Lithospheric structure of the central Andes based on surface wave dispersion

Journal of Geophysical Research: Solid Earth

Volumn 107, Issue 12, 2002, Pages

  Baumont, David ^a   Paul, Anne ^a   Zandt, George ^b   Beck, Susan L ^b   Pedersen, Helle ^a  

^a UNIVERSITÉ GRENOBLE ALPES   (France)

^b University of Arizona   (United States)

Author keywords

Andes; Lithosphere; Subduction; Surface waves; Vs

Indexed keywords

LITHOSPHERIC STRUCTURE; SEISMIC VELOCITY; SURFACE WAVE; VELOCITY STRUCTURE; WAVE DISPERSION;

ANDES; SOUTH AMERICA;

EID: 0012401687     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: None     Document Type: Article

References (43)

1. Aki, K., and P. G. Richards, Quantitative Seismology Theory and Methods, edited by A. Cox, W. H. Freeman, New York, 1980.
2. Azimi, S. A., A. V. Kalinin, V. V. Kalinin, and B. L. Pivovarov, Impulse and transient characteristics of media with linear and quadratic absorption laws, Izv. Phys. Solid Earth, 2, 88-93, 1968.
3. Baumont, D., A. Paul, S. Beck, and G. Zandt, Strong crustal heterogeneity in the Bolivian Altiplano as suggested by attenuation of Lg waves, J. Geophys. Res., 104, 20,287-20,305, 1999.
4. Beck, S., and G. Zandt, The nature of orogenic crust in the central Andes, J. Geophys. Res., 107(B10), 2230, doi:10.1029/2000JB000124, 2002.
5. Beck, S. L., G. Zandt, S. C. Myers, T. C. Wallace, P. G. Silver, and L. Drake, Crustal-thickness variations in the central Andes, Geology, 24, 407-410, 1996.
6. Brune, J., and J. Dorman, Seismic wavs and earth structure in the Canadian shield, Bull. Seismol. Soc. Am., 53, 167-210, 1963.
7. Cahill, T. A., and B. L. Isacks, Seismicity and shape of the subducted Nazca plate, J. Geophys. Res., 97, 17,503-17,529, 1992.
8. Chmielowski, J., G. Zandt, and C. Haberland, The central Andean Altiplano-Puna magma body, Geophys. Res. Lett., 26, 783-786, 1999.
9. Cotte, N., H. A. Pedersen, M. Campillo, V. Farra, and Y. Cansi, Off-great circle propagation of intermediate period surface waves as observed on a dense array in the French Alps, Geophys. J. Int., 142, 825-840, 2000.
10. de Silva, S. L., Altiplano-Puna volcanic complex of the central Andes, Geology, 17, 1102-1106, 1989.
11. de Silva, S. L., and P. W. Francis, Volcanoes of the central Andes, Springer-Verlag, New York, 1991.
12. de Silva, S. L., S. Self, P. W. Francis, R. E. Drake, and R. R. Carlos, Effusive silicic volcanism in the central Andes: The Chao dacite and other young lavas of the Altiplano-Puna volcanic complex, J. Geophys. Res., 99, 17,805-17,825, 1994.
13. Dorbath, C., and F. Masson, Composition of the crust and upper-mantle in the central Andes (19°30′S) inferred from P wave velocity and Poisson's ratio, Tectonophysics, 327, 213-223, 2000.
14. Dorbath, C., and A. Paul, Tomography of the Andean crust and mantle at 20°S: First results of the Lithoscope experiment, Phys. Earth Planet. Inter., 97, 133-144, 1996.
15. Dorbath, C., M. Granet, G. Poupinet, and C. Martinez, A teleseismic study of the Altiplano and the Eastern Cordillera in Northern Bolivia: New constraints on a lithospheric model, J. Geophys. Res., 98, 9825-9844, 1993.
16. Dziewonski, A., S. Bloch, and N. Landisman, A technique for the analysis of transient seismic signals, Bull. Seismol. Soc. Am., 59, 427-444, 1969.
17. Eaton, G. P., Geophysical and geological characteristics of the crust of the Basin and Range province, in Continental Tectonics, pp. 96-113, Natl. Acad. of Sci., Washington, D. C., 1980.
18. Gumper, F., and P. W. Pomeroy, Seismic wave velocities and earth structure on the African continent, Bull. Seismol. Soc. Am., 60, 651-668, 1970.
19. Herrmann, R. B., Some aspects of band-pass filtering of surface waves, Bull. Seismol. Soc. Am., 63, 663-671, 1973.
20. Herrmann, R. B., Computer Programs in Seismology, vol. IV, Surface Waves Inversion, Saint Louis Univ., St. Louis, Mo., 1987.
21. Huestis, S., P. Molnar, and J. Oliver, Regional Sn velocities and shear velocity in the upper mantle, Bull. Seismol. Soc. Am., 63, 469-475, 1973.
22. James, D. E., Andean crustal and upper mantle structure, J. Geophys. Res., 76, 3246-3271, 1971.
23. Laske, G., and G. Masters, Surface wave polarization data and global anisotropic structure, Geophys. J. Int., 132, 508-520, 1998.
