Columns formed by the cooling of basalt, Long Valley Caldera region...
By Volcano Hazards Program
2007 (approx.)
Detailed Description
Columns formed by the cooling of basalt. Talus pile of broken columns at the base.
Sources/Usage
Public Domain.
unknown USGS source
Related
Vertical columns of volcanic rock at Devils Postpile National Monument
A spectacular display of a columnar-jointed basalt flow.
Related
Vertical columns of volcanic rock at Devils Postpile National Monument
A spectacular display of a columnar-jointed basalt flow.