Plume-ridge interaction in the Easter-Salas y Gomez seamount chain-Easter microplate system: Pb isotope evidence

Journal of Geophysical Research: Solid Earth

Volumn 103, Issue 10, 1998, Pages 24159-24177

  Kingsley, Richard H ^a   Schilling, Jean Guy ^a  

^a UNIVERSITY OF RHODE ISLAND   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

MANTLE PLUME; MANTLE SOURCE; MID-OCEAN RIDGE; SEAMOUNT;

EASTER-SALAS Y GOMEZ SEAMOUNT CHAIN; PACIFIC OCEAN;

EID: 11644316880     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/98jb01496     Document Type: Article

References (91)

1. Albarède, F., Introduction to Geochemical Modeling, 543 pp., Cambridge Univ. Press, New York, 1995.
2. Bonatti, E., C.G.A. Harrison, D.E. Fisher, J. Honnorez, J.-G. Schilling, J.J. Stipp, and M. Zentilli, Easter volcanic chain (southeast Pacific): A mantle hot line, J. Geophys. Res., 82, 2457-2478, 1977.
3. Cande, S.C., and D.V. Kent, Revised calibration of the geomagnetic polarity timescale for the late Cretaceous and Cenozoic, J. Geophys. Rex., 100, 6093-6095, 1995.
4. Clark, J.G., and J. Dymond, Geochronology and petrochemistry of Easter and Sala y Gomez Islands: Implications for the origin of the Sala Y Gomez Ridge, J. Volcanol. Geotherm. Res., 2, 29-48, 1977.
5. Class, C., S.L. Goldstein, S.J.G. Galer, and D. Weis, Young formation age of a mantle plume source, Nature, 362, 715-721, 1993.
6. Cohen, R.S., and R.K. O'Nions, The lead, neodymium and strontium isotopic structure of ocean ridge basalts, J. Petrol., 23, 299-324, 1982.
7. Cohen, R.S., N.M. Evensen, P.J. Hamilton, and R.K. O'Nions, U-Pb, SmNd and Rb-Sr systematics of mid-ocean ridge basalt glasses, Nature, 283, 149-153, 1980.
8. Duncan, R.A., and R.B. Hargraves, Plate tectonic evolution of the Caribbean region in the mantle reference frame, in The Caribbean-South American Plate Boundary and Regional Tectonics, edited by W.E. Bonini, R.B. Hargraves, and R. Shagam, pp. 81-93, Geol. Soc. of Am., Boulder, Colo., 1984.
9. Duncan, R.A., M.T. McCulloch, H.G. Barsczus, and D.R. Nelson, Plume versus lithospheric sources for melts at Ua Pou, Marquesas Islands, Nature, 322, 534-538, 1986.
10. Dupuy, C., P. Vidal, H.G. Barsczus, and C. Chauvel, Origin of basalts from the Marquesas Archipelago (south central Pacific Ocean): Isotope and trace element constraints, Earth Planet. Sci. Lett., 82, 145-152, 1987.
11. Dupuy, C., P. Vidal, R.C. Maury, and G. Guille, Basalts from Mururoa, Fangataufa and Gambier islands (French Polynesia): Geochemical dependence on the age of the lithosphere, Earth Planet. Sci. Lett., 117, 89-100, 1993.
12. 86Sr and REE variations along the Easter Microplate boundaries (South Pacific): Application of multivariate statistical analyses to ridge segmentation, Chem. Geol., 89, 209-241, 1991.
13. Grail, H.M., B.B. Hanan, E.A. Okal, and J.-G. Schilling, The Macdonald hotspot: Pb isotopes, Eos Trans. AGU, 66, 409, 1985.
14. Grail, H.M., D. Fontignie, B.B. Hanan, and J.-G. Schilling, Pb and Sr isotopes in basalts from Muruoa and Fangataufa Atolls, Tuamotu Archipelago, Eos Trans. AGU, 67, 414, 1986.
