Sedimentary: made of sediment, compaction-squishing, cementation-gluing, deposition-particles are settled down, erosion-particles are moved, layers, weathering-rocks are broken down, clastic-made of small bits of rock called clasts, biochemical-has fossils, Metamorphic: formed deep in the earth, heat & pressure underground, foliated-shows layers, nonfoliated-does not show layers, plastic deformation-bent by pressure, Igneous: lava and magma, intrusive-formed in the Earth, extrusive-formed outside of Earth, crystallizing-when cooled atoms line up, volcano, granitic-light colored and high in silica, basaltic-dark colored and high in iron,

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