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Map showing publication footprint
  • Usage in publication:
    • City Ledge
  • Modifications:
    • Original reference
  • Dominant lithology:
    • Sandstone
  • AAPG geologic province:
    • Appalachian basin
Publication:

Andrews, E.B., 1870, Report of progress in the second district, Part II, IN Report of progress in 1869: Ohio Division of Geological Survey Report of Progress, 2nd series, p. 55-135.


Summary:

Pg. 66, 67, 68. City Ledge. Famous stratum of sandstone, 3 feet 5 inches to 4 feet 6 inches thick, called "city ledge." Separated from Waverly black slate below by 5 feet 4 inches of clay and shale. Overlain by 5.5 feet of soft bluish shale.
Quarried at Rockville, [Stark Co.], and Buena Vista, [Fayette Co.], OH. [Nongeographic name.]

Source: US geologic names lexicon (USGS Bull. 896, p. 448).


Map showing publication footprint
  • Usage in publication:
    • City Ledge sandstone†
  • Modifications:
    • Abandoned
  • AAPG geologic province:
    • Appalachian basin
Publication:

Wilmarth, M.G., 1936, [Selected Geologic Names Committee remarks (ca. 1931-1938) on Paleozoic rocks of the Appalachians], 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:

†City Ledge sandstone (in Cuyahoga formation). Nongeographic name. The bed belongs in Buena Vista sandstone member of Cuyahoga formation.

Source: US geologic names lexicon (USGS Bull. 896, p. 448).


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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