15. Gripp, A.E., and R.G. Gordon, Current plate velocities relative to the hotspots incorporating the NUVEL-1 global plate motion model. Geophys. Res. Lett., 17, 1109-1112, 1990.
16. Haase, K.M., and C.W. Devey, Geochemistry of lavas from the Ahu and Tupa volcanic fields, Easter hotspot, southeast Pacific: Implications for intraplate magma genesis near a spreading axis, Earth Planet. Sci. Lett., 137, 129-143, 1996.
17. Haase, K.M., C.W. Devey, and S.L. Goldstein, Two-way exchange between the Easter mantle plume and the Easter microplate spreading axis, Nature, 382, 344-345, 1996
18. Halliday, A.N., G.R. Davies, D.-C. Lee, S. Tommasini, C.R. Paslick, J.G. Fitton, and D.E. James, Lead isotope evidence for young trace element enrichment in the oceanic upper mantle, Nature, 359, 623-627, 1992.
19. Hamelin, B., B. Dupré, and C.J. Allègre, Lead-strontium isotopic variations along the East Pacific Rise and the Mid-Atlantic Ridge: A comparative study, Earth Planet. Sci. Lett., 67, 340-350, 1984.
20. Hanan, B.B., and J.-G. Schilling, Easter microplate evolution: Pb isotope evidence, J. Geophys. Res., 94, 7432-7448, 1989.
21. Hanan, B.B., R.H. Kingsley, and J.-G. Schilling, Pb isotope evidence in the South Atlantic for migrating ridge-hotspot interactions, Nature, 322, 137-144, 1986.
22. Hanson, G.N., Geochemical evolution of the suboceanic mantle, J. Geol. Soc. London, 134, 235-253, 1977.
23. Hart, S.R., A large-scale isotope anomaly in the Southern Hemisphere mantle, Nature, 309, 753-757, 1984.
24. Hauri, E.H., Major-element variability in the Hawaiian mantle plume, Nature, 382, 415-419, 1996.
25. Hékinian, R., J. Francheteau, R. Armijo, J.P. Cogné, M. Constantin, J. Girardeau, R. Hey, D.F. Naar, and R. Searle, Petrology of the Easter Microplate region of the South Pacific, J. Petrol., 72, 259-289, 1996.
26. Herron, E.M., Sea-floor spreading and Cenozoic history of the east-central Pacific, Geol. Soc. Am. Bull., 83, 1671-1692, 1972.
27. Hey, R.N., P.D. Johnson, F. Martinez, J. Korenaga, M.L. Somers, Q.J. Huggett, T.P. LeBas, R.I. Rusby, and D.F. Naar, Plate boundary reorganization at a large-offset, rapidly propagating rift, Nature, 378, 167-170, 1995.
28. Hirschmann, M.M., and E.M. Stolper, A possible role for garnet pyroxenite in the origin of the "garnet signature" in MORB, Contrib. Mineral. Petrol., 124, 185-208, 1996.
29. Ito, E., W.M. White, and C. Gopel, The O, Sr, Nd and Pb isotope geochemistry of MORB, Chem. Geol., 62, 157-176, 1987.
30. Ito, G.T., and J. Lin, Mantle temperature anomalies along the present and paleoaxes of the Galápagos spreading center as inferred from gravity analyses, J. Geophys. Res., 100, 3733-3745, 1995.
31. Ho, G.T., M. McNutt, and R.L. Gibson, Crustal structure of the Tuamotu Plateau, 15°S, and its implications for its origin, J. Geophys. Res., 100, 8097-8114, 1995.
32. Kincaid, C., G. Ito, and C. Gable, Laboratory investigation of the interaction of off-axis plumes and spreading centers, Nature, 376, 758-761, 1995
