Galapagos Places: An example of metamorphic rock © Siim Sepp

Metamorphic rock © Siim Sepp

Metamorphism is the transformation of pre-existing rock types into a metamorphic rock. The source rock is subject to heat and pressure which causes changes in its physical or chemical form. The source rock may be sedimentary, igneous or another, older, metamorphic rock. 

Metamorphism features on these pages:

For further information you can visit:

Glossary of Galapagos