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Map showing publication footprint
  • Usage in publication:
    • Hay Ranch formation*
  • Modifications:
    • Named
  • AAPG geologic province:
    • Great Basin province
Publication:

Regnier, Jerome, 1960, Cenozoic geology in the vicinity of Carlin, Nevada: Geological Society of America Bulletin, v. 71, no. 8, p. 1189-1210, (incl. geologic map, scale 1:125,000)


Summary:

Unit is named the Hay Ranch formation. Age is middle Pliocene to middle Pleistocene.

Source: GNU records (USGS DDS-6; Menlo GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Hay Ranch Formation*
  • Modifications:
    • Adopted
  • AAPG geologic province:
    • Great Basin province
Publication:

Muffler, L.J.P., 1964, Geology of the Frenchie Creek quadrangle, north-central Nevada: U.S. Geological Survey Bulletin, 1179, 99 p., (incl. geologic map, scale 1:62,500)


Summary:

Hay Ranch formation of Regnier (1960) is Adopted. Age is middle Pliocene to middle Pleistocene.

Source: GNU records (USGS DDS-6; Menlo GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Hay Ranch Formation*
  • Modifications:
    • Age modified
    • Areal extent
  • AAPG geologic province:
    • Great Basin province
Publication:

McKee, E.H., and Conrad, J.E., 1994, Geologic map of the northern part of the Simpson Park Mountains (Rocky Hills and western Pete Hanson Creek quadrangles), Eureka County, Nevada: U.S. Geological Survey Miscellaneous Field Studies Map, MF-2257, 1 sheet, scale 1:24,000


Summary:

Hay Ranch Formation is geographically extended in the report area. Age everywhere is revised from middle Pliocene to middle Pleistocene to: Miocene to Pleistocene.

Source: GNU records (USGS DDS-6; Menlo GNULEX).


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For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates published by U.S. Geological Survey authors.

"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).

Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).

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