Usage:
Sand Canyon beds [informal] of Ogallala Group (NE-recognized locally in type area)
Considered informal. The rank or lithologic term should not be capitalized.
Geologic age:
late Tertiary (Miocene; Barstovian NALMA)
Type section, locality, area and/or origin of name:
Type locality: Sand Canyon, 13 mi south and 5 mi west of Hay Springs; [Sand Canyon in T. 29 and 30 N., R. 47 W., Sand Canyon East and Box Butte NE 7.5-min quadrangles, Dawes Co., northwestern NE] (Elias, 1942).
Type section: on southwest side of canyon at and around junction of secs. 11, 13, and 14, T. 29 N., R. 47 W., [Box Butte 7.5-min quadrangle], Dawes Co., northwestern NE (Elias, 1942).
AAPG geologic province:
Chadron arch
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 ([ ]).