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2-2 (How is grain shape defined? (Grain shape results from the shape of…
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Granite
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Minerals in granite: Feldspar, Hornblende, Quartz, Mica
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Texture
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Grains: The particles of minerals, or other rocks, that give a rock its texture.
Igneous rock
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Describe where igneous rock forms: Magma hardens underground, lava hardens on the earths surface.
Sedimentary Rock
Forms when small particles of rocks or the remains of plants and animals are pressed and cemented together.
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Metamorphic rock
Form when a rock is changed by heat and pressure, or by chemical reactions.
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