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National Geologic Map Database

Geologic Unit: Fossil Hill

Usage:

Fossil Hill Member of Favret Formation of Star Peak Group (NV*-recognized locally in southern Tobin Range and Augusta Mountain)
Fossil Hill Member of Prida Formation of Star Peak Group (NV*-recognized locally in Humboldt Range and northern East Range)
Fossil Hill Formation of Star Peak Group (NV*-recognized locally in China Mountain and southern Augusta Mountain)


Geologic age:

Middle Triassic (Anisian)*


Type section, locality, area and/or origin of name:

Type section: south side of Fossil Hill, in NW/4 SE/4 sec. 19, T. 28 N., R. 35 E., southeast Humboldt Range, Pershing Co., NV. Named from Fossil Hill, Humboldt Range, NV (Nichols and Silberling, 1977).


AAPG geologic province:

Great Basin province*


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 ([ ]).