Usage:
Van Bibber Shale Member of South Platte Formation of Dakota Group (CO*)
Subunits:
Informal Helmer claystone bed (CO*).
Geologic age:
Early Cretaceous*
Type section, locality, area and/or origin of name:
Type section (composite): on scarp of hogback north of Van Bibber Creek, Jefferson Co., CO (Waage, 1955).
AAPG geologic province:
Denver basin*
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 ([ ]).