Tomographic image of the crust and upper mantle beneath the western Tien Shan from the MANAS broadband deployment: Possible evidence for lithospheric delamination

Tectonophysics

Volumn 477, Issue 1-2, 2009, Pages 49-57

  Zhiwei, Li ^a   Roecker, Steve ^a   Zhihai, Li ^b   Bin, Wei ^b   Haitao, Wang ^b   Schelochkov, Gennady ^c   Bragin, Vitaly ^c  

^a RENSSELAER POLYTECHNIC INSTITUTE   (United States)

^b Bureau of Seismology   (China)

^c Research Station of the Russian Academy of Sciences (RS RAS)   (Kyrgyzstan)

Author keywords

Central Asia; Continental collision; Delamination; Tien Shan; Tomography

Indexed keywords

ARRIVAL TIME; BROADBAND DEPLOYMENT; BROADBAND SENSORS; CENTRAL ASIA; CONTINENTAL COLLISION; CONTINENTAL LITHOSPHERE; DATA SETS; DOWN-WELLING; HIGH RESOLUTION; KYRGYZ RANGE; LITHOSPHERIC; NEAR-SURFACE; OVERTHRUST; TARIM BASIN; TELESEISMIC; TELESEISMIC EVENTS; TIEN SHAN; TOMOGRAPHIC IMAGES; UPPER MANTLE; WAVESPEED;

PIPE FLOW; STEEL SHEET; TOMOGRAPHY;

DELAMINATION;

ARRIVAL TIME; CONTINENTAL COLLISION; CONTINENTAL LITHOSPHERE; DELAMINATION; P-WAVE; S-WAVE; SEISMIC TOMOGRAPHY; TELESEISMIC WAVE; UPPER MANTLE;

ASIA; EURASIA; TIEN SHAN;

EID: 70349881676     PISSN: 00401951     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tecto.2009.05.007     Document Type: Article

References (29)

