1
Rocks made when other rocks are subjected to intense pressure and heat
2
Rocks that are formed as a result deposits from weathering and erosion
3
A sedimentary rock that is sometimes formed by deposits of shell fragments
4
A smooth, glassy, black igneous rock.
5
Rocks that form as a result of cooling magma
6
A rock with hardness" 10" on the Moh scale
7
A type of intrusive igneous rock with large crystals
8
A metamorphic rock formed from shale
9
Rock formed when magma cools at the Earth´ssurface
10
Hot liquid rock that is exposed at the surface