Radioactive Disequilibrium among 238U Series Nuclides in Recent Volcanic Rocks: A Model for Chronology and Mechanism of Formation

Geochemistry International

Volumn 33, Issue 5, 1996, Pages 1-13

  Turekian, K K ^a   Krishnaswami, S ^a,b   Ribe, N M ^a   Reinitz, I M ^a  

^a YALE UNIVERSITY   (United States)

^b PHYSICAL RESEARCH LABORATORY   (India)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0348013034     PISSN: 00167029     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (31)

1. 230Th systematics. Earth and Planet. Sci. Lett., 28, 395.
2. Bennett, J.T., S. Krishnaswami, K.K. Turekian, et al., 1982. The uranium and thorium decay series nuclides in Mt. St. Helens effusives. Ibid., 60, 61.
3. Capaldi, G., M. Cortini, P. Gasparini, and R. Pece, 1976. Short-lived radioactive disequilibria in freshly erupted volcanic rocks and their implications for the pre-eruptive history of a magma, J. Geophys. Res., 81, 350.
4. Fitton, J.G., C.R.J. Kilbum, M.F. Thirlwall, and D.J. Hughes, 1983. 1982 eruption of Mount Cameroon, West Africa. Nature, 306, 327.
5. Gill, J.B. and R.W. Williams, 1990. Th isotope and U-series studies of subduction-related volcanic rocks. Geochim. et Cosmochim. Acta., 54, 1427.
6. Gill, J.B., D.M. Pyle, and R.W. Williams, 1992. Igneous rocks. Uranium-series disequilibrium (M. Ivanovich and R.S. Harmon, editors), 2nd ed. Oxford. Sci. Pub., 207.
7. Goldstein, S.J., M.T. Murrell, and D.R. Janecky, 1989. Th and U isotopic systematics of basalts from the Juan de Fuca and Gorda Ridges by mass spectrometry. Earth and Planet. Sci. Lett., 96, 134.
8. 210Pb. Ztschr. Naturforsch. A., Bd. 24, 134.
9. 230Th disequilibrium. Earth and Planet. Sci. Lett., 107, 25.
10. Keppler, H. and P.J. Wyllie, 1990. Role of fluids in transport and fractionation of uranium and thorium in magmatic processes. Nature, 348, 531.
11. 238U decay chain nuclides during magma formation and volcanism. Geochim. et Cosmochim. Acta., 48, 505.
12. Krishnaswami, S., I.M. Reinitz, and K.K. Turekian, 1986. Uranium and thorium fractionation in volcanic rocks: Its spatial and temporal extent. EOS Trans. Amer. Geophys. Union, 67, 1271.
13. Lambert, G., B. Ardouin, and G. Polian, 1982. Volcanic output of long-lived radon daughters. J. Geophys. Res., 87, No. 11, 103.
14. Lambert, G., M.F. Le Cloarec, B. Ardouin, and J.C. Le Roulley, 1985. Volcanic emission of radionuclides and magma dynamics. Earth and Planet Sci. Lett., 76, 185.
15. Langmuir, C.H., J.F. Bender, A.E. Bence, et al., 1977. Petrogenesis of basalts from the Famous area: Mid-Atlantic Ridge. Ibid., 36, 133.
16. McKenzie, D., 1984. The generation and compaction of partially molten rock. J. Petrol., 25, 713.
17. 238U disequilibrium and the melting processes beneath ridge axes. Earth and Planet. Sci. Lett., 72, 149.
18. 238U disequilibrium systematics in oceanic tholeiites from 21°N on the East Pacific Rise. Earth and Planet. Sci. Lett., 65, 17.
19. 238U disequilibrium systematics in lavas from three hot spot regions: Hawaii, Prince Edward and Samoa. Geochim. et Cosmochim.Acta., 48, 315.
20. Oversby, V.M. and P.W. Gast, 1968. Lead isotopic composition and uranium decay series disequilibrium in recent volcanic rocks. Earth and Planet. Sci. Lett., 5, 199.
21. Press, W.H., B.P. Hannery, S.A. Teukolsky, and W.T. Vetterling, 1989. Numerical recipes. Cambridge Univ. Press.
22. 238U chain nuclides in young volcanic rocks: Ph.D. Thesis. Yale Univ., New Haven, 138 p.
23. 230Th fractionation in young basaltic glasses from the East Pacific Rise. Earth and Planet. Sci. Lett., 94, 199.
24. Reinitz, I.M. and K.K. Turekian, 1991. The behavior of the uranium decay chain nuclides and thorium during the flank eruptions of Kilauea (Hawaii) between 1983 and 1985. Geochim. et Cosmochim. Acta, 55, 3735.
25. 226Ra excesses in mid-ocean-ridge basalts and mantle melting. Nature, 335, 158.
26. Sen, M.K. and P.L. Stoffa, 1992. Rapid sampling of model space using genetic algorithms: Examples from seismic waveform inversion. Geophys. J. Intern., 108, 281.
27. 226Ra in contemporary volcanics and inferred time constants of magma formation (Abstr.). Geol. Soc. Amer, annual meeting, San Diego.
28. Villari, L., 1970. The Caldera of Pantelleria. Bull. Volcanol., 34, 758.
29. 230Th isotopic disequilibria measured by mass spectrometry. EOS Trans. Amer. Geophys. Union, 71, 1702.
30. Williams, R.W., and J.B. Gill., 1989. Effects of partial melting on the uranium decay series. Geochim. et Cosmochim. Acta., 53, 1607.
31. Williams, R.W., J.B. Gill and K.W. Bruland, 1986. Ra-Th disequilibria systematics: Time scale of carbonatite magma formation at Oldoinyo Lengai Volcano, Tanzania. Ibid., 50, 1249.