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stiv31 [10]
4 years ago
13

What process forms a metamorphic rock

Biology
1 answer:
belka [17]4 years ago
6 0

They are created by the physical/chemical alteration by heat and pressure of an existing igneous or sedimentary material into a more denser form.  (In other words, they are igneous or sedimentary rocks that have undergone changes as a result of extreme pressure and heat.)

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