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National Geologic Map Database

Geologic Unit: Whetstone Creek

Usage:

Whetstone Creek Member of Bonneterre Formation (MO*)
Whetstone Creek Member of Bonneterre Dolomite (AR,OK)


Geologic age:

early Late Cambrian (early Croixan; early Millardan; Steptoean)*


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

Type section (subsurface): depth-interval 1,435.0 to 1,495.0 ft, St. Joe Minerals Corp. No. 64W133 (WR-1) core, in SE/4 SE/4 sec. 16, T. 29 N., R. 13 W., Wright Co., MO, in the Ozark uplift (outcrop exposures inadequate for a type). Named from Whetstone Creek, near where type [core] was drilled (Kurtz and others, 1975; emended by Thompson and others, 2013).
Reference section (surface; =type Sullivan) [the Whetstone Creek is no longer exposed here, see Thompson and others, 2013]: Crooked Creek cryptoexplosive structure, in center E/2 NW/4 sec. 17, T. 36 N., R. 4 W., Crawford Co., MO (Kurtz and others, 1975).


AAPG geologic province:

Ozark uplift*


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 ([ ]).