What is the name of igneous rocks that have large crystals and small crystals? - Quora

Answer (1 of 2): A pluton is an igneous intrusive rock body that has cooled in the crust. When magma cools within the Earth, the cooling proceeds slowly. Slow cooling allows time for large crystals to form, so intrusive igneous rocks have visible crystals. Granite is the most common intrusive ign

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What is an igneous rock? - Quora

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What are some examples of igneous, sedimentary, and metamorphic rocks? - Quora

How is marble different from other igneous and sedimentary rocks? - Quora

How does the cooling of igneous rock affect the size of crystals and the grain of the rock? - Quora

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