Late Cretaceous magmatism in Madagascar: Palaeomagnetic evidence for a stationary Marion hotspot

Earth and Planetary Science Letters

Volumn 164, Issue 1-2, 1998, Pages 221-232

  Torsvik, T H ^a,b   Tucker, R D ^c   Ashwal, L D ^d   Eide, E A ^a   Rakotosolofo, N A ^d   De Wit, M J ^e  

^a GEOLOGICAL SURVEY OF NORWAY   (Norway)

^b UNIVERSITY OF BERGEN   (Norway)

^c WASHINGTON UNIVERSITY   (United States)

^d UNIVERSITY OF JOHANNESBURG   (South Africa)

^e UNIVERSITY OF CAPE TOWN   (South Africa)

Author keywords

Cretaceous; Geochronology; Hot spots; Madagascar; Palaeomagnetism

Indexed keywords

CRETACEOUS; HOT SPOT; MAGMATISM; PALEOMAGNETISM;

MADAGASCAR;

EID: 0032535826     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0012-821X(98)00206-4     Document Type: Article

References (28)

1. M.F. Coffin, P.D. Rabinowitz, Evolution of the conjugate East African-Madagascan margins and the western Somali Basin, Geol. Soc. Am. Spec. Pap. 226 (1988) 78 pp.
2. Mahoney J., Nicollet C., Dupuy C. Madagascar basalts: tracking oceanic and continental sources. Earth Planet. Sci. Lett. 104:1991;350-363.
3. Storey M., Mahoney J.J., Saunders A.D., Duncan R.A., Kelley S.P., Coffin M.F. Timing of hot spot-related volcanism and the break-up of Madagascar and India. Science. 267:1995;852-855.
4. C.R.A. Andriamirado, Recherches paléomagnétiques sur Madagascar: résultats et interprétations dans le cadre de la dislocation de la partie orientale du Gondwana, Ph.D. Thesis, University of Strasbourg, 1971, 202 pp. with annexes.
5. Storetvedt K.M., Mitchell J.G., Abranches M.C., Maaloe D., Robin G. The coast-parallel dolerite dykes of east Madagascar; age of intrusion, remagnetization and tectonic aspects. J. Afr. Earth Sci. 15:1992;237-249.
6. R.D. Tucker, M.J. Handke, M.A. Hamilton, L.D. Ashwal, M. Le Grange, R.A. Rambeloson, U-Pb geochronology and isotope geochemistry of the Archean and Proterozoic Igneous rocks of Madagascar, J. Geol. (1998) (in press).
7. Cande S.C., Kent D.V. Revised calibration of the geomagnetic polarity timescale for the Late Cretaceous and Cenozoic. J. Geophys. Res. 100:1995;6093-6095.
8. H. Besairie, M. Collignon, Géologie de Madagascar, I: Les terrains sédimentaires, Ann. Geol. Madagascar 35 (1972) 553 pp.
9. F.M. Gradstein, F.P. Agterberg, J.G. Ogg, J. Hardenbol, P. Van Veen, J. Thierry, Z. Huang, A Triassic, Jurassic and Cretaceous time scale, in: W.A. Berggren, D.V. Kent, M.P. Aubry, J. Hardenbol (Eds.), Geochronology, Time Scales and Global Stratigraphic Correlation, SEPM, Spec. Publ. 54 (1995) 95-126.
10. Hacker B.R., Wang Q. Ar/Ar geochronology of ultrahigh-pressure metamorphic rocks in central China. Tectonics. 14:1995;994-1006.
11. Krogh T.E. Improved accuracy of U-Pb zircon ages by the creation of more concordant systems using an air-abrasion technique. Geochim. Cosmochim. Acta. 46:1982;637-649.
12. Stacey J.S., Kramers J.D. Approximation of terrestrial lead isotope evolution by a two-stage model. Earth Planet. Sci. Lett. 26:1975;207-221.
13. Ludwig K.R. Calculation of uncertainties of U-Pb istope data. Earth Planet. Sci. Lett. 46:1980;212-220.
14. 238U. Phys. Rev. Sect. C, Nucl. Phys. 4:1971;1889-1906.
15. C. Radhakrishnamurthy, Remanent Magnetism of Igneous Rocks in the Gondwana Formations of India, Dr. Sci. Thesis, Andra University, 1963, 149 pp.
16. Müller R.D., Royer J.-Y., Lawver L.A. Revised plate motions relative to the hotspots from combined Atlantic and Indian Ocean hotspot tracks. Geology. 21:1993;275-278.
17. McElhinny M.W., Embleton B.J.J., Daly L., Pozzi J.-P. Paleomagnetic evidence for the location of Madagascar in Gondwanaland. Geology. 4:1976;455-457.
18. Meert J.G., Torsvik T.H., Eide E.A., Nedelec A. A palaeomagnetic review of Gondwana assembly including preliminary palaeomagnetic results from Madagascar (abstract). Gondwana Res. Group Misc. Publ. 5:1997;52.
19. Vandamme D., Courtillot V., Besse J. Paleomagnetism and age determinations of the Deccan Traps (India). Results of a Nagpur-Bombay traverse and review of earlier work. Rev. Geophys. 29:1991;159-190.
20. McDougall I., McElhinny M.W. The Rajmahal Traps of India - K-Ar ages and palaeomagnetism. Earth Planet. Sci. Lett. 9:1970;371-378.
21. Klootwijk C.T. Palaeomagnetism of the Upper Gondwana Traps, northeast India. Tectonophysics. 12:1971;449-467.
22. Das A.K., Piper J.D.A., Banyopadhyay G., Mallik S.B. Polarity inversion in the Rajmahal lavas, north-east India: trap emplacement near commencement of the Cretaceous Normal Superchron. Geophys. J. Int. 124:1996;427-452.
23. Poornachundra Rao G.V.S., Mallikarjuna Rao J. Palaeomagnetism of the Rajmahal Traps of India: implications to the Cretaceous Normal Superchron. J. Geomagn. Geoelectr. 48:1996;993-1000.
24. Tarduno J.A., Cottrell R.D. Paleomagnetic evidence for motion of the Hawaiian hotspot during formation of the Emperor seamounts. Earth Planet. Sci. Lett. 153:1997;171-180.
25. Steinberger B., O'Connell R.J. Advection of plumes in mantle flow: implications for hotspot motion, mantle viscosity and plume distribution. Geophys. J. Int. 132:1998;412-434.
26. W. Kent, A.D. Saunders, P.D. Kempton, N.C. Ghose, Rajmahal Basalts, Eastern India: mantle sources and melt distribution at a volcanic rifted margin, in: J.J. Mahoney, M.F. Coffin (Eds.), Large Igneous Provinces: Continental, Oceanic, and Planetary Flood Volcanism, Am. Geophys. Union, Geophys. Monogr. 100 (1997) 145-182.
27. Curray J.R., Munasinghe T. Origin of the Rajmahal Traps and the 85°E Ridge: preliminary reconstructions of the trace of the Crozet hotspot. Geology. 19:1991;1237-1240.
28. M. Storey, J.J. Mahoney, A.D. Saunders, Cretaceous basalts in Madagascar and the transition between plume and continental lithosphere mantle sources, in: J.J. Mahoney and M.F. Coffin (Eds.), Large Igneous provinces: Continental, Oceanic, and Planetary Flood Volcanism, Am. Geophys. Union, Geophys. Monogr. 100 (1997) 95-122.