Wells Creek Dolomite

Wells Creek Formation
Stratigraphic range: Middle Ordovician
TypeFormation
UnderliesBlack River Group, Stones River Group
OverliesKnox Supergroup
Thickness
  • 5' to 180' at surface
  • 400' to 1,500' subsurface
Lithology
PrimaryLimestone, Dolomite (rock)
OtherShale
Location
Region
CountryUnited States
Type section
Named forWells Creek Basin, in Tennessee

The Wells Creek Dolomite is a geologic formation in with exposures in Kentucky, Tennessee and West Virginia. It dates back to the Ordovician period. This formation rests unconformably over the Knox Supergroup to the south and the St. Peter Sandstone to the north.