what is the depth of the mantle core
What is mantle? The mantle is the layer of Earth between the core and crust. It is made up of ductile rock which exhibits plasticity, bends without fracture, and is extremely highly viscous.T â¦ he mantle extends from a varied upper depth of 5-50 km to a lower margin of 2900 km from the surface. 10 people found this useful.