24. Laske, G., G. Masters, and W. Zurn, Frequency-dependent polarization measurements of long-period surface waves and their implications for global phase-velocity maps, Phys. Earth Planet. Inter., 84, 111-137, 1994.
25. Levshin, A. L., T. B. Yanovskaya, A. V. Lander, B. G. Bukchin, M. P. Barmin, L. I. Ratnikova, and E. N. Its, Recording, identification, and measurement of surface wave parameters, in Seismic Surface Waves in a Laterally Inhomogeneous Earth, edited by V. I. Keilis-Borok, pp. 131-182, Kluwer Acad., Norwell, Mass., 1989.
26. Liu, H. P., D. L. Anderson, and H. Kanamori, Velocity dispersion due to an elasticity: Implications for seismology and mantle composition, Geophys. J. R. Astron. Soc., 47, 41-58, 1976.
27. Masson, F., C. Dorbath, C. Martinez, and G. Carlier, Local earthquake tomography of the Andes at 20°S: Implication for the structure and building of the mountain range, J. S. Am. Earth. Sci., 13, 3-19, 2000.
28. McGarr, A., Amplitude variations of rayleigh waves-horizontal refraction, Bull. Seismol. Soc. Am., 59, 1307-1334, 1969.
29. Myers, C. M., S. Beck, G. Zandt, and T. Wallace, Lithospheric-scale structure across the Bolivian Andes from tomographic images of velocity and attenuation for P and S waves, J. Geophys. Res., 103, 21,233-21,252, 1998.
30. Ni, J., and M. Barazangi, High-frequency seismic wave propagation beneath the Indian Shield, Himalayan arc, Tibetan plateau and surrounding regions: High uppermost mantle velocities and efficient Sn propagation beneath Tibet, Geophys. J. R. Soc., 72, 665-689, 1983.
31. Ocola, L. C., and R. P. Meyer, Crustal low-velocity zones under the Peru-Bolivian Altiplano, Geophys. J. R. Astron. Soc., 30, 199-209, 1972.
32. Oliver, J., A summary of observed seismic surface wave dispersion, Bull. Seismol. Soc. Am., 52, 81-86, 1962.
33. Schmitz, M., W.-D. Heisohn, and F. R. Schilling, Seismic, gravity and petrological evidence for partial melt beneath the thickened central Andean crust (21-23°S), Tectonophysics, 270, 313-326, 1997.
34. Schwartz, G., and D. Krüger, Resistivity cross section through the southern central Andes as inferred from magnetotelluric and geomagnetic deep soundings, J. Geophys. Res., 102, 11,957-11,978, 1997.
35. Schwartz, G., G. Chong Dias, D. Kruger, E. Martinez, W. Massow, V. Rath, and J. G. Viramonte, Crustal high conductivity zones in the southern central Andes, in Tectonics of the Southern Central Andes, edited by K.-J. Reutter, E. Scheuber, and P. J. Wigger, pp. 49-67, Springer-Verlag, New York, 1994.
36. Shapiro, N. M., M. Campillo, A. Paul, S. K. Singh, D. Jongmans, and F. J. Sanchez-Sesma, Surface-wave propagation across the Mexican volcanic belt and the origin of the long-period seismic wave amplification in the valley of Mexico, Geophys. J. Int., 128, 151-166, 1997.
37. Swenson, J., S. Beck, and G. Zandt, Regional distance shear-coupled P-waves within the northern Altiplano, Geophys. J. Int., 139, 743-755, 1999.
38. Swenson, J., S. L. Beck, and G. Zandt, Crustal structure of the Altiplano from broadband regional waveform modeling: Implications for the composition of thick continental crust, J. Geophys. Res., 105, 607-621, 2000.
39. Taylor, S. R., and M. N. Toksoz, Measurement of interstation phase and group velocities and Q using Wiener filtering, Bull. Seismol. Soc. Am., 72, 73-91, 1982.
40. Whitmann, D., B. L. Isacks, J.-L. Chatelain, J.-M. Chiu, and A. Perez, Attenuation of high frequency seismic waves beneath the central Andean plateau, J. Geophys. Res., 97, 19,929-19,947, 1992.
41. Wigger, P., M. Schmitz, M. Areneda, G. Asch, S. Baldzuhn, P. Giese, W.-D. Heinsohn, E. Martinez, E. Ricaldi, P. Rower, and P. Viramonte, Variation in the crustal structure of the southern central Andes deduced from seismic refraction investigations, in Tectonics of the Southern Central Andes, edited by K.-J. Reutter, E. Scheuber, and P. J. Wiggers, pp. 23-48, Springer-Verlag, New York, 1994.
42. Zandt, G., A. A. Velasco, and S. L. Beck, Composition and thickness of the southern Altiplano crust, Bolivia, Geology, 22, 1003-1006, 1994.
43. Zandt, G., S. L. Beck, S. R. Ruppert, C. J. Ammon, D. Rock, E. Minaya, T. C. Wallace, and P. G. Silver, Anomalous crust of the Bolivian Altiplano, central Andes: Constraints from broadband regional seismic wave-forms, Geophys. Res. Lett., 23, 1159-1162, 1996.