1. Abdrakhmatov K.Y., et al. Relatively recent construction of the Tien Shan inferred from GPS measurements of present-day crustal deformation rates. Nature 384 (1996) 450-453
2. Burtman V.S. Structural geology of the Variscan Tien Shan. Am. J. Sci. 275A (1975) 157-186
3. Chen S.W., Roecker Y.H., and Kosarev G.L. Elevation of the 410-km discontinuity beneath the central Tien Shan: evidence for a detached lithospheric root. Geophys. Res. Lett. 24 (1997) 1531-1534
4. Hole J.A., and Zelt B.C. 3-D finite-difference reflection traveltimes. Geophys. J. Int. 121 2 (1995) 427-434
5. Houseman G., McKenzie D.P., and Molnar P. Convective instability of a thickened boundary layer and its relevance for the thermal evolution of continental convergent belts. J. Geophys. Res. 86 (1981) 6115-6132
6. Kennett B.L.N., and Engdahl E.R. Traveltimes for global earthquake location and phase identification. Geophys. J. Int. 105 (1991) 429-465
7. Kosarev G.L., Petersen N.V., Vinnik L.P., and Roecker S.W. Receiver functions for the Tien Shan analog broadband network: contrasts in the evolution of structures across the Talasso-Fergana fault. J. Geophys. Res. 98 (1993) 4437-4448
8. Lei J., and Zhao D. Teleseismic P-wave tomography and the upper mantle structure of the central Tien Shan orogenic belt. Phys. Earth Planet. Inter. 162 (2007) 165-185
9. Makeyeva L.I., Vinnik L.P., and Roecker S.W. Shear-wave splitting and small-scale convection in the continental upper mantle. Nature 358 (1992) 144-147
10. Molnar P., and Tapponnier P. Cenozoic tectonics of Asia; effects of a continental collision. Science 189 (1975) 419-426
11. Oreshin S., Vinnik L.P., Peregoudov D., and Roecker S. Lithosphere and asthenosphere of the Tien Shan imaged by S receiver functions. Geophys. Res. Lett. 29 8 (2002) 1191
12. Paige C.C., and Saunders M.A. LSQR: an algorithm for sparse linear equations and sparse least squares. TOMS 8 1 (1982) 43-71
13. Reigber C., Michel G.W., Galas R., Angermann D., Klotz J., Chen J.Y., Papschev A., Arslanov R., Tzurkov V.E., and Ishanov M.C. New space geodetic constraints on the distribution of deformation in Central Asia. Earth Planet. Sci. Lett. 191 (2001) 157-165
14. Roecker S. Crustal thickness and mantle anisotropy of the western Tien Shan from the analysis of GHENGIS broadband seismic data. EOS Trans. Suppl. 81 (2000)
15. Roecker S. Constraints on the crust and upper mantle of the Kyrgyz Tien Shan from the preliminary analysis of GHENGIS broadband data. Russ. Geol. Geophys. 42 (2001) 1554-1565
16. Roecker S.W., et al. Three-dimensional elastic wave velocity structure of the western and central Tien Shan. J. Geophys. Res. 98 (1993) 15779-15795
17. Roecker S., Thurber C., and McPhee D. Joint inversion of gravity and arrival time data from Parkfield: new constraints on structure and hypocenter locations near the SAFOD drill site. Geophys. Res. Lett. 31 (2004) L12 S04 10.1029/2003GL019396
18. Roecker S., Thurber C., Roberts K., et al. Refining the image of the San Andreas Fault near Parkfield, California using a finite difference travel time computation technique. Tectonophysics 426 (2006) 189-205
19. Sengor A.M.C., Natal'in B.A., and Burtman V.S. Evolution of the Altaid tectonic collage and Paleozoic crustal growth in Eurasia. Nature 364 (1993) 299-307
20. Thompson S.C., Weldon R.J., Rubin C.M., Abdrakhmatov K., Molnar P., and Berger G.W. Late Quaternary slip rates across the central Tien Shan, Kyrgyzstan, central Asia. J. Geophys. Res. 107 B9 (2002) 2203
21. VanDecar J.C., and Crosson R.S. Determination of teleseismic relative phase arrival times using multi-channel cross-correlation and least squares. Bull. Seismol. Soc. Am. 80 (1990) 150-169
22. Vinnik L.P., and Saipbekova A.M. Structure of the lithosphere and the asthenosphere of the Tien Shan. Ann. Geophys. 2 (1984) 621-626
23. Vinnik L.P., Peregoudov D., Makeyeva L., Oreshin S., and Roecker S. Towards 3-D fabric in the continental lithosphere and asthenosphere: the Tien Shan. Geophys. Res. Lett (2002) 10.1029/2001GL014588
24. Vinnik L.P., Roecker S., Kosarev G.L., Oreshin S.I., and Koulakov I.Yu. Crustal structure and dynamics of the Tien Shan. Geophys. Res. Lett. 29 22 (2002) 2047
25. Wolfe C.J., and Vernon F.L. Shear-wave splitting at central Tien Shan: evidence for rapid variation of anisotropic patterns. Geophys. Res. Lett. 25 (1998) 1217-1220
26. Xu Y., Roecker S.W., Wei R., Zhang W., and Wei B. Analysis of seismic activity in the crust from earthquake relocation in the central Tien Shan. Bull. Seismol. Soc. Am. 96 (2006) 737-744
27. Xu Y., Li Z., and Roecker S.W. Uppermost mantle structure and its relation with seismic activity in the central Tien Shan. Geophys. Res. Lett. 34 (2007) L10304 10.1029/2007GL029708
28. Yang, X., Teleseismic Tomography of the Tien Shan, M.S. thesis, Indiana University, 129 p., 2003.
29. Yang X., Pavlis G.L., Roecker S.W., and Vernon F.L. Teleseismic tomographic images of the central Tien Shan. EOS-Trans. AGU 84 (2003) 1057