Sandstone is simply rock made from grains of sand which are cemented together with silica calcite. It is usually buff, brown, or reddish brown. Some sandstone is very soft, but some is hard enough to use in building.
Sandstone is easily eroded by wind and water . The formations that are left are often quite fantastic.
It is found worldwide, usually where ancient seas or rivers flowed.
Can you explain what's happening in the diagram?
Discuss this with your partner.
Look at these great sandstone formations!
Capitol Reef National Park
|world outside||teacher resources||test yourself|