- Usage in publication:
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- Fox Gravel*
- Modifications:
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- Named
- Dominant lithology:
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- Gravel
- AAPG geologic province:
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- Alaska East-Central region
Summary:
Named for exposures near village of Fox in Goldstream valley. Type locality designated as exposures in mining cut near town of Fox in Goldstream valley, SE 1/4 sec.31 T2N R1E, Fairbanks D-2 quad, AK. Composed of poorly to fairly well stratified coarse angular sandy gravel with lenses of silt and sand as much as 1 m thick and 2 m long. Contains gold at and near base. Thickness ranges from 1 to 30 m. Unconformably overlies bedrock or Cripple Gravel (new). Underlies Dawson Cut Formation, Gold Hill Loess, Goldstream Formation (all new), or Fairbanks Loess. Grades laterally into Tanana Formation (new). Age is early or middle Pleistocene.
Source: GNU records (USGS DDS-6; Menlo GNULEX).
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 ([ ]).