There is potential evidence for a stratified layer at the top of the Earth's core, but its origin is not well understood. Laboratory experiments suggest that the stratified layer could be a sunken remnant of the giant impact that formed the Moon.
This is a preview of subscription content, access via your institution
Subscribe to this journal
Receive 12 print issues and online access
$259.00 per year
only $21.58 per issue
Rent or buy this article
Prices vary by article type
Prices may be subject to local taxes which are calculated during checkout
Similar content being viewed by others
Buffett, B. Nature 507, 484–487 (2014).
Gomi, H. et al. Phys. Earth Planet. Inter. 224, 88–103 (2013).
Helffrich, G. & Kaneshima, S. Nature 468, 807–810 (2010).
Hirose, K., Labrosse, S. & Hernlund, J. Ann. Rev. Earth Planet. Sci. 41, 657–691 (2013).
Buffet, B. A. & Seagle, C. T. J. Geophys. Res. 115, B04407 (2010).
Fearn, D. R. & Looper, D. E. Nature 289, 393–394 (1981).
Landeau, M., Olson, P., Deguen, R. & Hirsh, B. H. Nat. Geosci. 9, 786–789 (2016).
Ćuk, M. & Stewart, S. T. Science 338, 1047–1052 (2012).
Canup, R. M. & Asphaug, E. Nature 412, 708–712 (2001).
Canup, R. M. Science 338, 1052–1055 (2012).
Rubie, D. et al. Earth Planet. Sci. Lett. 301, 31–42 (2011).
Kendall, J. D. & Melsoh, H. J. Earth Planet Sci. Lett. 448, 24–33 (2016).
About this article
Cite this article
Nakajima, M. Stratified by a sunken impactor. Nature Geosci 9, 734–735 (2016). https://doi.org/10.1038/ngeo2815