Evidence for plate motion related strain in the Indian shield from shear wave splitting measurements

Journal of Geophysical Research: Solid Earth

Volumn 113, Issue 8, 2008, Pages

  Kumar, M Ravi ^a   Singh, Arun ^a  

^a NATIONAL GEOPHYSICAL RESEARCH INSTITUTE   (India)

Author keywords

[No Author keywords available]

Indexed keywords

ASTHENOSPHERE; BODY WAVE; DEFORMATION; HOT SPOT; PLATE MOTION; PRECAMBRIAN; S-WAVE; SHEAR ZONE; WAVE SPLITTING;

EID: 55949131850     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/2007JB005128     Document Type: Article

References (45)

1. Barruol, G., and R. Hoffmann (1999), Seismic anisotropy beneath the Geoscope stations from SKS splitting, J. Geophys. Res., 104, 10,757-10,774.
2. Barruol, G., P. G. Silver, and A. Vauchez (1997), Seismic anisotropy in the eastern United States: Deep structure of a complex continental plate, J. Geophys. Res., 102, 8329-8348.
3. Bhaskar Rao, Y. J., A. S. Janardhan, T. Vijaya Kumar, B. L. Narayana, A. M. Dayal, P. N. Taylor, and T. R. K. Chetty (2003), Sm-Nd model ages and Rb-Sr isotope systematics of charnockites and gneisses across the Cauvery Shear Zone, southern India: Implications for the Archaean-Neoproterozoic boundary in the Southern Granulite Terrain, in Tectonics of Southern Granulite Terrain, edited by M. Ranmakrishnan, Geol. Soc. India Mem., 50, pp. 297-317, Geol. Soc. India, Bangalore, India.
4. Bhattacharya, S. N., and R. S. Dattatrayam (2000), Recent advances in seismic instrumentation and data interpretation in India, Curr. Sci., 79, 1347-1358.
5. Bokelmann, G. H. R., and P. G. Silver (2002), Shear stress at the base of shield lithosphere, Geophys. Res. Lett., 29(23), 2091, doi:10.1029/2002GL015925.
6. Bormann, J. R., G. Grünthal, R. Kind, and H. Montag (1996), Upper mantle anisotropy beneath central Europe from SKS wave splitting: Effects of absolute plate motion and lithosphere-asthenosphere boundary topography?, J. Geodyn., 22, 11-32.
7. Chen, W. P., and S. Ozalaybey (1998), Correlation between seismic anisotropy and Bouger gravity anomalies in Tibet and its implications for lithospheric structures, Geophys. J. Int., 135, 93-101.
8. Courtillot, V., J. Besse, D. Vandamme, R. Montigny, J.-J. Jaeger, and H. Capetta (1986), Deccan flood basalts at the Cretaceous/Tertiary boundary, Earth Planet. Sci. Lett., 80, 361-374.
9. Crampin, S. (1991), Wave propagation through fluid-filled inclusions of various shapes: Interpretation of extensive-dilatancy anisotropy, Geophys. J. Int., 104, 611-623.
10. DeMets, C., R. G. Gordon, D. F. Argus, and S. Stein (1994), Effect of recent revisions to the geomagnetic reversal time scale on estimate of current plate motions, Geophys. Res. Lett., 21, 2191-2194.
11. Fouch, M. J., and S. Rondenay (2006), Seismic anisotropy beneath stable continental interiors, Phys. Earth Planet. Inter., 158, 230-292.
12. Fouch, M. J., K. M. Fischer, E. M. Parmentier, M. E. Wysession, and T. J. Clarke (2000), Shear wave splitting, continental keels, and patterns of mantle flow, J. Geophys. Res., 105, 6255-6275.
13. Frederiksen, A. W., I. G. Ferguson, D. Eaton, S.-K. Miong, and E. Gowan (2006), Mantle fabric at multiple scales across an Archaean-Proterozoic boundary, Grenville front, Canada, Phys. Earth Planet. Inter., 158, 240-263.
14. Gripp, A. E., and R. G. Gordan (2002), Young tracks of hotspots and current plate velocities, Geophys. J. Int., 150, 321-361.
15. Gunnell, Y., and L. Fleitout (2000), Morphotectonic evolution of the Western Ghats, India, in Geomorphology and Global Tectonics, edited by M. Summerfield, pp. 321-338, John Wiley, Hobooken, N. J.
16. Hammond, J. O. S., J.-M. Kendall, G. Rumpker, J. Wookey, N. Teanby, P. Joseph, T. Ryberg, and G. Stuart (2005), Upper mantle anisotropy beneath the Seychelles microcontinent, J. Geophys. Res., 110, B11401, doi:10.1029/2005JB003757.
17. Hartog, R., and S. Schwartz (2001), Depth-dependent mantle anisotropy below the San Andreas fault system: Apparent splitting parameters and waveforms, J. Geophys. Res., 106, 4155-4167.
18. Hirn, A., et al. (1995), Seismic anisotropy as an indicator of mantle flow beneath the Himalayas and Tibet, Nature, 375, 571-574.
19. Kendall, J.-M. (1994), Teleseismic arrivals at a mid-ocean ridge: Effects of mantle melt and anisotropy, Geophys. Res. Lett., 21, 301-304.
20. Kumar, P., X. Yuan, M. R. Kumar, R. Kind, X. Li, and R. K. Chadha (2008), The rapid drift of the Indian tectonic plate, Nature, 449, 894-897, doi:10.1038/nature06214.
