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Types of Rocks
Term | Definition |
---|---|
intrusive igneous rock | Solidifies below the earths surface |
Extrusive igneous rock | Solidifies outside the earths surface |
Foliated metamorphic rock | Produced by exposure to heat and pressure |
Non foliated metamorphic rock | Does not have a layered or banded appearance |
Clastic sedimentary rock | Formed of other pieces of other rocks |
Chemical sedimentary rock | Formed from the precipitation of minerals from water and water vapor |
Organic sedimentary rock | Formed from the accumulation and lithification of organic debris |