If an igneous rock descends into the mantle due to plate tectonics and is exposed to intense heat and pressure, it may become metamorphic rock. The transformation process can lead to changes in mineral composition and texture, resulting in rocks such as schist or gneiss.
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If an igneous rock descends into the mantle due to plate tectonics, it will be exposed to intense heat and pressure. What type of rock might it become due to these factors?
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