The crust alone contains millions of different layers of sedimentary rock. For the layers of the Earth, some of which are rock and some of which are not, see the related link below.
Chemically, there are two main layers of rock, the crust and the mantle. The outer core is liquid, and the inner core is an alloy of iron and nickel. See the link to a related answer below.
four
crust
The surface.
The crust is the coldest geologic layer.
It has different layers.
the crust is the thickness of earths layers
the crust
the crust
Yes, the earths crust is composed of layers of rock
lithosphere.
the crust
crust
The surface.
red
The crust is the coldest geologic layer.
It has different layers.
The crust.
Crust