Igneous Rock Igneous Rock, also known as formed at the crust's surface as a result of the partial melting of rocks within the mantle and crust.
Sedimentary Rock Sedimentary rocks are types of rock that are formed by the deposition and subsequent cementation of mineral or organic particles on the floor of oceans or other bodies of water at the Earth's surface.
Metamporhic Rock Metamorphic rocks make up a large part of the Earth's crust and form 12% of the Earth's land surface. ... Some examples of metamorphic rocks are gneiss, slate, marble, schist, and quartzite.