The dynamics of off-axis plume-ridge interaction in the uppermost mantle

Earth and Planetary Science Letters

Volumn 137, Issue 1-4, 1996, Pages 29-43

  Kincaid, C ^a   Schilling, J G ^a   Gable, C ^b  

^a UNIVERSITY OF RHODE ISLAND   (United States)

^b LOS ALAMOS NATIONAL LABORATORY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

MANTLE; MANTLE PLUMES; MID OCEAN RIDGE; MID-OCEAN RIDGES; MODEL; PLUME-RIDGE INTERACTION; PLUME/RIDGE INTERACTION; RHEOLOGICAL BOUNDARY LAYER;

EID: 0029752245     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/0012-821x(95)00201-m     Document Type: Article

References (41)

1. P.R. Vogt, Asthenospheric motion recorded by the ocean floor south of Iceland, Earth Planet. Sci. Lett. 13, 155-160, 1971.
2. W.J. Morgan, Convection plumes in the lower mantle, Nature 230, 42-43, 1971.
3. J.-G. Schilling, Iceland mantle plume: Geochemical study of Reykjanes Ridge, Nature 242, 565-571, 1973.
4. S.R. Hart, J.-G. Schilling and J.L. Powell, Basalts from Iceland and along the Reykjanes Ridge: Sr isotope geochemistry, Nature 246, 104-107, 1973.
5. S.-S. Sun, M. Tatsumoto and J.-G. Schilling, Mantle plume mixing along the Reykjanes Ridge axis: lead isotopic evidence, Science 190, 143-147, 1975.
6. R.J. Poreda, J.-G. Schilling and H. Craig, Helium isotope ratios in Easter microplate basalts, Earth Planet. Sci. Lett. 119, 319-329, 1993.
7. M.A. Feighner and M.A. Richards, The fluid dynamics of plume-plate interactions: An experimental investigation, Earth Planet. Sci. Lett. 129, 171-182, 1995.
8. N.M. Ribe, U.R. Christensen and J. Theissing, The dynamics of plume-ridge interaction, 1. Ridge-centered plumes, Earth Planet. Sci. Lett. 134, 155-168, 1995.
9. M.A. Feighner, L.H. Kellogg and B.J. Travis, Numerical modeling of chemically buoyant mantle plumes at spreading ridges, Geophys. Res. Lett. 22, 715-718, 1995.
10. W.J. Morgan, Rodriquez, Darwin, Amsterdam, A second type of hotspot island, J. Geophys. Res. 83, 5355-5360, 1978.
11. J.-G. Schilling, R. Kingsley and J.D. Devine, Galapagos hotspot-spreading center system, 1, Spatial petrological and geochemical variations (83°W-101°W), J. Geophys. Res. 87, 5593-5610, 1982.
12. J.-G. Schilling, Upper mantle heterogeneities and dynamics, Nature 314, 62-67, 1985.
13. J.-G. Schilling, G. Thompson, R. Kingsley and R. Humphris, Hotspot-migrating ridge interaction in the South Atlantic: Geochemical evidence, Nature 313, 187-191, 1985.
14. B.B. Hanan, R.H. Kingsley and J.-G. Schilling, Migrating ridge-hotspot interactions: Pb isotope evidence in the South Atlantic, Nature 322, 137-144, 1986.
15. B.B. Hanan and J.-G. Schilling, Easter microplate evolution: Pb isotope evidence, J. Geophys. Res. 94, 7432-7448, 1989.
16. 86Sr and REE variations along the Easter Microplate boundaries (south Pacific): Application of multivariate statistical analysis to ridge segmentation, Chem. Geol. 89, 209-241, 1991.
17. J.-G. Schilling, Fluxes and excess temperatures of mantle plumes inferred from their interaction with migrating mid-ocean ridges, Nature 352, 397-403, 1991.
18. Y.-S. Zhang and T. Tanimoto, Ridges, hotspots and their interaction as observed in seismic velocity maps, Nature 355, 45-49, 1992.
19. C. Kincaid, G. Ito and C. Gable, Laboratory investigation of the interaction of off-axis mantle plumes and spreading centres, Nature 376, 758-761, 1995.
