Seismic evidence for widespread western-US deep-crustal deformation caused by extension

Nature

Volumn 464, Issue 7290, 2010, Pages 885-889

  Moschetti, M P ^a,b   Ritzwoller, M H ^a   Lin, F ^a   Yang, Y ^a  

^a UNIVERSITY OF COLORADO   (United States)

^b U S GEOLOGICAL SURVEY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AMBIENT NOISE; ANISOTROPY; AZIMUTH; CENOZOIC; CRUSTAL DEFORMATION; CRUSTAL THINNING; HYPOTHESIS TESTING; LABORATORY METHOD; LOWER CRUST; OLIVINE; ORIENTATION; SEISMIC WAVE; SHEAR STRAIN; TECTONIC STRUCTURE; TOMOGRAPHY; UPPER MANTLE; WAVE VELOCITY;

ANISOTROPY; ARTICLE; EARTHQUAKE; PRIORITY JOURNAL;

UNITED STATES;

EID: 77950791505     PISSN: 00280836     EISSN: 14764687     Source Type: Journal    
DOI: 10.1038/nature08951     Document Type: Article

References (35)

1. S in an amphibolite of the deeper crust and its relationship to the mineralogical, microstructural and textural characteristics of the rock. Tectonophysics 157, 25-38 (1989).
2. Montagner, J.-P. & Tanimoto, T. Global upper mantle tomography of seismic velocities and anisotropies. J. Geophys. Res. 96, 20,337-20,351 (1991).
3. Silver, P. G. Seismic anisotropy beneath the continents: probing the depths of geology. Annu. Rev. Earth Planet. Sci. 24, 385-421 (1996).
4. Ekström, G. & Dziewonski, A. M. The unique anisotropy of the Pacific upper mantle. Nature 394, 168-172 (1998).
5. Shapiro, N. M. & Ritzwoller, M. H. Monte-Carlo inversion for a global shear-velocity model of the crust and upper mantle. Geophys. J. Int. 151, 88-105 (2002).
6. Shapiro, N. M., Ritzwoller, M. H., Molnar, P. H. & Levin, V. Thinning and flow of Tibetan crust constrained by seismic anisotropy. Science 305, 233-236 (2004).
7. Wernicke, B. in The Cordilleran Orogen: Conterminous US (eds Burchfiel, B. C., Lipman, P. W. & Zoback, M. L.) 553-581 (Geol. Soc. Am., 1992)
8. Janecke, S. U. Translation and breakup of supradetachment basins: lessons from Grasshopper, Horse Prairie, Medicine Lodge, Muddy Creek and Nicholia Creek Basins, SW Montana. Geol. Soc. Am. Abstr. Prog. 36, 546 (2004).
9. Block, L. & Royden, L. H. Core complex geometries and regional scale flow in the lower crust. Tectonics 9, 557-567 (1990).
10. Bird, P. Lateral extrusion of the lower crust from under high topography, in the isostatic limit. J. Geophys. Res. 96, 10,275-10,286 (1991).
11. Kruse, S., McNutt, M., Phipps-Morgan, J., Royden, L. & Wernicke, B. Lithospheric extension near Lake Mead, Nevada: a model for ductile flow in the lower crust. J. Geophys. Res. 96, 4435-4456 (1991).
12. Sabra, K. G., Gerstoft, P., Roux, P., Kuperman, W. A. & Fehler, M. C. Surface wave tomography from microseisms in Southern California. Geophys. Res. Lett. 32, L14311 (2005).
13. Shapiro, N. M., Campillo, M., Stehly, L. & Ritzwoller, M. H. High-resolution surface-wave tomography from ambient seismic noise. Science 307, 1615-1618 (2005).
14. Yang, Y., Ritzwoller, M. H., Lin, F.-C., Moschetti, M. P. & Shapiro, N. M. The structure of the crust and uppermost mantle beneath the western US revealed by ambient noise and earthquake tomography. J. Geophys. Res. 113, B12310 (2008).
