National Geologic Map Database

Geologic Unit: Compton


Compton Limestone (KS*,MO*,OK)
Compton Limestone of Chouteau Group (MO)
Compton Member of Chouteau Limestone (KS,MO)

Geologic age:

Mississippian, Early*

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

Type area stated to be exposures along James River in vicinity of Compton, near west line of Webster Co., where 22 ft is exposed [according to Beveridge and Clark (1952), these exposures no longer exist]. Named from Compton Post Office [now non-existent], which stood in NW/4 NW/4 SE/4 sec. 9, T. 29 N., R. 19 W., Webster Co., MO (Moore, 1928, p. 108, 118-122).
Type section: Bridwell's Hill, on James River near Compton, on north side of gravel road, center SE/4 SE/4 S/2 sec. 3, T. 29 N., R. 19 W. [in SE/4 E/2 E/2 Lot 2, NE/4 sec. 3, T. 29 N., R. 19 W. (Thompson, 2001)], Webster Co., MO. This section is 2 mi northeast of Compton Post Office, and shows the Compton in its entirety (Beveridge and Clark, 1952, p. 73) [according to Thompson and Fellows (1970, p. 14), this section no longer exists]. See also MO Geol. Survey lexicon (Thompson, 2001).
Reference sections: (1) U.S. Highway 65, south of Springfield, in SW/4 SW/4 NE/4 sec. 22, T. 25 N., R. 21 E., Day 7.5-min quadrangle, Christian Co., south-central MO; (2) Roadcut on U.S. Interstate Highway I-44, just east of Mt. Vernon, in NW/4 NE/4 SE/4 sec. 7, T. 28 N., R. 25 W., Halltown 7.5-min quadrangle, Lawrence Co., MO (Thompson and Fellows, 1970; see also Thompson, 1986).

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 ([ ]).