- Usage in publication:
-
- Bacon Creek Member
- Modifications:
-
- Original reference
- Dominant lithology:
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- Shale
- Bentonite
- AAPG geologic province:
-
- Williston basin
Summary:
Pg. 22. Bacon Creek Member of Hell Creek Formation. Variegated shale and bentonite. Forms rugged badlands. Thickness 36 m at type; ranges from 22 to 36 m. Overlies and interfingers with Marmarth Member; underlies Huff Member. Age is Late Cretaceous.
Type section: west of Bacon Creek, in SE/4 sec. 23, T. 133 N., R. 106 W., Slope Co., southwestern ND. Extends into MT.
Source: US geologic names lexicon (USGS Bull. 1520, p. 15).
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 ([ ]).