POTD April 18, 2014: Dixie National Forest, Garfield County, Utah

Dixie National Forest, Garfield County, Utah
Photographer: Robert F. Biek; © 2012

Colorful volcanic sandstone and mudstone of the Brian Head Formation record initiation of volcanic activity in southwest Utah about 36 million years ago. Here, Eocene-age Brian Head deposits form rugged badlands at the south end of the Sevier Plateau.