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Normal fault in the Fort Hays member of the Cretaceous Niobrara Formation, south of Stockton, Kansas. These chalk beds were originally deposited in the shallow Western Interior Seaway about 80 million years ago. The thick beds of the Fort Hays member are extensively bioturbated. Faulting is post-Cretaceous and pre-Quat...
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Sevier age thrust fault at Ketobe Knob on the south side of Cedar Mountain in the San Rafael Swell, southeast of Cleveland, Utah. This is the iconic outcrop of the second major structure/geologic mapping project of the Fort Hays State University Geology Summer Field Camp. For more information about our field camp see...
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The Niobrara Formation, Fort Hays Member here conformably overlies the Blue Hill Shale member of the Carlile Shale. The Codell Sandstone member of the Carlile Shale is not present here although the uppermost shaly layers of the Blue Hill are somewhat sandier than lower down. All units are Cretaceous in age and were d...
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A very curious roadcut. On the left side of the cut the Fort Hays Limestone depositionally overlies the Blue Hill Shale. On the west side of the cut Codell sandstone is exposed in the footwall of an eastward dipping fault. Slickensides on the fault surface suggest dip-slip offset. Thing is, where it does occur the ...
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At "Blue Hole," the northern end of Massanutten Mountain and the valley of Passage Creek (Fort Valley), a fault zone distrupts bedding in the quartz sandstone (with some associated quartz pebble conglomerate and shale) of the Massanutten Formation.
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Two small normal faults are visible in these erosional remnants of the Cretaceous Smoky Hill Chalk in southeastern Gove County, Kansas.
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difinitive faulted outcrop on east side of Verde Valley near Sedona Arizona
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Roadcut of Triassic aged New Haven formation - Simsbury, CT Similar in location to Red Rock Outcrop (1), slightly different viewing angle.
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One of the most famous of localities that demonstrates right lateral offset (of the Wallace Creek streambed, in this case) across the San Andreas Fault.
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