Rocks

Class of sedimentary rock created from rock fragments.

• biochemical

• chemical

• clastic

• organic

Class of sedimentary rock created from plant fragments.

• biochemical

• chemical

• clastic

• organic

Class of sedimentary rock created from shells and shell fragments.

• biochemical

• chemical

• clastic

• organic

Class of sedimentary rock created from water evaporation.

• biochemical

• chemical

• clastic

• organic

Class of metamorphic rock created from pressure.

• foliated

• clastic

• nonfoliated

• organic

Class of metamorphic rock created from heat.

• foliated

• clastic

• nonfoliated

• organic

Type of metamorphism created from pressure.

• regional

• clastic

• contact

• organic

Type of metamorphism created from heat.

• regional

• clastic

• contact

• organic

Igneous rock formed from magma.

• extrusive

• clastic

• intrusive

• pyroclastic

Igneous rock formed from lava.

• extrusive

• clastic

• intrusive

• pyroclastic