20. A.W. Hofmann and W.M. White, Mantle plumes from ancient oceanic crust, Earth Planet. Sci. Lett. 57, 421-436, 1982.
21. U. Christensen and D.A. Yuen, The interaction of a subducting lithospheric slab with a chemical of phase boundary, J. Geophys. Res. 89, 4389-4402, 1984.
22. U. Christensen, An Eulerian technique for thermomechanical modeling of lithospheric extension, J. Geophys. Res. 97, 2015-2036, 1992.
23. C. Kincaid, Laboratory and Numerical Experiments on Subduction and Subduction-Related Topics, Ph.D. Thesis, 328 pp, The Johns Hopkins Univ., Baltimore, MD, 1990.
24. A. Brooks, A Petrov-Galerkin Finite-element Formulation for Convection Dominated Flows, Ph.D. Thesis, California Inst. Technol., Pasadena, CA, 1981.
25. S.D. King, A. Raefsky and B.H. Hager, ConMan: Vectorizing a finite element code for incompressible, two-dimensional convection in the earth's mantle, Phys. Earth Planet. Inter. 59, 195-207, 1990.
26. T.J.R. Hughes, The Finite Element Method, 631 pp., Prentice-Hall, Englewood Cliffs, NJ, 1987.
27. B. Travis, C.J. Anderson, J. Baumgardner, C.W. Gable, B.H. Hager, R.J. O'Connell, P. Olson, A. Raefsky and G. Schubert, A benchmark comparison of numerical methods for infinite Prandtl number convection in a two-dimensional geometry, Geophys. Astrophys. Fluid Dyn. 55, 137-160, 1991.
28. J.A. Whitehead and D.S. Luther, Dynamics of laboratory diapir and plume models, J. Geophys. Res. 80, 705-717, 1975.
29. P. Olson and I.S. Nam, Formation of sea floor swells by mantle plumes, J. Geophys. Res. 91, 7181-7191, 1986.
30. P. Olson, Hot spots, swells and mantle plumes, in: Magma Transport and Storage, M.P. Ryan, ed., pp. 33-51, Wiley, New York, NY, 1990.
31. R.W. Griffiths and I.H. Campbell, Interaction of mantle plume heads with the Earth's surface and the onset of small scale convection, J. Geophys. Res. 96, 18,295-18,310, 1991.
32. N.M. Ribe and U.R. Christensen, Three-dimensional modeling of plume-lithosphere interaction, J. Geophys. Res. 99, 669-682, 1994.
33. G.F. Davies, Ocean bathymetry and mantle convection, I. Large scale flow and hotspots, J. Geophys. Res. 93, 10,467-10,480, 1988.
34. N.H. Sleep, Hotspots and mantle plumes: some phenomenology, J. Geophys. Res. 95, 6715-6736, 1990.
35. C. Kincaid and C. Gable, Laboratory experiments on the dynamics of plume-ridge interaction, EOS 75, 336, 1994.
36. J.M. Brozena, Temporal and spatial variability of seafloor spreading processes in the northern south Atlantic, J. Geophys. Res. 91, 497-510, 1986.
37. D.F. Naar and R.N. Hey, Recent Pacific-Easter-Nazca plate motions, in: Evolution of Mid-oceanic Ridges, EOS 57, 9-30, 1989.
38. C. Bowin, G. Thompson, and J.-G. Schilling, Residual geoid anomalies in the Atlantic Ocean basin: Relationship to mantle plumes, J. Geophys. Res. 89, 9905-9918, 1984.
39. J.M. Brozena and R.S. White, Ridge jumps and propagations in the South Atlantic Ocean, Nature 348, 149-152, 1990.
40. C. Kincaid, J.-G. Schilling and C. Gable, Experiments on plume-ridge interaction: Implications for Salas y Gomez plume, EOS 74, 673, 1993.
41. C. Rowley, C. Gable and C. Kincaid, Dynamical interaction between upper mantle plumes and a spreading ridge: three- dimensional experiments, EOS 73, 582, 1992.