Hartshorne Formation

Hartshorne Formation
Stratigraphic range: Carboniferous
TypeFormation
UnderliesMcAlester Formation
OverliesAtoka Formation
Location
RegionArkansas, Oklahoma
CountryUnited States
Type section
Named byJ.A. Taff

The Hartshorne Formation is a geologic formation in Arkansas and Oklahoma. It preserves fossils dating back to the Carboniferous period.