Seismic migration processing of P-SV converted phases for mantle discontinuity structure beneath the Snake River Plain, western United States

Journal of Geophysical Research: Solid Earth

Volumn 105, Issue B8, 2000, Pages 19055-19065

  Sheehan, Anne F ^a   Shearer, Peter M ^b   Gilbert, Hersh J ^a   Dueker, Kenneth G ^a  

^a UNIVERSITY OF COLORADO   (United States)

^b UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

DISCONTINUITY; MANTLE STRUCTURE; SEISMIC VELOCITY;

OREGON; SNAKE RIVER PLAIN; UNITED STATES; WASHINGTON;

EID: 0034632595     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/2000jb900112     Document Type: Article

References (59)

1. Agee, C. B., and D. Walker, Static compression and olivine flotation in ultrabasic silicate liquid, J. Geophys. Res., 93, 3437-3449, 1988.
2. Anderson, D. L., The deep structure of continents, J. Geophys. Res., 84, 7555-7560, 1979.
3. Anderson, D. L., Theory of the Earth, Blackwell Sci., Malden, Mass., 1989.
4. Anderson, D. L., and C. Sammis, Partial melting in the upper mantle, Phys. Earth Planet. Inter., 3, 41-50, 1970.
5. Archambeau, C. B., E. A. Flinn, and D. G. Lambert, Fine structure of the upper mantle, J. Geophys. Res., 74, 5825-5865, 1969.
6. Beucler, E., S. Chevrot, and J. P. Montagner, The Snake River Plain experiment revisted. Relationships between a Farallon plate fragment and the transition zone, Geophys. Res. Lett., 26, 2673-2676, 1999.
7. Bina, C. R., and G. Helffrich, Phase transition Clapeyron slopes and transition zone seismic discontinuity topography, J. Geophys. Res., 99, 15,853-15,860, 1994.
8. Bostock, M.G., Ps conversions from the upper mantle transition zone beneath the Canadian landmass, J. Geophys. Res., 101, 8393-8402, 1996.
9. Bostock, M. G., and S. Rondenay, Migration of scattered teleseismic body waves, Geophys. J. Int., 137, 732-746, 1999.
10. Castle, J. C., and K. C. Creager, Seismic evidence against a mantle chemical discontinuity near 660 km depth beneath Izu-Bonin, Geophys. Res. Lett., 24, 241-244, 1997.
11. Claerbout, J. F., Earth Soundings Anaysis: Processing Versus Inversion, Blackwell Sci., Malden, Mass., 1992.
12. Collier, J. D., and G. Helffrich, Topography of the "410" and "660" km seismic discontinuities in the Izu-Bonin subduction zone, Geophys. Res. Lett., 24, 1535-1538, 1997.
13. Dueker, K. G., and E. Humphreys, Relationships between upper mantle velocity structure and the tectonic parabola along the Yellowstone volcanic trend, Eos Trans. AGU, 74(43), Fall Meet. Suppl., F602, 1993.
14. Dueker, K. G., and A. F. Sheehan, Mantle discontinuity structure from mid-point stacks of converted P to S waves across the Yellowstone hotspot track, J. Geophys. Res., 102, 8313-8327, 1997.
15. Dueker, K. G., and A. F. Sheehan, Mantle discontinuity structure beneath the Colorado Rocky Mountains and High Plains, J. Geophys. Res., 103, 7153-7169, 1998.
16. Efron, B., and R. Tibshirani, Statistical data analysis in the computer age, Science, 253, 390-395, 1991.
17. Flanagan, M. P., and P. M. Shearer, Global stacking of topography on transition zone velocity discontinuities by stacking SS precursors, J. Geophys. Res., 103, 2673-2692, 1998a.
18. Flanagan, M. P., and P. M. Shearer, Topography on the 410-km seismic velocity discontinuity near subduction zones from stacking of sS, sP, and pP precursors, J. Geophys. Res., 103, 21,165-21,182, 1998b.
