Assessing the presence of garnet-pyroxenite in the mantle sources of basalts through combined hafnium-neodymium-thorium isotope systematics

Geochemistry, Geophysics, Geosystems

Volumn 1, Issue 12, 2000, Pages

  Stracke, Andreas ^a   Salters, Vincent J M ^a   Sims, Ken W W ^b  

^a FLORIDA STATE UNIVERSITY   (United States)

^b WOODS HOLE OCEANOGRAPHIC INSTITUTION   (United States)

Author keywords

garnet pyroxenite; hafnium; Hawaii; partition coefficients; thorium; U series disequilibrium

Indexed keywords

BASALT; GARNETS; HAFNIUM; ISOTOPES; MELTING; METAMORPHIC ROCKS; NEODYMIUM; TRACE ELEMENTS;

ELEMENT FRACTIONATION; GARNET PERIDOTITE; GARNET PYROXENITE; HAWAII; ISOTOPIC COMPOSITION; PARTITION COEFFICIENT; THORIUM ISOTOPES; U-SERIES DISEQUILIBRIA;

THORIUM;

EID: 84890816710     PISSN: None     EISSN: 15252027     Source Type: Journal    
DOI: 10.1029/1999GC000013     Document Type: Article

References (48)

1. Allègre, C. J., and, D. L. Turcotte, (1986), Implications of a two component marble-cake mantle, Nature, 323, 123-127.
2. Beattie, P., (1993 a), Uranium-thorium disequilibria and partitioning on melting of garnet peridotite, Nature, 363, 63-65.
3. Beattie, P., (1993 b), The generation of uranium series disequilibria by partial melting of spinel peridotite-Constraints from partitioning studies, Earth Planet. Sci. Lett., 117, 379-391.
4. Bender, J. F., C. H. Langmuir, and, G. N. Hanson, (1984), Petrogenesis of basalt glasses from the Tamayo region, East Pacific Rise, J. Petrol., 25, 213-254.
5. Blichert-Toft, J., C. Chauvel, and, F. Albarède, (1997), Separation of Hf and Lu for high-precision isotope analysis of rock samples by magnetic sector-multiple collector ICP-MS, Contrib. Mineral. Petrol., 127, 248-260.
6. Blichert-Toft, J., F. Albarède, and, J. Kornprobst, (1999 a), Lu-Hf isotope systematics of garnet pyroxenites from Beni Bousera, Morocco: Implications for basalt origin, Science, 283, 1303-1306.
7. Blichert-Toft, J., F. A. Frey, and, F. Albarède, (1999 b), Hf isotopic evidence for pelagic sediments in the source of Hawaiian basalts, Science, 285, 879-882.
8. Blundy, J. D., J. A. C. Robinson, and, B. J. Wood, (1998), Heavy REE are compatible in clinopyroxene on the spinel lherzolite solidus, Earth Planet. Sci. Lett., 160, 493-504.
9. 2, Geochim. Cosmochim. Acta, 60, 359-364.
10. 238U systematics in MORB: A global perspective, Nature, 384, 231-235.
11. DePaolo, D. J., (1988), Nd Isotope Geochemistry: An Introduction, Springer-Verlag, New York.
12. Elliott, T., (1997), Fractionation of U and Th during mantle melting: A reprise, Chem. Geol., 139, 165-183.
13. Frey, F. A., N. Walker, D. Stakes, S. R. Hart, and, R. Nielsen, (1993), Geochemical characteristics of basaltic glasses from the AMAR and FAMOUS axial valleys, Mid-Atlantic Ridge (36-37N): Petrogenetic implications, Earth Planet. Sci. Lett., 115, 117-136.
14. Gaetani, G. A., and, T. L. Grove, (1995), Partitioning of rare earth elements between clinopyroxene and silicate melt: Crystal-chemical controls, Geochim. Cosmochim. Acta, 59, 1951-1962.
15. Hart, S. R., and, T. Dunn, (1993), Experimental cpx/melt partitioning of 23 trace elements, Contrib. Mineral. Petrol., 113, 1-l18.
