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Mineral
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An inorganic solid that forms beneath Earth’s surface. Each mineral has a crystal shape and definite chemical composition. |
Crystal
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A solid that is made up of particles that line up in a pattern and repeat over and over.
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Sediment
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Small solid pieces of material that come from rocks and living things
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Sedimentary rock
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Formed from layers of sediment building up and being squeezed together
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Igneous rock
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Formed when molten material from
inside the earth is cooled and hardened |