High temperatures, high pressures, bitumen liquids, or a mixture of these conditions may all result in metamorphic rocks being formed. This is further explained below.
Generally, metamorphic rock is simply defined as High-temperature, high-pressure, mineral-rich fluids that transform rocks into metamorphic ones.
In conclusion, Metamorphic rocks may be created when high temperatures, high pressures, bitumen liquids, or a combination of these conditions occur.
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