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Geologic Unit: Calhoun
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Map showing publication footprint
  • Usage in publication:
    • Calhoun limestone
  • Modifications:
    • Original reference
  • Dominant lithology:
    • Limestone
  • AAPG geologic province:
    • Forest City basin
Publication:

Beede, J.W., 1898, The stratigraphy of Shawnee County, Kansas: Kansas Academy of Sciences Transactions, v. 15, p. 27-34.


Summary:

Pg. 28. Calhoun limestone. Three beds of bluish- to yellowish-gray limestone separated by layers of shale. Thickness 15 to 20 feet. Upper bed massive limestone 7 to 10 feet thick. Underlies Calhoun shale and overlies Tecumseh shale. Recognized in eastern Kansas and northwestern Missouri. Age is Pennsylvanian.
Named from Calhoun bluffs, about 3 mi. northeast of Topeka, eastern KS.

Source: US geologic names lexicon (USGS Bull. 896, p. 317).


Map showing publication footprint
  • Usage in publication:
    • Calhoun limestone†
  • Modifications:
    • Abandoned
Publication:

Wilmarth, M.G., 1925, [Selected Geologic Names Committee remarks (ca. 1925) on Carboniferous and Permian rocks of the Midcontinent], IN Wilmarth, M.G., 1938, Lexicon of geologic names of the United States (including Alaska): U.S. Geological Survey Bulletin, 896, pts. 1-2, 2396 p.


Summary:

†Calhoun limestone. Same as Deer Creek limestone (older name), according to Hinds and Greene, 1915 [Missouri Bur. Geol. Mines Rpt., 2nd ser., v. 13] and R.C. Moore, 1936 (Kansas Geol. Survey Bull., no. 22).

Source: US geologic names lexicon (USGS Bull. 896, p. 317).


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 ([ ]).

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