Contact Metamorphism: When magma comes in contact with other rocks it will melt and change them into new rocks.Regional Metamorphism: When large regions of the earth are squeezed and compressed, all...
Regional metamorphism is a widespread precess involving both heat and directed pressure, and is involved in things like mountain building and activity deep with in the core. Contact metamorphism is...
Both contact and regional metamorphism result in new types of rock from pre-existing types of rock whether it be from recrystallization, new crystal formation, or realignment of existing minerals.
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