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National Geologic Map Database

Geologic Unit: Deer Creek

Usage:

No current usage.
(†/Deer Creek Formation (CO) replaced with Sharpsdale Formation. See Sharpsdale.)

[Preoccupied. Name previously applied to Deer Creek Limestone by Bennett (1896) in IA,KS,MO,NE,OK.]


Geologic age:

Middle Pennsylvanian


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

Type section: along Huerfano River, in E/2 sec. 23 and NW/4 sec. 13, T. 27 S., R. 72 W., [Mosca Pass 7.5-min quadrangle], northeastern Huerfano Co., central southern CO. Named from Deer Creek, a tributary of Huerfano River (D.W. Bolyard, 1956, Univ. Colorado unpub. MS thesis, p. 116-125; D.W. Bolyard, 1956a, Permo-Pennsylvanian section at La Veta Pass, CO, Rocky Mtn. Geol. Raton Basin Gdbk., p. 52-53).


AAPG geologic province:

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