Shnabkaib Member of Moenkopi Formation

Usage of Geologic Unit Name:
Usage of Geologic Unit Name:
Shnabkaib Member of Moenkopi Formation (AZ*,NV*,UT*)
Triassic, Early*
Geologic Province:
Great Basin province*
Plateau sedimentary province*
Areal Extent:
Type Locality:
Not designated. Named for an isolated mesa 2 mi southwest of Washington, Washington Co., UT (Bassler and Reeside, 1921).
Unit Name History:
Named as a member of Moenkopi Formation (Bassler and Reeside, 1921). Areal limits; Overview (Stewart and others, 1972). Overview (Hintze and Axen, 1995).

Bassler, Harvey and Reeside, J.B., Jr., 1921, Oil prospects in Washington County, Utah, IN Contributions to economic geology, 1921; Part 2, Mineral fuels: U.S. Geological Survey Bulletin, 726-C, p. C87-C107.

Stewart, J.H., Poole, F.G. and Wilson, R.F., 1972, Stratigraphy and origin of the Triassic Moenkopi Formation and related strata in the Colorado Plateau region: U.S. Geological Survey Professional Paper, 691, 336 p.

Hintze, L.F. and Axen, G.J., 1995, Geologic map of the Scarecrow Peak Quadrangle, Washington County, Utah and Lincoln Co, Nevada: U.S. Geological Survey Geologic Quadrangle Map, GQ-1759, 1 sheet, scale 1:24,000.

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Last modified: 1/7/2011