite Belt: a granulite facies supracrustal terrain. J. Geol. 96:1987;343-358.
5. Chacko T., Ravindra Kumar G.R., Meen J.K., Rogers J.J. Geochemistry of high-grade supracrustal rocks from the Kerala Khondalite Belt and adjacent massif charnockites, south India. Prec. Res. 55:1992;469-489.
6. Chacko, T., Lamb, M., Farquhar, J., 1996. Ultra-high temperature metamorphism in the Kerala Khondalite Belt. In: Santosh, M., Yoshida, M. (Eds.), The Archaean and Proterozoic Terrains in southern India within East Gondwana. Gondwana Research Group Memoir - 3, pp. 157-165.
7. Choudhary A.K., Harris N.B.W., Van Calsteren P., Hawkesworth C.J. Pan-African charnockite formation in Kerala, south India. Geol. Mag. 129:1992;257-264.
8. Cocherie A., Legendre O., Peucat J.J., Kouamelan A. In-situ Th-U-Pb dating using an electron microprobe: a powerful tool for complex polygenic monazites. Terra Abst. 9:1997;441.
9. Copeland P., Parrish R.R., Harrison T.M. Identification of inherited radiogenic Pb in monazite and its implications for U-Pb systematics. Nature. 333:1988;760-763.
10. Fuhrman M.L., Lindsley D.H. Ternary-feldspar modeling and thermometry. Am. Mineral. 73:1988;201-215.
11. Harris N.B.W., Santosh M., Taylor P.N. Crustal evolution in south India: Constraints from Nd isotopes. J. Geol. 102:1994;139-150.
12. Hölzl, S., Köhler, H., Kröner, A., Jaeckel, P., Liew, T.C., 1991. Geochronology of the Sri Lankan basement. In: Kröner, A. (Ed.), The Crystalline Crust of Sri Lanka: Part I. Summary of Research of the German-Sri Lankan Consortium. Geological Survey Department of Sri Lanka Professional Paper 5, pp. 237-257.
13. Hölzl, S., Hofmann, A.W., Todt, W., Köhler, H., 1994. U-Pb geochronology of the Sri Lanka basement. In: Raith, M., Hoernes, S. (Eds.), Tectonic, Metamorphic and Isotopic Evolution of Deep Crustal Rocks, with Special Emphasis on Sri Lanka, Prec. Res. 66, pp. 123-149.
14. Kroll H., Evangelakakis C., Voll G. Two-feldspar geothermometry: a review and revision for slowly cooled rocks. Contrib. Mineral. Petrol. 114:1993;510-518.
15. Machado N., Goulet N., Gari'py C. U-Pb geochronology of reactivated Archean basement and of Hudsonian metamorphism in the northern Labrador Trough. Can. J. Earth Sci. 26:1989;1-15.
16. Montel J.-M., Veschambre M., Nicollet C. Datation de la monazite à la microsonde électronique. C.R. Acad. Sci. Paris. 318:1994;127-146.
17. Montel J.-M., Foret S., Veschambre M., Nicollet C., Provost A. A fast, non-expensive, reliable, in situ dating technique: Electron microprobe ages on monazite. Chem. Geol. 131:1996;37-53.
18. Nicollet, C., 1990. Crustal evolution of the granulites of Madagascar. In: Vielzeuf, D., Vidal, P. (Eds.), Granulites and Crustal Evolution. Kluwer Academic Publishers, Dordrecht. NATO ASI Series C 311, pp. 291-310.
19. Paquette J.-L., Nédélec A., Moine B., Rakotondrazafy M. U-Pb, single zircon Pb-evaporation and Sm-Nd isotopic study of a granulitic domain in SE Madagascar. J. Geol. 102:1994;523-538.
20. Parrish R.R. U-Pb dating of monazite and its application to geological problems. Can. J. Earth Sci. 27:1990;1431-1450.
21. Poitrasson F., Chenery S., Bland D.J. Contrasted monazite alteration mechanisms and their geochemical implications. Earth Planet. Sci. Lett. 145:1996;79-96.
22. Rhede D., Wendt I., Förtser H.-J. A three-dimensional method for calculating independent chemical U/Pb and Th/Pb-ages of accessory minerals. Chem. Geol. 130:1996;247-253.
23. Soman K., Nair N.G.K., Golubyev V.N., Arakelyan M.M. Age data on pegmatites of south Kerala and their tectonic significance. J. Geol. Soc. India. 23:1982;458-462.
24. Srikantappa C., Raith M., Spiering B. Progressive charnockitization of a leptynite-khondalite suitein southern Kerala, India: evidence for formation of charnockites through a decrease in fluid pressure? J. Geol. Soc. India. 26:1985;62-83.
25. Suzuki K., Adachi K. Precambrian provenance and Silurian metamorphism of the Tsunosawa paragneiss in the South Kitakami terrane, Northeast Japan, revealed by the chemical Th-U-total Pb-isochron ages of monazite, zircon and xenotime. Geochem. J. 25:1991;357-376.
26. Suzuki K., Adachi M. Middle Precambrian detrital monazite and zircon from the Hida gneiss on Oki-Dogo island, Japan: their origin and implications for the correlation of basement gneiss of Southwest Japan and Korea. Tectonophysics. 235:1994;277-292.
27. Suzuki K., Adachi M., Kazjizuka I. Electron microprobe observations of Pb diffusion in metamorphosed detrital monazites. Earth Planet. Sci. Lett. 128:1994;391-405.
28. Teufel S., Heinrich W. Partial resetting of the U-Pb isotope system in monazite through hydrothermal experiments: an SEM and U-Pb study. Chem. Geol. 137:1997;273-281.
29. Windley B.F., Razafiniparany A., Razakamanana T., Ackermand D. The tectonic framework of the Precambrian of Madagascar and its Gondwana connections: a review and reappraisal. Geol. Rundschau. 83:1994;642-659.