Home Sedimentary Rocks Igneous Rocks
These
are usually Sedimentary or Igneous rocks that have been heated and / or squashed
by very large amounts.
This
can happen by one of the following:
Major
Earth movements, such as Earthquakes -
called Regional Metamorphism
Being close to an Igneous intrusion [ see Igneous rocks section ] – called Contact Metamorphism eg. Schist (photo below).