Bull Fork Formation

The Bull Fork Formation is a geologic formation in north central Kentucky and southwestern Ohio. It preserves fossils dating back to the Ordovician period.[1]

Bull Fork Formation
Stratigraphic range: Ordovician
Bull Fork Formation exposed in southern Ohio
TypeFormation
UnderliesDrakes Formation
OverliesGrant Lake Formation
Lithology
PrimaryLimestone
OtherShale
Location
RegionOhio and Kentucky
CountryUnited States

John H. Peck assigned strata previously called the Arnheim, Waynesville, Liberty, and Whitewater Formations in Kentucky to the Bull Fork Formation.[2][3]

See also

References

  1. Geolex for Bull Fork
  2. G.P. Wahlman (1992). "Middle and Upper Ordovician symmetrical univalved mollusks (Monoplacophora and Bellerophontina) of the Cincinnati Arch region". Professional Paper. doi:10.3133/PP1066O. ISSN 2330-7102. Wikidata Q61047072.
  3. John H. Peck (1966). "Upper Ordovician formations in the Maysville area, Kentucky" (PDF). U.S. Geological Survey Bulletin. 1244: B21–22. doi:10.3133/B1244B. ISSN 0083-1093. Wikidata Q61460922.


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