Assertion: crust's layer | /r/HasProperty | the mantle
Facets:
Source sentences:
text: The second layer of the Earth is the Mantle.
text: Both the continental and oceanic crust are composed of tectonic plates which float on top of the molten layer underneath, the mantle.
text: Overall, the crust makes up very little of the Earth's mass, so the other layers, which are the mantle, outer core and inner core, are much thicker.
text: The layer below the Earth's crust is the mantle, and below that are the outer core and inner core.