Upper mantle P wave velocity structure and transition zone thickness beneath the Arabian Shield

Geophysical Research Letters

Volumn 30, Issue 10, 2003, Pages

  Benoit, Margaret H ^a   Nyblade, Andrew A ^a   VanDear, John C ^b   Gurrola, Harold ^c  

^a PENNSYLVANIA STATE UNIVERSITY   (United States)

^b GEOPHYSICAL LABORATORY   (United States)

^c TEXAS TECH UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CONSTRAINT THEORY; TOMOGRAPHY; VELOCITY;

UPPER MANTLE;

GEOPHYSICS;

CRATON; P-WAVE; SEISMIC VELOCITY; UPPER MANTLE; VELOCITY STRUCTURE;

ARABIAN SHIELD; SAUDI ARABIA;

EID: 0041782108     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2002GL016436     Document Type: Article

References (16)

1. Camp, V. E., and M. J. Roobol, Upwelling asthenosphere beneath western Arabia and its regional implications, J. Geophys. Res., 97, 15,255-15,271, 1992.
2. Debayle, E., J. J. Lévêque, and M. Cara, Seismic evidence for a deeply rooted low-velocity anomaly in the upper mantle beneath the northeastern Afro/Arabian continent, Earth Plan. Sci. Lett., 193, 423-436, 2001.
3. Flanagan, M. P., and P. M. Shearer, Global mapping of topography on transition zone velocity discontinuities by stacking SS precursors, J. Geophys. Res., 103, 2673-2692, 1998.
4. Julia, J., C. J. Ammon, and R. B. Herrmann, Lithospheric structure of the Arabian Shield from the joint inversion of receiver functions and surface-wave group velocities, submitted, Tectonophysics, 2003.
5. Kennett, B. N. L., and E. R. Engdahl, Travel times for global earthquake location and phase identification, Geophys. J. Int., 105, 429-465, 1991.
6. Kumar, M. R., D. S. Ramesh, J. Saul, D. Sarkar, and R. Kind, Crustal and upper mantle stratigraphy of the Arabian shield, Geophys. Res. Lett., 29, 8-32-8-34, 2002.
7. Mellors, R. J., V. E. Camp, F. L. Vernon, A. M. S. Al-Amri, and A. Ghalib, Regional waveform propagation in the Arabian Peninsula, J. Geophys. Res., 104, 20,221-20,235, 1999.
8. Mooney, W. D., M. E. Gettings, H. R. Blank, and J. H. Healy, Saudi Arabian seismic-refraction profile: a traveltime interpretation of crustal and upper mantle structure, Tectonophysics, III, 173-246, 1985.
9. Nyblade, A. A., R. P. Knox, and H. Gurrola, Mantle transition zone thickness beneath the Afar: implications for the origin of the Afar hotspot, Geophys. J. Int., 142, 615-619, 2000.
10. Owens, T. J., A. A. Nyblade, H. Gurrola, and C. A. Langston, Mantle transition zone structure beneath Tanzania, East Africa. Geophys. Res. Lett., 27, 827-830, 2000.
11. Ritsema, J., H. J. van Heijst, and J. H. Woodhouse, Complex shear wave velocity structure beneath Africa and Iceland, Science, 286, 1925-1928, 1999.
12. Sandvol, E., D. Seger, M. Barazangi, F. Vernon, R. Mellors, and A. Al-Amri, Lithospheric seismic velocity discontinuities beneath the Arabian Shield, Geophys. Res Lett., 25, 2873-2876, 1998.
13. VanDecar, J. C., and R. S. Crosson. Determination of teleseismic relative phase arrival times using multi-channel cross-correlation and least-squares, Bull. Seismol. Soc. Am., 80, 150-169, 1990.
14. VanDecar, J. C., D. E. James, D. E. Camp, and M. Assumpcao, Seismic evidence for a fossil mantle plume beneath South America and implications for plate driving forces, Nature, 378, 25-31, 1995.
15. Vernon, F., R. Mellors, J. Berger, A. Edelman, A. Al-Amri, J. Zollweg, and C. Wolfe, Observations from regional and teleseismic earthquakes recorded by a deployment of broadband seismometers in the Saudi Arabian Shield, Eos Trans. AGU. 77, 46, 478, 1996.
16. Zhong, D., Seismic structure and origin of hotspots and mantle plumes, Earth and Plan. Sci. Lett., 192, 251-256, 2001.