Large amounts of a form of water ice, called &quot;ice VII,&quot; may be accumulating deep in the Earth&#146;s interior during the process of subduction, where the oceanic crust is stuffed periodically below the surface crust.
(Large amounts of a form of water ice; called; ) (the oceanic crust; is stuffed; L:periodically below the surface crust)
Large amounts of a form of water ice the oceanic crust
called is stuffed
L:periodically below the surface crust