• The Pope Mega Group is a geologic unit found in the Illinois Basin of southern Illinois, southwestern Indiana, and western Kentucky. In Indiana and Kentucky...
    8 KB (653 words) - 13:04, 8 July 2024
  • The Embayment Mega Group is found from the Gulf of Mexico north to southern Illinois. The Mounds Gravel is found in southern Illinois. It is composed of...
    5 KB (509 words) - 18:46, 25 April 2024
  • Thumbnail for Munising Group
    The Munising Group or Formation is a 1,700 feet (520 m) thick, white to light grey Cambrian sedimentary unit that crops out in Michigan and (to a lesser...
    10 KB (853 words) - 02:52, 17 July 2024
  • The Muscatatuck Group is a Middle Devonian Aged unit found in Illinois, Indiana and Kentucky. It is characterized by being predominantly made up of Dolomite...
    4 KB (221 words) - 18:26, 3 March 2024
  • The Carbondale Group is a Middle Pennsylvanian aged unit found in the Illinois Basin. This geologic unit is made up of siliciclastic rock and coal beds...
    4 KB (300 words) - 14:02, 30 April 2024
  • The Hunton Megagroup also Hunton Super Group, Hunton Group, Hunton Formation and Hunton Limestone is predominantly composed of carbonate rock, deposited...
    14 KB (1,194 words) - 11:58, 26 June 2024
  • Thumbnail for Knox Supergroup
    The Knox Supergroup, also known as the Knox Group and the Knox Formation, is a widespread geologic group in the Southeastern United States. The age is...
    15 KB (1,220 words) - 19:45, 20 July 2024
  • Thumbnail for St. Peter Sandstone
    Serpukhovian Pope Mega Group Grove Church Kinkaid Limestone Dagonia Sandstone Clore Formation Palestine Sandstone Menard Limestone Waltersburg Formation...
    6 KB (547 words) - 19:44, 20 July 2024
  • Serpukhovian Pope Mega Group Grove Church Kinkaid Limestone Dagonia Sandstone Clore Formation Palestine Sandstone Menard Limestone Waltersburg Formation...
    3 KB (196 words) - 19:06, 16 July 2024
  • Thumbnail for Eau Claire Formation
    Serpukhovian Pope Mega Group Grove Church Kinkaid Limestone Dagonia Sandstone Clore Formation Palestine Sandstone Menard Limestone Waltersburg Formation...
    3 KB (60 words) - 19:08, 16 July 2024