Tags: Mountain Range.

The San Rafael Swell is a large geologic feature located in south-central Utah USA about 30 miles (48 km) west of Green River Utah. The San Rafael Swell approximately 75 by 40 miles (121 by 64 km) consists of a giant dome-shaped anticline of sandstone shale and limestone that was pushed up during the Paleocene Laramide Orogeny 60-40 million years ago.

I70_at_San_Rafael_swell-Green_River.jpg

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