33. Kincaid, C., J.-G. Schilling, and C. Gable, The dynamics of off-axis plume-ridge interaction in the uppermost mantle, Earth Planet. Sci. Lett., 137, 29-44, 1996.
34. Kingsley, R.H., J.-G. Schilling, R. Poreda, R. Batiza, D. Naar, and D. Fontignie, Easter - Salas y Gomez seamount chain: Pb isotope evidence, Eos Trans. AGU, 75(44) Fall Meet. Suppl., 726, 1994.
35. Kruse, S.E., Z.J. Liu, D.F. Naar, and R.A. Duncan, Effective elastic thickness of the lithosphere along the Easter seamount chain, J. Geophys. Res., 102, 27305-27317, 1997.
36. Langmuir, C.H., and J.F. Bender, The geochemistry of oceanic basalts in the vicinity of transform faults: Observations and implications, Earth Planet. Sci. Lett., 69, 107-127, 1984.
37. Langmuir, C.H., E.M. Klein, and T. Plank, Petrological systematics of Mid-Ocean Ridge basalts: Constraints on melt generation beneath ocean ridges, in Mantle Flow and Melt Generation at Mid-Ocean Ridges, Geophys. Monogr. Sci., vol. 71, edited by J. Phipps Morgan, D.K. Blackman, and J.M. Sinton, pp. 183-280, AGU, Washington, D. C., 1992.
38. Lin, J., and J. Phipps Morgan, The spreading rate dependence of three-dimensional mid-ocean ridge gravity structure, Geophys. Res. Lett., 19, 13-16, 1992.
39. Liu, Z.J. The origin and evolution of the Easter Seamount Chain, Ph.D. thesis, Univ. of South Fla., St. Petersburg, 1996.
40. Liu, Z.J., and D.F. Naar, Side-scan processing of GLORI-B and SeaBeam 2000, Mar. Geophys. Res., in press, 1998a.
41. Liu, Z.J., and D.F. Naar, Swath bathymetry processing of GLORI-B and SeaBeam 2000, Mar. Geophys. Res., in press, 1998b.
42. Liu, Z.J., D.F. Naar, R. Beale, M. Somers, and C. Demoustier, GLORI-B data processing, Eos Trans. AGU, 75(16), Spring Meet. Suppl., 341, 1994.
43. Mahoney, J.J., J.M. Sinton, M.D. Kurz, J.D. Macdougall, K.J. Spencer, and G.W. Lugmair, Isotope and trace element characteristics of a super-fast spreading ridge: East Pacific rise, 13-23°S, Earth Planet. Sci. Lett., 121, 173-193, 1994.
44. Mammerickx, J., Depth anomalies in the Pacific: Active, fossil and precursor. Earth Planet. Sci. Lett., 53, 147-157, 1981.
45. Mammerickx, J., and D.T. Sandwell, Rifting of old oceanic lithosphere, J. Geophys. Res., 91, 1975-1988, 1986.
46. Mammerickx, J., E. Herron, and L. Dorman, Evidence for two fossil spreading ridges in the southeast Pacific, Geol. Soc. Am. Bull., 91, 263-271, 1980.
47. Morgan, W.J., Deep mantle convection plumes and plate motions, Am. Assoc. Pet. Geol. Bull., 56, 203-213, 1972.
48. Naar, D.F., and R.N. Hey, Tectonic evolution of the Easter Microplate, J. Geophys. Res., 96, 7961-7993, 1991.
49. Naar, D.F., et al., GLORI-B and geochemical investigation of the Easter seamount chain: EPR to San Ambrosio Island, Eos Trans. AGU, 74(43), Fall Meet. Suppl., 672, 1993.
50. O'Connor, J.M., P. Stoffers, and M.O. McWilliams, Time-space mapping of Easter chain volcanism, Earth Planet. Sci. Lett., 136, 197-212, 1995.
51. Okal, E.A., and A. Cazenave, A model for the plate tectonic evolution of the east-central Pacific based on Seasat investigations, Earth Planet. Sci. Lett., 72, 99-116, 1985.
