Utah Geological Survey

 

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RATTLESNAKE GULCH

index map showing location of Rattlesnake Gulch
Rattlesnake Gulch GE image geologic map rattlesnake gulch
Most of the oldest geological formation map units and their erosion susceptibility are apparent in this view. Weber Quartzite, IPw, Park City Formation, Ppc, Thaynes Formation massive limestone beds, TRt, are cliff-formers. Woodside Shale, TRw, and Ankareh Formation, TRa are mainly slope-formers. Map Units Iron-stained, crushed, and folded Weber Quartzite are evidence of a thrust fault. Fault Evidence

diagram of the mouth of Mill Creek cross-section

Cross-section diagram of the Rattlesnake Gulch area of Mill Creek Canyon illustrating folded rock layers in deformed area at thrust fault (black dashed line). The deformation is from westward-eastward compression. From Crittenden, Max, 1965. View is to the East.

tilted Weber Quartzitefolded Weber Quartzite

Tilted and folded Weber Quartzite, IPw.

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