The Pogonip Group is an Ordovician period[3] geologic group located in southern Nevada and in Utah.

Pogonip Group
Stratigraphic range: Early Ordovician stage
Ordovician period
TypeGeologic group
Sub-unitsAntelope Valley Limestone
Ninemile Formation
Goodwin Limestone[1]
UnderliesCopenhagen Formation
OverliesWindfall Formation
Location
RegionNevada
Utah
CountryUnited States
Type section
Named forPogonip Ridge, White Pine County, Nevada[2]
Named byClarence King[2]

Geology

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Its subunits in Nevada, from youngest/later to oldest/earlier, are:

It preserves fossils dating back to the Early Ordovician stage of the Ordovician period.

See also

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References

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  1. ^ Thomas Brennan Nolan; C. W. Merriam; James S. Williams (1956). "The stratigraphic section in the vicinity of Eureka, Nevada" (PDF). Geological Survey Professional Paper. 276: 24. doi:10.3133/PP276. ISSN 0096-0446. Wikidata Q64862615.
  2. ^ a b Clarence King (1878). "Systematic Geology" (PDF). Report of the Geological exploration of the fortieth parallel. 1: 188. doi:10.3133/70038097. Wikidata Q65972682.
  3. ^ Lehi F. Hintze; Myron G. Best (1987). "Geologic map of the Mountain Home Pass and Miller Wash quadrangles, Millard and Beaver counties, Utah, and Lincoln County, Nevada". Miscellaneous Field Studies Map. doi:10.3133/MF1950. Wikidata Q57850447.