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Earth science

Flow and fabric deep down

Conditions in Earth's mantle can be inferred from seismic-wave velocities which reveal areas of anisotropy. Evidence emerges of such an area at mid-mantle level, associated with a subducting tectonic plate.

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Figure 1: Evidence for anisotropy at depths of around 660 km in the Earth, the boundary between the upper and lower mantle.

References

  1. Wookey, J., Kendall, J.-M & Barruol, G. Nature 415, 777–780 (2002).

    Article  ADS  CAS  Google Scholar 

  2. Gaherty, J. B. & Jordan, T. H. Science 268, 1468–1471 (1995).

    Article  ADS  CAS  Google Scholar 

  3. Debayle, E. & Kennett, B. L. N. Earth Planet. Sci. Lett. 184, 339–351 (2000).

    Article  ADS  CAS  Google Scholar 

  4. Simons, F. J., van der Hilst, R. D., Montagner, J.-P & Zielhuis, A. Geophys. J. Int. (in the press).

  5. McNamara, A. K., Karato, S. & van Keken, P. E. Earth Planet. Sci. Lett. 191, 85–99 (2001).

    Article  ADS  CAS  Google Scholar 

  6. Karato, S. Pure Appl. Geophys. 151, 565–587 (1998).

    Article  ADS  Google Scholar 

  7. Stixrude, L. in The Core–Mantle Boundary Region (eds Gurnis, M., Wysession, M., Knittle, E. & Buffett, B.) 83–96 (American Geophysical Union, Washington, DC, 1998).

  8. Van der Hilst, R. Nature 374, 154–157 (1995).

    Article  ADS  CAS  Google Scholar 

  9. Fischer, K. M. & Wiens, D. A. Earth Planet. Sci. Lett. 142, 253–260 (1996).

    Article  ADS  CAS  Google Scholar 

  10. Iidaka, T. & Niu, F. Geophys. Res. Lett. 28, 863–866 (2001).

    Article  ADS  Google Scholar 

Download references

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Correspondence to Karen M. Fischer.

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Fischer, K. Flow and fabric deep down. Nature 415, 745–747 (2002). https://doi.org/10.1038/415745a

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  • DOI: https://doi.org/10.1038/415745a

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