Named as a tongue in the upper part of the Cliff House sandstone, upper formation of Mesaverde group, for exposures in Ute Canyon, southeastern part of the Ute Mountain Indian Reservation, San Juan Co, NM in the San Juan basin. No type locality designated. Is a northeasterly thickening wedge of white to orange, fine-grained, calcareous sandstone of marine and littoral origin. Is about 440 ft thick. Overlies shale of Menefee formation. Underlies Lewis shale. Geologic map. Cross section. Of Late Cretaceous age.
Source: GNU records (USGS DDS-6; Denver GNULEX).
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
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