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National Geologic Map Database

Geologic Unit: Sagavanirktok

Usage:

Sagavanirktok Formation (AK*)


Subunits:

(alphabetical) --all in AK*: Franklin Bluffs Member, Nuwok Member, Sagwon Member, White Hills Member.
In Prudhoe Bay area, AK (subsurface): Staines Tongue.


Geologic age:

Tertiary (Paleocene to Pliocene?)*; locally Late Cretaceous*


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

Franklin Bluffs, along lower part of Sagavanirktok River, northern AK (Gryc and others, 1951).


AAPG geologic province:

Alaska Northern region*


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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).