Metamorphic
Granite
Basalt
Igneous
Limestone
Marble
Sandstone
Sedimentary
Formed from compressed layers of sediment
A common type of sedimentary rock
A common type of igneous rock
Formed from existing rocks under heat and pressure
A sedimentary rock made of sand grains
A common type of metamorphic rock
A dark-colored igneous rock
Formed from cooled magma