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TYPES OF ROCKS (Metamorphic rock (Agents of metamorphism (Heat (Comes from…
TYPES OF ROCKS
Metamorphic rock
Regional metamorphism
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This collision causes high temperatures and pressures. Collision changes the composition of the rocks.
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Agents of metamorphism
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Hydrothermal solutions
The fluids that help move minerals by dissolving the original materials, then proceeding to deposit new ones.
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Igneous rocks
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Light vs dark silicates
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Light silicates
Granitic composition: light-colored, 10-25% dark silicate
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