Water in the Mantle
http://www.compres.us/index.php?option=com_joomgallery&func=detail&id=141&Itemid=94

E. Ohtani, First published in Elements[2005], reproduced by COMPRES Image Library


This schematic shows a cross-section of the planet and how water can migrate through the deep interior of the Earth. Blue arrows indicate a movement of water downward, yellow arrows indicated movement towards the surface.

This resource is referenced here:
Subject: Geoscience:Geology:Geophysics, Geochemistry
Resource Type: Audio/Visual:Images/Illustrations
Special Interest: Visualization