Mantle transition zone thickness beneath Ross Island, the Transantarctic Mountains, and East Antarctica

Geophysical Research Letters

Volumn 35, Issue 12, 2008, Pages

  Reusch, Angela Marie ^a   Nyblade, Andrew A ^a   Benoit, Margaret H ^b   Wiens, Douglas A ^c   Anandakrishnan, Sridhar ^a   Voigt, Donald ^a   Shore, Patrick J ^c  

^a PENNSYLVANIA STATE UNIVERSITY   (United States)

^b Department of Health and Exercise Science   (United States)

^c WASHINGTON UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

MANTLE TRANSITION ZONE; UPPER MANTLE; EAST ANTARCTICA; ROSS ISLANDS;

LANDFORMS;

CRUSTAL THICKNESS; MANTLE DISCONTINUITY; MANTLE STRUCTURE; SEISMIC TOMOGRAPHY; SEISMIC VELOCITY; THREE-DIMENSIONAL MODELING; TRANSITION ZONE; VELOCITY STRUCTURE;

ANTARCTICA; EAST ANTARCTICA; ROSS ISLAND; TRANSANTARCTIC MOUNTAINS;

EID: 50849089648     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2008GL033873     Document Type: Article

References (25)

1. Ammon, C. J. (1991), The isolation of receiver effects from teleseismic P-waveforms, Bull. Seismol. Soc. Am., 81, 2504-2510.
2. Anandakrishnan, S., and J. P. Winberry (2004), Antarctic subglacial sedimentary layer thickness from receiver function analysis, Global Planet. Change, 42, 167-176.
3. Bannister, S., R. K. Snieder, and M. L. Passier (2000), Shear-wave velocities under Transantarctic Mountains and Terror Rift from surface wave inversion, Geophys. Res. Lett., 27, 281-284.
4. Behrendt, J. C., W. E. Lemasurier, A. K. Cooper, F. Tessensohn, A. Trehu, and D. Damaske (1991), Geophysical studies of the West Antarctic rift system, Tectonics, 10, 1257-1273.
5. Benoit, M. H., A. A. Nyblade, T. J. Owens, and G. Stuart (2006), Mantle transition zone structure and upper mantle S velocity variations beneath Ethiopia: Evidence for a broad, deep-seated thermal anomaly, Geochem. Geophys. Geosyst., 7, Q11013, doi:10.1029/2006GC001398.
6. Bina, C. R., and G. Helffrich (1994), Phase-transition Clapeyron slopes and transition zone seismic discontinuity topography, J. Geophys. Res., 99, 15,853-15,860.
7. Chevrot, S., L. Vinnik, and J.-P. Montagner (1999), Global-scale analysis of the mantle Pds phases, J. Geophys. Res., 104, 20,203-20,219.
8. Danesi, S., and A. Morelli (2000), Group velocity of Rayleigh waves in the Antarctic region, Phys. Earth Planet. Inter., 122, 55-66.
9. Danesi, S., and A. Morelli (2001), Structure of the upper mantle under the Antarctic Plate from surface wave tomography, Geophys. Res. Lett., 28, 4395-4398.
10. Flanagan, M. P., and P. M. Shearer (1998), Global mapping of topography on transition zone velocity discontinuities by stacking SS precursors, J. Geophys. Res., 103, 2673-2692.
11. Kennett, B. L. N., and E. R. Engdahl (1991), Traveltimes for global earthquake location and phase identification, Geophys. J. Int., 105, 429-465.
12. Kyle, P. R., J. A. Moore, and M. F. Thirlwall (1992), Petrologic evolution of anorthoclase phonolite lavas at Mount Erebus, Ross Island, Antarctica, J. Petrol., 33, 849-875.
13. Lawrence, J. F., and P. M. Shearer (2006), A global study of transition zone thickness using receiver functions, J. Geophys. Res., 111, B06307, doi:10.1029/2005JB003973.
14. Lawrence, J. F., D. A. Wiens, A. A. Nyblade, S. Anandakrishnan, P. J. Shore, and D. Voigt (2006a), Upper mantle thermal variations beneath the Transantarctic Mountains inferred from teleseismic S-wave attenuation, Geophys. Res. Lett., 33, L03303, doi:10.1029/2005GL024516.
15. Lawrence, J. F., D. A. Wiens, A. A. Nyblade, S. Anandakrishnan, P. J. Shore, and D. Voigt (2006b), Crust and upper mantle structure of the Transantarctic Mountains and surrounding regions from receiver functions, surface waves, and gravity: Implications for uplift models, Geochem. Geophys. Geosyst., 7, Q10011, doi:10.1029/2006GC001282.
16. Lawrence, J. F., D. A. Wiens, A. A. Nyblade, S. Anandakrishnan, P. J. Shore, and D. Voigt (2006c), Rayleigh wave phase velocity analysis of the Ross Sea, Transantarctic Mountains, and East Antarctica from a temporary seismograph array, J. Geophys. Res., 111, B06302, doi:10.1029/2005JB003812.
17. Morelli, A., and S. Danesi (2004), Seismological imaging of the Antarctic continental lithosphere: A review, Global Planet. Change, 42, 155-165.
18. Owens, T. J., A. A. Nyblade, H. Gurrola, and C. A. Langston (2000), Mantle transition zone structure beneath Tanzania, East Africa, Geophys. Res. Lett., 27, 827-830.
19. Park, Y., and A. A. Nyblade (2006), P-wave tomography reveals a westward dipping low velocity zone beneath the Kenya Rift, Geophys. Res. Lett., 33, L07311, doi:10.1029/2005GL025605.
20. Ritzwoller, M. H., N. M. Shapiro, A. L. Levshin, and G. M. Leahy (2001), Crustal and upper mantle structure beneath Antarctica and surrounding oceans, J. Geophys. Res., 106, 30,645-30,670.
21. Roult, G., and D. Rouland (1994), Antarctica I: Deep structure investigations inferred from seismology; a review, Phys. Earth Planet. Inter., 84, 15-32.
22. Sieminski, A., E. Debayle, and J.-J. Leveque (2003), Seismic evidence for deep low-velocity anomalies in the transition zone beneath West Antarctica, Earth Planet. Sci. Lett., 216, 645-661.
23. Simmons, N. A., and H. Gurrola (2000), Multiple seismic discontinuities near the base of the transition zone in the Earth's mantle, Nature, 405, 559-562.
24. Simmons, N. A., A. M. Forte, and S. P. Grand (2007), Thermochemical structure and dynamics of the African superplume, Geophys. Res. Lett., 34, L02301, doi:10.1029/2006GL028009.
25. Watson, T., A. Nyblade, D. A. Wiens, S. Anandakrishnan, M. Benoit, P. J. Shore, D. Voigt, and J. VanDecar (2006), P and S velocity structure of the upper mantle beneath the Transantarctic Mountains, East Antarctic craton, and Ross Sea from travel time tomography, Geochem. Geophys. Geosyst., 7, Q07005, doi:10.1029/2005GC001238.