Pinehaven Basalt, Idaho

Detailed Description
The Pinehaven Basalt, which erupted in Henrys Fork Caldera, southeast Idaho, about 35,000 years ago. Photo by Brandi Lawler, University of Wyoming, August 6, 2018.
Sources/Usage
Public Domain.
The Pinehaven Basalt, which erupted in Henrys Fork Caldera, southeast Idaho, about 35,000 years ago. Photo by Brandi Lawler, University of Wyoming, August 6, 2018.
Public Domain.