Reconciling the geophysical and geochemical mantles: Plume flows, heterogeneities, and disequilibrium

Davies, Geoffrey

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Reconciling the geophysical and geochemical mantles: Plume flows, heterogeneities, and disequilibrium

Date

2009

Authors

Davies, Geoffrey

Publisher

American Geophysical Union

Abstract

Geophysical evidence and numerical models of mantle stirring imply the source of mid-ocean ridge basalts (MORBs) comprises most of the mantle, excepting only the D″ region and the "superpile" anomalies deep under Africa and the Pacific. Geophysical evid