Types of Rocks Pt. 3: The Changed Ones


No account yet? Register

The change of a caterpillar into a butterfly is called metamorphosis: meaning, to transform. A similar term- metamorphism – is used to describe the change of a rock into a new type of rock. Such change may be brought about by extreme heat or pressure. These are called metamorphic rocks. Based on their appearance and texture, metamorphic rocks […]