The San Rafael Swell (Images of America) Uinta Mountains

The San Rafael Swell (Images of America) Uinta MountainsThe San Rafael Swell is an anticline, or a geological uplift, that originally looked like an oval bowl turned upside down. Over time it has been carved into castle like formations and deep canyons by erosive conditions. This landscape seemed so formidable to early cartographers that it was the last area in the continental United States to be mapped. The San Rafael Swell itself has no permanent human inhabitants, but small towns are scattered along its

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Utah's Mormon Pioneer National Heritage Area offers breathtaking natural resources

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How to maintain and display your rock collection

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and tourists alike

southeast-dipping Jurassic and Triassic strata (Thaynes Limestone

The major fault boundary on the west side of the island is known as the East Great Salt Lake fault zone

Bedrock strata exposed within the quadrangle are from Middle Jurassic (Callovian) through late Eocene in age

Although the routes are difficult