Deer Mountain is a post caldera rhyolite that erupted outside the L...

Deer Mountain is a post caldera rhyolite that erupted outside the L...

Detailed Description

Deer Mountain is a post caldera rhyolite that erupted outside the Long Valley Caldera about 115,000 - 97,000 years ago.

Details

Image Dimensions: 960 x 644

Location Taken: US