Hunton Megagroup

Hunton Megagroup
Stratigraphic range: Rhuddanian-Eifelian
~
Sub-units
Arkansas
Southern Illinois
Western Illinois
  • Racine Formation
  • Joliet Limestone
  • Kankakee Limestone
  • Edgewood Formation
Lithology
Primary
Carbonate rock
Other
Location
RegionArkansas, Illinois, Kansas, Kentucky, Missouri, Oklahoma
Type section
Named forHunton, Coal County, Oklahoma
Named byJoseph A. Taff, 1902

The Hunton Megagroup also Hunton Super Group, Hunton Group, Hunton Formation and Hunton Limestone is predominantly composed of carbonate rock, deposited between the Silurian and early to mid Devonian periods. In many States it acts as a reservoir for both hydrocarbons and water.