Sedimentary - Formed by sedimentation of material at the Earths surface, Example of sedimentary - Sandstone and Limestone, Matamorphic - Formed from pre-existing solid rocks in response to changes in temp and pressure, Example of metamorphic - Slate and Marble, Igneous - Formed through the cooling and solidification of magma or lava, Example of igneous - Basalt and granite, Intrusive igneous rocks - Formed within the crust of the earth, Extrusive igneous rocks - Formed at the crusts surface,

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