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(Sedimentary (Clastic (Rock fragments squeezed/cemented together.),…
Igneous
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Slow cooling- large crystals, many colors
Fast cooling- Glassy, small crystals, holes where class is trapped.
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Sedimentary
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Sediments are moved by erosion: wind, water, gravity, and ice.
Gems- A precious or semiprecious stone, especially when cut and polished or engraved
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