52. Palacz, Z.A., and A.D. Saunders, Coupled trace element and isotope enrichment in the Cook-Austral-Samoa islands, southwest Pacific, Earth Planet. Sci. Lett., 79, 270-280, 1986.
53. Pan, Y., and R. Batiza, Major element chemistry of volcanic glasses from the Easter seamount chain: Constraints on melting conditions in the plume channel. J. Geophys. Res., 103, 5287-5304, 1998.
54. Phipps Morgan, J., Mid-ocean ridge dynamics: Observations and theory, U.S. Natl. Rep. Int. Union Geol. Geophys., 1987-1990. Rev. Geophys., 29, 807-822, 1991.
55. Phipps Morgan, J., The generation of a compositional lithosphere by mid-ocean ridge melting and its effect on subsequent off-axis hotspot upwelling and melting, Earth Planet. Sci. Lett., 146, 213-232, 1997.
56. Phipps Morgan, J., W.J. Morgan, and E. Price, Hotspot melting generates both hotspot volcanism and hotspot swell, J. Geophys. Res., 100, 8045-8062, 1995.
57. Pilger, R.H.J., and D.W. Handschumacher, The fixed-hotspot hypothesis and origin of the Easter-Sala y Gomez-Nazca trace, Geol. Soc. Am. Bull., 92, 437-446, 1981.
58. Poreda, R.J., J.-G. Schilling, and H. Craig, Helium isotope ratios in Easter Microplate basalts, Earth Planet. Sci. Lett., 119, 319-329, 1993.
59. Prinzhofer, A., E. Lewin, and C.J. Allègre, Stochastic melting of the marble cake mantle: Evidence from local study of the East Pacific Rise at 12°50'N, Earth Planet. Sci. Lett., 92, 189-206, 1989.
60. Rappaport, Y. Seamount shape and size distribution near Easter Island, M.S. thesis, Univ. of South Fla., St. Petersburg, 1996.
61. Rappaport, Y., D.F. Naar, C.C. Barton, Z.J. Liu, and R.N. Hey, Morphology and distribution of seamounts surrounding Easter Island, J. Geophys. Res., 102, 24713-24728, 1997.
62. Ribe, N.M., The dynamics of plume-ridge interaction, 2, Off-ridge plumes, J. Geophys. Res., 101, 16,195-16,204, 1996.
63. Ribe, N., U.R. Christensen, and J. Theissing, The dynamics of plumeridge interaction, 1, Ridge-centered plumes, Earth Planet. Sci. Lett., 134, 155-168, 1995.
64. Sandwell, D.T. E.L. Winterer, J. Mammerickx, R.A. Duncan, M.A. Lynch, D.A. Vevitt, and C.L. Johnson, Evidence for diffuse extension of the Pacific plate from Pukapuka Ridges and cross-grain gravity linentions, J. Geophys. Res., 100, 15087-15099, 1995.
65. Schilling, J.-G., Upper mantle heterogeneities and dynamics, Nature, 314, 62-67, 1985.
66. Schilling, J.-G., Isotope inferences on mantle heterogeneities and flow beneath the Atlantic. Terra Cognita, 6, 186, 1986.
67. Schilling, J.-G., Fluxes and excess temperatures of mantle plumes inferred from their interaction with migrating mid-ocean ridges, Nature, 352, 397-403, 1991.
68. Schilling, J.-G. (Ed.), Oceanic Domains and the Mantle., Soc. Fr. de Minéral. et de Cristallogr., Paris, 1992.
69. Schilling, J.-G., H. Sigurdsson, A.N. Davis, and R.N. Hey, Easter Microplate evolution. Nature. 317, 325-331, 1985a.
70. Schilling, J.-G., G. Thompson, R. Kingsley, and S. Humphris, Hotspotmigrating ridge interaction in the South Atlantic, Nature, 313, 187-191, 1985b.
