Question

what is metamorphic rock?​

Answer 1

Answer:

metamorphic rock forms when igneous, sedimentary, or older metamorphic rocks are subjected to heat, pressure, and strain that result in changes of their texture and mineral assemblage. The new texture, commonly characterized by aligned mineral grains and the new mineral assemblage reveal the metamorphic origin.

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Answer 2

Answer:

Metamorphic rocks started out as some other type of rock, but have been substantially changed from their original igneous, sedimentary, or earlier metamorphic form. Metamorphic rocks form when rocks are subjected to high heat, high pressure, hot mineral-rich fluids or, more commonly, some combination of these factors.

Explanation:

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