What is it about?
An investgation on whether it is a chemical or a phase boundary is made
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Why is it important?
This study has implications to the mantle composition
Perspectives
Read the Original
This page is a summary of: Nature of the 400-km Discontinuity in the Earth's Mantle, Geophysical Journal International, July 1976, Oxford University Press (OUP),
DOI: 10.1111/j.1365-246x.1976.tb01640.x.
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