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Making America's Best Idea Even Better
Canyonlands National ParkSeedling in Biological Soil Crust
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Canyonlands National Park
Sommerville Formation
 

This layer does not occur in Canyonlands.

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

Depositional Environment
Coastal, shallow marine and tidal flats

Appearance
Sandstone, shale, siltstone and gypsum forms slopes and cliffs

Example
Exposed along the Green River.
Interactive Geologic Atlas
Interactive Geologic Atlas
Flash animations manage to simplify the story of Canyonlands.
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Juniper Berries  

Did You Know?
The Utah juniper, one of the most common trees in the southwest, has the ability to self-prune. During droughts, these trees will cut off fluids from one or more branches so that the rest of the tree can survive.
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Last Updated: July 11, 2006 at 12:27 EST