The outer Earth grew largely from material added by impacts from planetesimals, rather than by capture of dust grains from the solar nebula — or at least that's the inference from the latest geochemical analyses.
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References
Ballentine, C. J., Marty, B., Sherwood Lollar, B. & Cassidy, M. Nature 433, 33–38 (2005).
Pepin, R. O. & Porcelli, D. Rev. Mineral Geochem. 47, 191–246 (2002).
Kurz, M. D., Jenkins, W. J. & Hart, S. R. Nature 297, 43–47 (1982).
Sarda, P., Staudacher, T. & Allègre, C. J. Earth Planet. Sci. Lett. 91, 73–88 (1988).
Marty, B. Earth Planet. Sci. Lett. 94, 45–56 (1989).
Honda, M., McDougall, I., Patterson, D. B., Doulgeris, A. & Clague, D. A. Nature 349, 149–151 (1991).
Trieloff, M., Kunz, J., Clague, D. A., Harrison, D. & Allègre, C. J. Science 288, 1036–1038 (2000).
Moreira, M., Breddam, K., Curtice, J. & Kurz, M. D. Earth Planet. Sci. Lett. 185, 15–23 (2001).
Moreira, M., Kunz, J. & Allègre, C. J. Science 279, 1178–1181 (1998).
Yokochi, R. & Marty, B. Earth Planet. Sci. Lett. 225, 77–88 (2004).
Porcelli, D. & Wasserburg, G. J. Geochim. Cosmochim. Acta 59, 4921–4937 (1995).
Okamoto, Y. K. et al. Nature 431, 660–663 (2004).
Hofmann, A. W. Nature 385, 219–228 (1997).
Scherstén, A., Elliott, T., Hawkesworth, C. & Norman, M. Nature 427, 234–236 (2004).
Tolstikhin, I. & Hofmann, A. W. Phys. Earth Planet. Inter. (in the press).
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Graham, D. Neon illuminates the mantle. Nature 433, 25–26 (2005). https://doi.org/10.1038/433025a
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DOI: https://doi.org/10.1038/433025a
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