21. Levin, V., W. Menke, and J. Park (1999), Shear wave splitting in the Appalachians and the Urals: A case for multilayered anisotropy, J. Geophys. Res., 104, 17,975-17,993.
22. Naqvi, S. M., and J. J. W. Rogers (1987), Precambrian geology of India, Oxford Monogr. Geol. Geophys., 6, Oxford Univ. Press, New York.
23. Narayanaswami, S. (1966), Tectonics of the Cuddapah basin, J. Geol. Soc. India, 7, 33-50.
24. Plomerová, V. Babuška, J. Šileny, and J. Horálek (1998), Seismic anisotropy and velocity variations in the mantle beneath the Saxothuringicum-Moldanubicum Contact in Central Europe, Pure Appl. Geophys., 151, 365-394.
25. Radhakrishna, B. P. (1989), Suspect Tectono-stratigraphic terrane elements in the Indian subcontinent, J. Geol. Soc. India, 34, 1-24.
26. Rai, S. S., D. Srinagesh, and V. K. Gaur (1993), Granulite evolution in the South India - A seismic tomographic perspective, in Continental Crust of India, edited by B. P. Radhakrishna, Geol. Soc. India Mem., 25, pp. 235-264, Geol. Soc. India, Bangalore, India.
27. Ramakrishna, M. (2003), Craton-mobile belt relations in southern granulite terrain, in Tectonics of Southern Granulite Terrain: Kuppam-Palani Geotransect, edited by M. Ramakrishna, Geol. Soc. India Mem., 50, pp. 1-24, Geol. Soc. India, Bangalore, India.
28. Ramesh, D. S., and K. S. Prakasam (1995), Shear wave splitting observations from the Indian shield, Proc. Indian Acad. Sci., 105, 85-114.
29. Ramesh, D. S., R. N. Bharthur, K. S. Prakasam, D. Srinagesh, S. S. Rai, and V. K. Gaur (1996), Predominance of plate motion-related strain in the south Indian shield, Curr. Sci., 70, 843-847.
30. Rümpker, G., and P. G. Silver (1998), Apparent shear-wave splitting parameters in the presence of vertically varying anisotropy, Geophys. J. Int., 135, 790-800.
31. Saltzer, R. L., J. B. Gaherty, and T. H. Jordan (2000), How are vertical shear wave splitting measurements affected by variations in the orientation of azimuthal anisotropy with depth?, Geophys. J. Int., 141, 374-390.
32. Savage, M. K. (1999), Seismic anisotropy and mantle deformation: What have we learned from shear wave splitting?, Rev. Geophys., 37, 65-106.
33. Shapiro, N., and M. Ritzwoller (2002), Monte-Carlo inversion for a global shear-velocity model of the crust and upper mantle, Geophys. J. Int., 151, 88-105.
34. Silver, P. G. (1996), Seismic anisotropy beneath the continents: Probing the depths of geology, Annu. Rev. Earth Planet. Sci., 24, 385-432.
35. Silver, P. G., and W. Chan (1991), Shear wave splitting and mantle deformation, J. Geophys. Res., 96, 16,429-16,454.
36. Silver, P. G., and M. Savage (1994), The interpretation of shear-wave splitting parameters in the presence of two anisotropic layers, Geophys. J. Int., 119, 949-963.
37. Singh, A., M. R. Kumar, P. S. Raju, and D. S. Ramesh (2006), Shear wave anisotropy of the northeast Indian lithosphere, Geophys. Res. Lett., 33, L16302, doi:10.1029/2006GL026106.
38. Singh, A., M. R. Kumar, and P. S. Raju (2007), Mantle deformation in Sikkim and adjoining Himalaya: Evidences for a complex flow pattern, Phys. Earth Planet. Inter., 164, 232-241, doi:10.1016/ j.pepi.2007.07.003.
39. Subbarao, K. V. (1999), Deccan volcanic province, Geol. Soc. India Mem., 43, 575-590.
40. Subrahmanyam, C., and S. Chand (2006), Evolution of the passive continental margins of India - A geophysical appraisal, Gondwana Res., 10, 167-178.
41. Tommasi, A., B. Tikoff, and A. Vauchez (1999), Upper mantle tectonics: Three-dimensional deformation, olivine crystallographic fabrics and seismic properties, Earth Planet. Sci. Lett., 168, 173-186.
42. Vinnik, L. P., V. Farra, and B. Romanawicz (1989), Azimuthal anisotropy in the Earth from observations of SKS at GEOSCOPE and NARS broadband stations, Bull. Seismol. Soc. Am., 79, 1542-1558.
43. Vinnik, L., L. I. Makeyeva, A. Milev, and Y. Usenko (1992), Global patterns of azimuthal anisotropy and deformation in the continental mantle, Geophys. J. Int., 111, 433-447.
44. Walker, K. T., A. A. Nyblade, S. L. Klemperer, G. H. R. Bokelmann, and T. J. Owens (2004), On the relationship between extension and anisotropy: Constraints from shear-wave splitting across the East African Plateau, J. Geophys. Res., 109, B08302, doi:10.1029/ 2003JB002866.
45. Wolfe, C. J., and P. G. Silver (1998), Seismic anisotropy of oceanic upper mantle: Shear wave splitting methodologies and observations, J. Geophys. Res., 103, 449-471.