Tuesday, September 30, 2008

Buffalo Bill Reservoir, Wyoming

There's a lot of amazing deformation to see just standing outside the Dam visitor's center. To the south is Rattlesnake Ridge

A basic orientation of beds

Geometry of the fault plane and folding that resulted in the deformation

Looking north, the road-cut exhibits a shear-zone feature. The Cambrian shales are truncated under the Bighorn formation, the Flathead Sandstone not present in the sequence

(formations labeled)

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