Pb/Pb age determinations on the Newania and Sevattur carbonatites of India: Evidence for multi-stage histories

Chemical Geology

Volumn 140, Issue 3-4, 1997, Pages 261-273

  Schleicher, Helmut ^a   Todt, Wolfgang ^b   Viladkar, Shrivinas G ^c   Schmidt, Fatemeh ^d  

^a Mineralogisch Petrographisches I   (Germany)

^b MAX PLANCK INSTITUTE FOR CHEMISTRY   (Germany)

^c ST XAVIER S COLLEGE   (India)

^d UNIVERSITY OF HEIDELBERG   (Germany)

Author keywords

Age determination; Carbonatites; India; Isotope geochemistry; Lead lead dating

Indexed keywords

EID: 0001280634     PISSN: 00092541     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0009-2541(97)00022-3     Document Type: Article

References (37)

1. Andersen, T., Taylor, P.N., 1988. Pb isotope geochemistry of the Fen carbonatite complex, S.E. Norway: age and petrogenetic implications. Geochim. Cosmochim. Acta 52, 209-215.
2. Anil Kumar, Gopalan, K., 1991. Precise Rb-Sr age and enriched mantle source of the Sevattur carbonatites, Tamil Nadu, South India. Current Sci. 80, 653-655.
3. Arndt, N., Todt, W., 1994. Formation of 1.9-Ga-old Trans-Hudson continental crust: Pb isotopic data. Chem. Geol. 118, 9-26.
4. Barsanov, G.P., 1945. Dokl. Akad. Nauk. SSSR 49, 136-139.
5. Bell, K., Blenkinsop, J., 1987. Archean depleted mantle - evidence from Nd and Sr initial isotopic ratios of carbonatites. Geochim. Cosmochim. Acta 51, 291-298.
6. Bell, K., Blenkinsop, J., 1989. Neodymium and strontium isotope geochemistry of carbonatites. In: K. Bell (Editor), Carbonatites - Genesis and Evolution. Unwin Hyman, London, pp. 278-300.
7. Borodin, L.S., Gopal, V., Moralev, V.M., Subramanian, V., 1971. Precambrian carbonatites of Tamil Nadu, South India. J. Geol. Soc. India 12, 101-112.
8. Brevart, O., Dupré, B., Allègre, C.J., 1986. Lead-lead age of komatiitic lavas and limitations on the structure and evolution of the Precambrian mantle. Earth Planet. Sci. Lett. 77, 293-302.
9. Choudhary, A.K., Gopalan, K., Anjaneya Sastry, C., 1984. Present status of the geochronology of the Precambrian rocks of Rajasthan. Tectonophysics 105, 131-140.
10. Crawford, A.R., Compston, W., 1970. The age of the Vindhyan system of Peninsular India. Q. J. Geol. Soc. London 125, 351-371.
11. Dar, K.K., 1964. Some geological data. Atomic energy minerals in India. J. Geol. Soc. India 5, 112-120.
12. Deans, T., Powell, J.L., 1968. Trace elements and strontium isotopes in carbonatites, fluorites and limestones from India and Pakistan. Nature 218, 750-752.
13. Doe, B.R., Zartman, R.E., 1979. Plumbotectonics: the Phanerozoic. In: H.L. Barnes (Editor), Geochemistry of Hydrothermal Ore Deposits. Interscience, New York, 2nd ed., pp. 22-70.
14. Fermor, L.L., 1936. An attempt at the correlation of the ancient schistose formations of Peninsular India. Mem. Geol. Surv. India 70, 1-324.
15. Gopalan, K., Macdougall, J.D., Roy, A.B., Murali, A.V., 1990. Sm-Nd evidence for 3.3 Ga old rocks in Rajasthan, northwestern India. Precambrian Res. 48, 287-297.
16. Gruau, G., Petibon, C., Viladkar, S., Fourcade, S., Bernard-Griffiths, J., Mace, J., 1995. Extreme isotopic signatures in carbonatites from Newania, Rajasthan. Terra Nova, 7, Abstr. Suppl. 1, 336.
17. Jahn, B.-M., Cuvellier, H., 1994. Pb-Pb and U-Pb geochronology of carbonate rocks: an assessment. Chem. Geol. (Isot. Geosci. Sect.) 115, 125-151.