16. Hauri, E., (1996), Major-element variability in the Hawaiian mantle plume, Nature, 382, 415-419.
17. Hauri, E., T. P. Wagner, and, T. L. Grove, (1994), Experimental and natural partitioning of Th, U, Pb and other trace elements between garnet, clinopyroxene and basaltic melts, Chem. Geol., 117, 149-166.
18. Hauri, E. H., J. C. Lassiter, and, D. J. DePaolo, (1996), Osmium isotope systematics of drilled lavas from Mauna Loa, Hawaii, J. Geophys. Res., 101, 11,793-11,806.
19. Hirschmann, M. M., and, E. M. Stolper, (1996), A possible role for garnet pyroxenite in the origin of the "garnet signature" in MORB, Contrib. Mineral. Petrol., 124, 185-208.
20. Hofmann, A. W., (1988), Chemical differentiation of the Earth: The relationship between mantle, continental crust, and oceanic crust, Earth Planet. Sci. Lett., 90, 297-314.
21. Johnson, K. T. M., (1998), Experimental determination of partition coefficients for rare earth and high-field strength elements between clinopyroxene, garnet and basaltic melt at high pressures, Contrib. Mineral. Petrol., 113, 60-68.
22. Johnson, K. T. M., H. J. B. Dick, and, N. Shimizu, (1990), Melting in the oceanic upper mantle: An ion microprobe study of diopsides in abyssal peridotites, J. Geophys. Res., 95, 2661-2678.
23. Lassiter, J. C., and, E. H. Hauri, (1998), Osmium-isotope variations in Hawaiian lavas: Evidence for recycled oceanic lithosphere in the Hawaiian plume, Earth Planet. Sci. Lett., 164, 483-496.
24. LaTourrette, T. Z., A. K. Kennedy, and, G. J. Wasserburg, (1993), Thorium-uranium fractionation by garnet: Evidence for a deep source and rapid rise of oceanic basalts, Science, 261, 739-742.
25. Lundstrom, C. C., H. F. Shaw, F. J. Ryerson, D. L. Phinney, J. B. Gill, and, Q. Williams, (1994), Compositional controls on the partitioning of U, Th, Ba, Pb, Sr and Zr between clinopyroxene and haplobasaltic melts: Implications for uranium series disequilibria in basalts, Earth Planet. Sci. Lett., 128, 407-423.
26. Lundstrom, C. C., D. E. Sampson, M. R. Perfit, J. Gill, and, Q. Williams, (1999), Insights into mid-ocean ridge basalt petrogenesis: U series disequilibria from the Siqueiros Transform, Lamont Seamounts, and East Pacific Rise, J. Geophys. Res., 104, 13,035-13,048.
27. 238U disequilibrium and the melting processes beneath ridge axes, Earth Planet. Sci. Lett., 72, 149-157.
28. Nielsen, R. L., (1985), A method for the elimination of compositional dependence of trace element distribution coefficients, Geochim. Cosmochim. Acta, 49, 1775-1779.
29. Niu, Y., K. Collerson, R. Batiza, J. Wendt, and, M. Regelous, (1999), Origin of enriched-type mid-ocean ridge basalt at ridges far from mantle plumes: The East Pacific Rise at 11′20N, J. Geophys. Res., 104, 7067-7087.
30. Pearson, D. G., P. H. Davies, P. H. Nixon, P. B. Greenwood, and, D. P. Mattey, (1991), Oxygen isotope evidence for the origin of pyroxenites in the Beni Bousera peridotite massif, N. Morocco: Derivation from subducted oceanic lithosphere, Earth Planet. Sci. Lett., 102, 289-301.
31. Prinzhofer, A., E. Lewin, and, C. J. Allègre, (1989), Stochastic melting of the marble cake mantle: Evidence from local study of the East Pacific Rise at 1250′N, Earth Planet. Sci. Lett., 92, 189-206.