19. Flanagan, M.P., and P.M. Shearer, A map of topography on the 410-km discontinuity from PP precursors, Geophys. Res. Lett., 26, 549-552, 1999.
20. Gaetani, G.A., P.D. Asimow, and E.M. Stolper, Determination of the partial molar volume of SiO2 in silicate liquids at elevated pressures and temperatures: A new experimental approach, Geochim. Cosmochim. Acta, 62, 2499-2508, 1998.
21. Gaherty, J. B., and T. J. Jordan, Lehmann discontinuity as the base of an anisotropic mechanical boundary layer beneath continents, Science, 268, 1468-1471, 1995.
22. Gilbert, H. J., A. F. Sheehan, D. A. Wiens, S. Webb, and L. M. Dorman, Receiver function imaging of upper mantle discontinuity structure below the Lau Basin spreading center and Tonga subduction zone, Eos Trans. AGU, 79(45). Fall Meet. Suppl., F641, 1998.
23. Grand, S. P., and D. Helmberger, Upper mantle shear structure of North America, Geophys. J. Int., 76, 399-438, 1984.
24. Gu, Y., A. M. Dziewonski, and C. B. Agee, Global de-correlation of the topography of transition zone discontinuities. Earth Planet. Sci. Lett., 157, 57-67, 1998.
25. Gurrola, H., T. J. Owens, A. A. Nyblade, and C. A. Langston, Imaging the mantle transition zone beneath East Africa using telseismic Ps converted phases, Eos Trans. AGU, 79(45), Fall Meet. Suppl., F580-581, 1998.
26. Harjes, H. P., et al., Origin and nature of crustal reflections: Results from integrated seismic measurements at the KTB superdeep drilling site, J. Geophys. Res., 102, 18,267-18,288, 1997.
27. Kampfmann, W., A study of diffraction-like events on DEKORP2-S by Kirchhoff theory, J. Geophys., 62, 163-174, 1988.
28. Kennett, B.L.N. (Ed.), IASPEI 1991 Seismological Tables, Res. Sch. of Earth Sci., Aust. Natl. Univ., Canberra, 1991.
29. Kosarev, G., R. Kind, S. V. Sobolev, X. Yuan, W. Hanka, and S. Oreshin, Seismic evidence for a detached Indian lithospheric mantle beneath Tibet, Science, 283, 1306-1309, 1999.
30. Lehmann, I., Velocities of longitudinal waves in the upper part of the Earth's mantle, Ann. Geophys., 15, 93-118, 1959.
31. Lehmann, I., S and the structure of the upper mantle, Geophys. J. R. Astron. Soc., 4, 124-138, 1961.
32. Levander, A., E. D. Humphreys, G. Ekstrom, A. A. Meltzer, and P. M. Shearer, Proposed project would give unprecedented look under North America, Eos Trans. AGU, 80, 245, 250-251, 1999.
33. Levy, M., and N. Christie-Blick, Pre-Mesozoic palinspastic reconstruction of the eastern Great Basin, Science, 245, 1454-1462, 1989.
34. Li, A., K. M. Fischer, M. E. Wysession, and T. J. Clarke, Mantle discontinuities and temperature under the North American continental keel, Nature, 395, 160-163, 1998a.
35. Li, A., K. M. Fischer, M. Wysession, and T. J. Clarke, Upper mantle and transition zone discontinuities beneath eastern North America, Eos Trans. AGU, 79(17), Spring Meet. Suppl., S215, 1998b.
36. Miller, G. H., E. M. Stolper, and T.J. Ahrens, The equation of state of a molten komatiite, 2, Application to komatiite petrogenesis and the Hadean mantle, J. Geophys. Res., 99, 11,831-11,848, 1991.
37. Moores, E. M., Southwest U.S.-East Antarctic (SWEAT) connection: A hypothesis, Geology, 19, 425-428, 1991.
38. Revenaugh, J., A scattered-wave image of subduction beneath the Transverse Ranges, Science, 268, 1888-1892, 1995.
