The name of the layer of the Earth that separates the crust from the core is the ___?
Earth mainly consists of four layers namely crust, mantle, outer core and inner core.
Mantle is the widest of all the layers, which is 1800 miles thick. It is composed mostly of silicate rocks rich in magnesium and iron. It is found beneath the earth’s crust. The temperature of this layer is 1600 degrees Fahrenheit at the top to about 4000 degrees Fahrenheit near the bottom.