71. Sleep, N.H., Tapping of magmas from ubiquitous mantle heterogeneities: An alternative to mantle plumes?, J. Geophys. Res., 89, 10,029-10,041, 1984.
72. Sleep, N.H., Hotspots and mantle plumes: Some phenomenology, J. Geophys. Res., 95, 6715-6736, 1990.
73. Sleep, N.H., Lateral flow of hot plume material ponded at sublithospheric depths, J. Geophys. Res., 101, 28065-28083, 1996.
74. Smith, W.H.F., and D.T. Sandwell, Bathymetric prediction from dense satellite altimetry and sparse shipboard bathymetry, J. Geophys. Res., 99, 21,803-21,824, 1994.
75. Sparks, D.W., and E.M. Parmentier, Melt extraction from the mantle beneath spreading centers. Earth Planet. Sci. Lett., 105, 368-377, 1991.
76. Sun, S.S., Lead isotopic study of young volcanic rocks from mid-ocean ridges, ocean islands and island arcs, Philos. Trans. R. Soc. London. Ser.A, 297, 409-445, 1980.
77. Taras, B.D., and S.R. Hart. Geochemical evolution of the New England seamount chain: Isotopic and trace element constraints, Chem. Geol. 64, 35-54, 1987.
78. Tatsumoto, M., Isotopic composition of lead in oceanic basalt and its implication to mantle evolution. Earth Planet. Sci. Lett., 38, 63-87, 1978.
79. Tilton, G.R., Isotopic lead ages of chrondritic meteorites, Earth Planet. Sci. Lett., 19, 321, 1973.
80. 205Pb double spike for lead isotopic analyses, Terra Cognita, 4, 209, 1984.
81. Turcotte, D.L., and G. Schubert, Geodynamics Application of Continuum Physics to Geological Problems, 450 pp., John Wiley, New York, 1982.
82. 86Sr and large ion lithophile element variations (85°W-101°W), J. Geophys. Res., 87, 10838-10856, 1982.
83. Verma, S.P., J.-G. Schilling, and D.G. Waggoner, Neodymium isotopic evidence for Galapagos hotspot-spreading center system evolution, Nature, 306, 654-657, 1983.
84. Vidal, P., Mantle: More HIMU in the future?, Geochim. Cosmochim. Acta, 56, 4295-4299, 1992.
85. Vidal, P., C. Chauvel, and R. Brousse, Large mantle heterogeneity beneath French Polynesia, Nature, 307, 536-538, 1984.
86. White, W.M., A.W. Hofmann, and H. Puchelt, Isotope geochemistry of Pacific mid-ocean ridge basalts, J. Geophys. Res., 92, 4881-4893, 1987.
87. Wood, D.A., A variably veined suboceanic upper mantle: Genetic significance for mid-ocean ridge basalts from geochemical evidence, Geology, 7, 499-503, 1979.
88. Woodhead, J.D., and M.T. McCulloch, Ancient seafloor signals in Pitcairn Island lavas and evidence for large amplitude, small length-scale mantle heterogeneities, Earth Planet. Sci. Lett., 94, 257-273, 1989.
89. Woodhead, J.D., and C.W. Devey, Geochemistry of the Pitcairn seamounts; I, Source character and temporal trends. Earth Planet. Sci. Lett., 116, 81-99, 1993.
90. Woods, M.T., and E. A. Okal, The structure of the Nazca Ridge and Sala y Gomez seamount chain from the dispersion of Raliegh waves, Geophys. J. Int., 117, 205-222, 1994.
91. Yu, D., D. Fontignie, and J.-G. Schilling, Mantle plume-ridge interactions in the central North Atlantic: A Nd isotope study of Mid-Atlantic Ridge basalts from 30°N to 50°N, Earth Planet. Sci. Lett., 146, 259-272, 1997.