39. Revenaugh, J. S., and S. A. Sipkin, Seismic evidence for silicate melt atop the 410-km mantle discontinuity, Science, 369, 474-476, 1994a.
40. Revenaugh, J. S., and S. A. Sipkin, Mantle discontinuity structure beneath China, J. Geophys. Res., 99, 21,911-21,927, 1994b.
41. Revenaugh, J. S., and T. H. Jordan, Mantle layering from ScS reverberations; 3, The upper mantle, J. Geophys. Res., 96, 19,781-19,810, 1991.
42. Rigden, S., T. J. Ahrens, and E. M. Stolper, Densities of liquid silicates at high pressures, Science, 226, 1071-1074, 1984.
43. Ryberg, T., M. Weber, and R. Kind, Receiver function arrays: A seismic approach, Eos Trans. AGU, 79(45), Fall Meet. Suppl., F646, 1998.
44. Saltzer, R., and E. D. Humphreys, Upper mantle P wave velocity structure of the eastern Snake River Plain and its relationship to geodynamic models of the region, J. Geophys. Res., 102, 11,829-11,841, 1997.
45. Schutt, D., E. D. Humphreys, and K. Dueker, Anisotropy of the Yellowstone hot spot wake, eastern Snake River Plain, Idaho, Pure Appl. Geophys., 151, 443-462, 1998.
46. Shearer, P. M., Global mappping of upper mantle reflectors from long-period SS precursors, Geophys. J. Int., 115, 878-904, 1993.
47. Shearer, P. M., M. P. Flanagan, and M. A. H. Hedlin, Experiments in migration processing of SS precursor data to image upper mantle discontinuity structure, J. Geophys. Res., 104, 7229-7242, 1999.
48. Sheehan, A. F., P. M. Shearer, H. Gilbert, and K. G. Dueker, Seismic migration processing of P-SV converted phases for mantle discontinuity imaging, paper presented at 11th Annual Incorporated Research Institutions for Seismology Workshop, Yosemite, Calif., June 1999.
49. Shen, Y., A. Sheehan, K. Dueker, C. de Groot-Hedlin, and H. Gilbert, Mantle discontinuity structure beneath the southern East Pacific Rise (MELT experiment region) from P-to-S converted phases, Science, 280, 1232-1235, 1998a.
50. Shen, Y., S. C. Solomon, I. T. Bjarnason, and C. J. Wolfe, Seismic evidence for a lower-mantle origin of the Iceland Plume, Nature, 395, 62-65, 1998b.
51. Solomatov, S., and D. J. Stevenson, Can sharp seismic discontinuities be caused by non-equilibrium phase transformations?, Earth Planet. Sci. Lett., 125, 267-279, 1994.
52. Stewart, J. H., Upper Precambrian and Lower Cambrian strata in the southern Great Basin, U.S. Geol. Surv Prof. Pap., 620, 206 pp., 1970.
53. Stolper, E., D. Walker, B. H. Hager, and J. F. Hays, Melt segregation from partially molten source regions: The importance of melt density and source region size, J. Geophys. Res., 86, 6261-6271, 1981.
54. Van der Lee, S., and G. Nolet, Seismic image of the trailing edge of the Farallon plate. Nature, 386, 266-269, 1997.
55. Van der Lee, S., H. Paulssen, and G. Nolet, Variability of P660s phases as a consequence of topography of the 660 km discontinuity, Phys. Earth Planet. Inter., 86, 147-164, 1994.
56. Vidale, J. E., and H. M. Benz, Upper mantle seismic discontinuities and the thermal structure of subduction zones, Nature, 356, 678-683, 1992.
57. Vinnik, L., S. Chevrot, and J. P. Montagner, Evidence for a stagnant plume in the transition zone?, Geophys. Res. Lett., 24, 1007-1010, 1997.
58. Wicks, C. W., and M. A. Richards, A detailed map of the 660-kilometer discontinuity beneath the Izu-Bonin subduction zone, Science, 261, 1424-1427, 1993.
59. 2O on the 410-kilometer seismic discontinuity, Science, 268, 74-76, 1995.