New Mexico, USA
34.80 N, 108.00 W
summit elevation 2550 m
Volcanic field
The volcano stretches 90 km long and betwen 1-35 km across.
It covers an area of 2460 sq km.
The volcano shows a variety of vent types and lava morphologies.
Both theoleiitic and alkalic basalt lava erupted in a small area over a short period of time.
1170 BC ± 300, 8710 BC ± 300