Metamorphic rock is rock formed as a result of heavy
pressure and high temperatures experienced in the earth. Metamorphic term
actually comes from the Greek word meaning "change" and
"shape".
Metamorphic rocks formed after undergoing a process of
metamorphosis. Metamorphic rocks can be derived from igneous or sedimentary
rocks. The style that makes the changes it is heavy pressure, high temperature,
or a combination of heavy pressure and high temperature that lasted for
centuries, eg clay stone, after undergoing a process of metamorphosis
transformed into slate (slate).
Heavy pressure can change the minerals present in the rocks
and can also change the position of rocks, such as folding and tilt. Folds can
lift the stones and make it a hill or a mountain.
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