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Igneous and Metamorphic Rocks

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<strong>Metamorphic</strong> <strong>Rocks</strong> <strong>and</strong> Plate Tectonics<br />

• Greenschist facies - upper continental crust<br />

in mountain ranges, <strong>and</strong> seafloor<br />

metamorphism of basalt<br />

• Amphibolite <strong>and</strong> granulite facies -form<br />

progressively deeper in the roots of<br />

mountains<br />

• Contact metamorphic rocks - form near<br />

igneous intrusions in mountain ranges

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