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Geologic Unit: Latonia
Map showing publication footprint
  • Usage in publication:
    • Latonia shale*
  • Modifications:
    • Original reference
  • Dominant lithology:
    • Shale
  • AAPG geologic province:
    • Cincinnati arch
Publication:

Fenneman, N.M., 1916, Geology of Cincinnati and vicinity [Ohio]: Ohio Division of Geological Survey Bulletin, no. 19, 207 p., (incl. geologic map, scale 126,720)


Summary:

Pg. 63. Latonia shale of Eden group. More distinctly blue than underlying Utica [Fulton] shale. Is soft and calcareous; contains some thin beds of limestone; weathers greenish yellow or drab. Thickness 180 to 230 feet. Latonia shale and Utica [Fulton] shale comprise Eden group. Is overlain by Mount Hope shale member of Fairview formation. Age is Late Ordovician.
Named from Latonia, Kenton Co., northern KY. Extends into southwestern OH.

Source: US geologic names lexicon (USGS Bull. 896, p. 1155).


Map showing publication footprint
  • Usage in publication:
    • Latonia Shale†
  • Modifications:
    • Abandoned
  • AAPG geologic province:
    • Cincinnati arch
Publication:

Luft, S.J., 1971, Geologic map of part of the Covington quadrangle, northern Kentucky: U.S. Geological Survey Geologic Quadrangle Map, GQ-955, 1 sheet, scale 1:24,000 [http://ngmdb.usgs.gov/Prodesc/proddesc_2255.htm]


Summary:

Footnote lower left corner. Strata previously assigned to the Latonia Shale (Fenneman, 1916, p. 63-65) lie entirely within the Kope Formation of present usage. The Latonia Shale or Formation was not adequately defined and is not a mappable unit at its type locality, in this quadrangle, and is herein abandoned.

Source: Publication.


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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