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National Geologic Map Database

Geologic Unit: Burlington

Usage:

Burlington Limestone (IL*,IA*,KS*,KY*,MO*,NE, and CO*-subsurface)
Burlington Formation of Augusta Group (IA)
Also called /Burlington-Keokuk Limestone of Mammoth Cave Group (IL-notably southwestern part)

[The use of a hyphen between undifferentiated formations is not considered proper notation (CSN, 1933).]


Subunits:

(alphabetical): Cedar Fork Member (IA) or Cedar Fork Limestone Member (IL), Dolbee Creek Member (IA), Haight Creek Member (IA,IL).


Geologic age:

Early to Middle Mississippian (Tournaisian to Visean; Osagean)*


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

Named from exposures at Burlington, Des Moines Co., southeastern IA (US geologic names lexicons, USGS Bull. 896, 1200).
Reference section: roadcut in U.S. Highway 65 immediately south of Springfield, Greene Co., beginning at south edge of bridge over Lake Springfield and continuing approx 0.5 mi to the south, in W/2 E/2 sec. 21, T. 28 N., R. 21 W., Ozark 7.5-min quadrangle, southwestern MO (Thompson and Fellows, 1970, section Y).


AAPG geologic province:

Anadarko basin*
Illinois basin*
Iowa shelf*
Lincoln anticline
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 ([ ]).