15. Bensen, G. D. et al. Processing seismic ambient noise data to obtain reliable broadband surface wave dispersion measurements. Geophys. J. Int. 169, 1239-1260 (2007).
16. Moschetti, M. P., Ritzwoller, M. H. & Shapiro, N. M. Surface wave tomography of the western United States from ambient seismic noise: Rayleigh wave group velocity maps. Geochem. Geophys. Geosyst. 8, Q08010 (2007).
17. Lin, F., Moschetti, M. P. & Ritzwoller, M. H. Surface wave tomography of the western United States from ambient seismic noise: Rayleigh and Love wave phase velocity maps. Geophys. J. Int. 173, 281-298 (2008).
18. Yang, Y. & Ritzwoller, M. H. Teleseismic surface wave tomography in the western US using the Transportable Array component of USArray. Geophys. Res. Lett. 5, L04308 (2008).
19. Barmin, M. P., Ritzwoller, M. H. & Levshin, A. L. A fast and reliable method for surface wave tomography. Pure Appl. Geophys. 158, 1351-1375 (2001).
20. Masters, G., Barmine, M. P. & Kientz, S. Mineos: User Manual (Calif. Inst. Technol., 2007).
21. Sambridge, M. Geophysical inversion with a neighbourhood algorithm-I. Searching a parameter space. Geophys. J. Int. 138, 479-494 (1999).
22. Nettles, M. & Dziewonski, A. M. Radially anisotropic shear velocity structure of the upper mantle globally and beneath North America. J. Geophys. Res. 113, B02303 (2008).
23. Moschetti, M. P., Ritzwoller, M. H., Lin, F. & Yang, Y. Crustal shear velocity structure of the western US inferred from ambient seismic noise and earthquake data. J. Geophys. Res. (submitted).
24. Silver, P. G. & Holt, W. E. The mantle flow field beneath western North America. Science 295, 1054-1057 (2002).
25. Becker, T. W., Schulte-Pelkum, V., Blackman, D. K., Kelloff, J. B. & O'Connell, R. J. Mantle flow under the western United States from shear wave splitting. Earth Planet. Sci. Lett. 247, 235-251 (2006).
26. Mainprice, D. & Nicolas, A. Development of shape and lattice preferred orientations: application to the seismic anisotropy of the lower crust. J. Struct. Geol. 11, 175-189 (1989).
27. Rasolofosaon, P. N. J., Rabbel, W., Siegesmund, S. & Vollbrecht, A. Characterization of crack distribution: fabric analysis versus ultrasonic inversion. Geophys. J. Int. 141, 413-424 (2000).
28. Weiss, T., Siegesmund, S., Rabbel, W., Bohlen, T. & Pohl, M. Seismic velocities and anisotropy of the lower continental crust: a review. Pure Appl. Geophys. 156, 97-122 (1999).
29. Love, A. E. H. A Treatise on the Theory of Elasticity 4th edn, 298-300 (Cambridge Univ. Press, 1927).
30. Gilbert, H. J. & Fouch, M. J. Complex upper mantle seismic structure across the southern Colorado Plateau/Basin and Range II: results from receiver function analysis. Eos 88 (Fall meeting), abstr. S41B-0558 (2007).
31. Levshin, A. L., Pisarenko, V. F. & Pogrebinsky, G. A. On a frequency-time analysis of oscillations. Ann. Geophys. 28, 211-218 (1972).
32. Forsyth, D. & Li, A. in Seismic Earth: Array Analysis of Broadband Seismograms (eds Levander, A. & Nolet, G.) 81-97
33. (Geophys. Monogr. 157
34. Am. Geophys. Union, 2005
35. Lin, F., Ritzwoller, M. H. & Snieder, R. Eikonal tomography: surface wave tomography by phase front tracking across a regional broad-band seismic array. Geophys. J. Int. 177, 1091-1110 (2009).