Any kind of rock can become metamorphic (when a rock becomes metamorphic it is getting melted down and anything is able to melt at a certain temperature)
igneous, sedimentary, and metamorphic rocks
Metamorphic rocks can form from any type of rock, including igneous, sedimentary, or even other metamorphic rocks. The transformation occurs through processes involving heat and pressure, altering the parent rock's properties. Examples include granite becoming gneiss and limestone turning into marble.
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