• Spires of Cedar Mesa sandstone in Chesler Park (Needles District)

    Canyonlands

    National Park Utah

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Entrada Formation

Entrada sandstone in Arches National Park
The Entrada Formation in Arches National Park
NPS Photo by Neal Herbert
 

This layer does not occur in Canyonlands, but is dramatically visible throughout Arches National Park.

Deposited:
Mid to late Jurassic (144 to 208 million years ago)

Depositional Environment:
Windblown sand dunes

Appearance:
Red, cross-bedded, arch-forming sandstone

Example:
Monitor and Merrimac buttes along Highway 313 to the Island in the Sky

Did You Know?

Pinyon Pine

Pinyon pines do not produce pine nuts every year. These delicious nuts can only be harvested every three to seven years. This irregular schedule prevents animals from adapting to an abundance of pine nuts and guarantees that at least some nuts will become new pine trees instead of a quick meal. More...