32. Putirka, K., (1999), Melting depths and mantle heterogeneity beneath Hawaii and the East Pacific rise: Constraints from Na/Ti and rare earth element ratios, J. Geophys. Res., 104, 2817-2829.
33. Reisberg, L. C., C. J. Allègre, and, J. M. Luck, (1991), The Re-Os systematics of the Ronda ultramafic complex of southern Spain, Earth Planet. Sci. Lett., 105, 196-213.
34. Roden, M. F., T. Trull, S. R. Hart, and, F. A. Frey, (1994), New He, Nd, Pb, and Sr isotopic constraints on the constitution of the Hawaiian plume-Results from Koolau volcano, Oahu, Hawaii, USA, Geochim. Cosmochim. Acta, 58, 1431-1440.
35. Salters, V. J. M., (1996), The generation of mid-ocean ridge basalts from the Hf and Nd isotope perspective, Earth Planet. Sci. Lett., 141, 109-123.
36. Salters, V. J. M., and, S. R. Hart, (1989), The Hf-paradox, and the role of garnet in the MORB source, Nature, 342, 420-422.
37. Salters, V. J. M., and, J. E. Longhi, (1999), Trace element partitioning during the initial stages of melting beneath ocean ridges, Earth Planet. Sci. Lett., 166, 15-30.
38. Salters, V. J. M., J. E. Longhi, and, M. Bizimis, (1999), Trace element partitioning on the mantle solidus up to 3.4 GPa, Eos Trans. AGU, 80 (46), Fall Meet. Suppl., F1113.
39. Shen, Y., and, D. W. Forsyth, (1995), Geochemical constraints on initial and final depths of melting beneath mid-ocean ridges, J. Geophys. Res., 100, 2211-2237.
40. Sigmarsson, O., S. Carn, and, J. Carracedo, (1998), Systematics of U-series nuclides in primitive lavas from the 1730-36 eruption on Lanzarote, Canary Islands: Implications for the role of garnet-pyroxenite during oceanic basalt formations, Earth Planet. Sci. Lett., 162, 137-151.
41. Sims, K. W. W., D. J. DePaolo, M. T. Murrell, W. Scott Baldridge, S. J. Goldstein, and, D. A. Clague, (1995), Mechanisms of magma generation beneath Hawaii and mid-ocean ridges: Uranium/thorium and samarium/neodymium isotopic evidence, Science, 267, 508-512.
42. 231Pa disequilibria. Geochim. Cosmochim. Acta, 63 (23/24), 4119.
43. Spiegelman, M., and, T. Elliott, (1993), Consequences of melt transport for uranium series disequilibrium in young lavas, Earth Planet. Sci. Lett., 118, 1-20.
44. Stille, P., D. M. Unruh, and, M. Tatsumoto, (1983), Pb, Sr, Nd and Hf isotopic evidence of multiple sources for Oahu, Hawaii basalts, Nature, 304, 25-29.
45. van Westerenen, W., J. Blundy, and, B. Wood, (1999), Crystal-chemical controls on trace element partitioning between garnet and anhydrous silicate melt, Am. Mineral., 84, 838-847.
46. Zindler, A., and, S. R. Hart, (1986), Chemical Geodynamics, Ann. Rev. Earth Plan. Sci., 14, 493-571.
47. Zindler, A., S. R. Hart, F. A. Frey, and, S. P. Jakobsson, (1979), Nd and Sr isotope ratios and rare earth element abundances in Reykjanes peninsula basalts: Evidence for mantle heterogeneity beneath Iceland, Earth Planet. Sci. Lett., 45, 249-262.
48. Zindler, A., H. Staudigel, and, R. Batiza, (1984), Isotope and trace element geochemistry of young Pacific seamounts: Implications for the scale of upper mantle heterogeneity, Earth Planet. Sci. Lett., 70, 175-195.