Uneva Mine Entrance located in Uneva Mine Canyon on the San Rafael Swell in the San Rafael Reef area. The Reef is a dramatic geologic uplift running for 40 miles along the eastern border of the Swell. The Wingate sandstone formation has been tilted almost vertical, forming a jagged skyline that is visible from miles away. Colors in the Swell range from yellows, tans and grays to brown, orange vermillion and burgundy.
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