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Minerals and Rocks - Longview

A guide devoted to the study of the earth's composition

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What are Metamorphic Rocks?

metamorphic rock is a result of a transformation of a pre-existing rock. The original rock is subjected to very high heat and pressure, which cause obvious physical and/or chemical changes. Examples of these rocktypes include marble, slate, gneiss, schist.

Types of Metamorphic Rocks

How do you identify metamorphic rocks?

Click HERE to access the Appalachian State website for metamorphic rocks.  Appalachian State Metamorphic Rocks