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A partially molten mantle

A global analysis of seismic waves has identified a widespread sharp velocity anomaly at the base of the low seismic velocity zone that is consistent with partial melting, closing a decades-long debate about the origin of this zone.

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Fig. 1: Low-velocity zone facilitates plate motion.

Science Photo Library / Alamy Stock Photo


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Correspondence to Geeth Manthilake.

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Manthilake, G. A partially molten mantle. Nat. Geosci. 16, 110–111 (2023).

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