Bandelier Rocks

The San Miguel Mountains on the park's western boundary represent another episode of volcanism in the park's history.

photo by sally king

There are four main rock types found in Bandelier. Click on each rock type below to find out more about it and what that type of rock was used for by the Ancestral Pueblo people.

Basalt

Pumice

Obsidian

Tuff

Some less local rocks were also important.

Fibrolite