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Deeper understanding

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The boundary between the core and mantle is one of the most enigmatic regions of Earth's interior. Analyses of a newly discovered crystalline phase should yield a fuller understanding of this region.

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Figure 1: The principal regions of Earth's interior.
Figure 2: New model for the mantle's base.

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Duffy, T. Deeper understanding. Nature 430, 409–410 (2004). https://doi.org/10.1038/430409a

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