Rock types
Underground nation
If you've found this article interesting, why not read about what we can learn of our Geological History from the rocks beneath our feet?
Section by section
Explore the geology of the British Isles with our toolkit:
The full toolkit
Toolkit HTML version
Rocks by region
Rock cycle
Rock types
Rock analyser
Landscape features
Safety tips
Rocks can be broadly divided into three types - igneous, metamorphic and sedimentary. This typing tells how the rock was formed. Find out more with our interactive guide to rock types.
The tool is a Flash file. There is also a more simple HTML version.
