Elevation 160 m | ||
Age of rock 3.3 - 1.3 million years Volcanic arc/belt Basin and Range Province | ||
Sentinel Plain volcanic field, also known as the Sentinel-Arlington volcanic field, is a monogenetic volcanic field in Arizona. The basalt is alkali.
Map of Sentinel Plain volcanic field, Arizona, USA
References
Sentinel Plain volcanic field Wikipedia(Text) CC BY-SA