18. Kramer, J.D., Smith, C.B., 1983. A feasibility study of U-Pb and Pb-Pb dating of kimberlites using groundmass mineral fractions and whole rock samples. Isot. Geosci. 1, 23-38.
19. Kramm, U., 1994. Isotope evidence for ijolite formation by fenitization: Sr-Nd data of ijolites from the type locality Iivaara, Finland. Contrib. Mineral. Petrol. 115, 279-286.
20. Krishnamurthy, P., 1977. On some geochemical aspects of Sevattur carbonatite complex, North Arcot district, Tamil Nadu. J. Geol. Soc. India 18, 265-274.
21. Leelanandam, C., 1993. Alkaline magmatism in the Eastern Ghat Belt - a critique. J. Geol. Soc. India 42, 435-447.
22. Nelson, D.R., Chivas, A.R., Chappell, B.W., McCulloch, M.T., 1988. Geochemical and isotopic systematics in carbonatites and implications for the evolution of ocean-island sources. Geochim. Cosmochim. Acta 52, 1-17.
23. Phadke, A.V., Jhingran, A.G., 1968. On the carbonatites at Newania, Udaipur district, Rajasthan. J. Geol. Soc. India 9, 165-169.
24. Ratnakar, J., Leelanandam, C., 1989. Petrology of the alkaline plutons from the eastern and southern Peninsular India. Mem. Geol. Soc. India 15, 145-176.
25. Schleicher, H., Keller, J., Kramm, U., 1990. Isotope studies on alkaline volcanics and carbonatites from the Kaiserstuhl, Federal Republic of Germany. Lithos 26, 21-35.
26. Schleicher, H., Baumann, A., Keller, J., 1991. Pb isotopic systematics of alkaline volcanic rocks and carbonatites from the Kaiserstuhl, Upper Rhine rift valley, F.R.G. Chem. Geol. 93, 231-243.
27. Stacey, J.S., Kramers, J.D., 1975. Approximation of terrestrial lead isotope evolution by a two-stage model. Earth Planet. Sci. Lett. 26, 207-221.
28. Subramanian, V., 1983. Geology and Geochemistry of the Carbonatites of Tamil Nadu, India. Unpubl. Ph.D. Thesis, Indian Institute of Science, Bangalore.
29. Sun, S.-S., McDonough, W.F., 1989. Chemical and isotopic systematics of oceanic basalts: implications for mantle composition and processes. In: A.D. Saunders and M.J. Norry (Editors), Magmatism in the Oceanic Basins. Geol. Soc. Spec. Publ. 42, 313-345.
30. Tobisch, O.T., Collerson, K.D., Bhattacharya, T., Mukhopadhyay, D.M., 1994. Structural relationship and Sm-Nd isotopic systematics of polymetamorphic granitic gneisses and granitic rocks from central Rajasthan, India: implication for the evolution of the Aravalli craton. Precambrian Res. 65, 319-339.
31. 205Pb double spike for high-precision lead isotope analysis. In: A. Baso (Editor), Earth Processes: Reading the Isotopic Code. Am. Geophys. Union, Geophys. Monogr. 95.
32. Udas, G.R., Krishnamurthy, P., 1970. Carbonatites of Sevatthur and Jogipatti, Madras State, India. Proc. Indian Natl. Acad. Sci. 36, 331-343.
33. Verma, P.K., Greiling, R.O., 1995. Tectonic evolution of the Aravalli orogen (NW India): an inverted Proterozoic rift basin?. Geol. Rundsch. 84, 683-696.
34. Viladkar, S.G., 1980. The fenitized aureole of the Newania carbonatite. Geol. Mag. 117, 13-17.
35. Viladkar, S.G., Subramanian, V., 1995. Mineralogy and geochemistry of the carbonatites of the Sevathur and Samalpatti complexes, Tamil Nadu. J. Geol. Soc. India 45, 505-517.
36. Viladkar, S.G., Wimmenauer, W., 1986. Mineralogy and geochemistry of the Newania carbonatite-fenite complex, Rajasthan, India. Neues Jahrb. Mineral. Abh. 156, 1-21.
37. Woolley, A.R., 1982. A discussion of carbonatite evolution and nomenclature, and the generation of sodic and potassic fenites. Mineral. Mag. 46, 13-17.