the layer of rock that comprises 67% of earths mass
Mantle
The mantle.
The Mantle
rock
mantle
Rock cycle
The core
its called the mantle
mantle is the thick layer before you reach the core of the earth
The solid rock forms the Earth's crust on which we live.
Tectonic Plates are part of the crust, and floats on the semi-molten rock magma layer.
batholith!! :)