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Planetary science

A nickel for your planet's thoughts

Variability of iron isotopes among planetary bodies may reflect their accretion or differentiation histories. Experiments suggest nickel may be the ingredient controlling iron isotope signatures, supporting fractionation during core formation.

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Figure 1: Influence of planetary processes on iron isotope compositions.

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Correspondence to Paolo A. Sossi.

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Sossi, P. A nickel for your planet's thoughts. Nature Geosci 10, 249–251 (2017). https://doi.org/10.1038/ngeo2909

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