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A concretion in the Ohio Shale at Camp Mary Orton in Franklin County, Ohio. Bedrock is from the Devonian Geological Period. The photograph was taken by Michael C. Hansen in 1987.
A concretion in the Ohio Shale at Camp Mary Orton in Franklin County, Ohio. Bedrock is from the Devonian Geological Period. The photograph was taken by Larry Rhodebeck.
An outcrop with coal balls in the Ames limestone of the Conemaugh Group along United States Highway 22 west of Wintersville in Wayne Township, Jefferson County, Ohio. Coal balls are concretions of mineralized plant debris, occurring in coal seams or in adjacent rocks. This area has shale, siltstone, mudstone, sandstone, limestone and coal lithologies. Bedrock is from the Pennsylvanian Geologic Period. This image was taken by Michael C. Hansen in 1975.
Outcrop showing the the Ohio Shale with concretions at the Boy Scouts of America, Simon Kenton Council's Camp Lazarus in Delaware County, Ohio. Unit lithology in this area is shale, siltstone, and sandstone. Bedrock is from the Devonian Geologic Period. The photograph was taken at Stop #1 of the Ohio Academy of Science field trip on April 26, 1969.
Concretions from the Huron Shale Member of the Ohio Shale forming the stream bed of Deer Creek at the south edge of Williamsport in Pickaway County, Ohio. Bedrock is from the Devonian Geologic Period. The photograph was taken by Michael C. Hansen in August 1999.
A concretion in the Ohio Shale at Copperas Mountain near Bainbridge in Ross County, Ohio. Unit lithology in this area is Ohio Shale overlain by Bedford Shale and Berea Sandstone. Bedrock is from the Devonian Geologic Period. The photograph was taken in 1986.
Ohio Geological Survey employee Pauline Smyth standing next to a concretion in the Ohio Shale at Copperas Mountain near Bainbridge in Ross County, Ohio. Unit lithology in this area is Ohio Shale overlain by Bedford Shale and Berea Sandstone. Bedrock is from the Devonian Geologic Period. The photograph was taken on April 2, 1955.
A concretion in the Ohio Shale at Camp Mary Orton in Franklin County, Ohio. Bedrock is from the Devonian Geological Period. The photograph was taken by Michael C. Hansen in 1987.
Stacked concretions from the Ohio Shale used as ornamentation for a lawn in Westerville, Franklin County, Ohio. Bedrock is from the Devonian Geologic Period. The photograph was taken by Michael C. Hansen in 1973.
An outcrop with coal balls in the Ames limestone of the Conemaugh Group along United States Highway 22 west of Wintersville in Wayne Township, Jefferson County, Ohio. Coal balls are concretions of mineralized plant debris, occurring in coal seams or in adjacent rocks. This area has shale, siltstone, mudstone, sandstone, limestone and coal lithologies. Bedrock is from the Pennsylvanian Geologic Period. This image was taken by Michael C. Hansen in 1975.
Concretions from the Huron Shale Member of the Ohio Shale forming the stream bed of Deer Creek at the south edge of Williamsport in Pickaway County, Ohio. Bedrock is from the Devonian Geologic Period. The photograph was taken by Michael C. Hansen in August 1999.
Outcrop of the Ohio Shale with concretions from the Huron Shale Member forming the stream bed of Deer Creek at the south edge of Williamsport in Pickaway County, Ohio. Bedrock is from the Devonian Geologic Period. The photograph was taken by Michael C. Hansen in August 1999.
A concretion in the Ohio Shale at Camp Mary Orton in Franklin County, Ohio. Bedrock is from the Devonian Geological Period. The photograph was taken by Michael C. Hansen in 1987.
Angie Tornes, Division of Natural Areas and Preserves employee, stands next to a concretion in the Ohio Shale at Camp Mary Orton in Franklin County, Ohio. Bedrock is from the Devonian Geological Period. The photograph was taken by Michael C. Hansen in 1987.
An outcrop with coal balls in the Ames limestone of the Conemaugh Group along United States Highway 22 west of Wintersville in Wayne Township, Jefferson County, Ohio. Coal balls are concretions of mineralized plant debris, occurring in coal seams or in adjacent rocks. This area has shale, siltstone, mudstone, sandstone, limestone and coal lithologies. Bedrock is from the Pennsylvanian Geologic Period. This image was taken by Michael C. Hansen in 1975.
Concretions from the Huron Shale Member of the Ohio Shale forming the stream bed of Deer Creek at the south edge of Williamsport in Pickaway County, Ohio. Bedrock is from the Devonian Geologic Period. The photograph was taken by Michael C. Hansen in August 1999.
Outcrop of the Ohio Shale with concretions from the Huron Shale Member forming the stream bed of Deer Creek at the south edge of Williamsport in Pickaway County, Ohio. Bedrock is from the Devonian Geologic Period. The photograph was taken by Michael C. Hansen in August 1999.
Concretions from the Huron Shale Member of the Ohio Shale forming the stream bed of Deer Creek at the south edge of Williamsport in Pickaway County, Ohio. Bedrock is from the Devonian Geologic Period. The photograph was taken by Michael C. Hansen in August 1999.
Angie Tornes, Division of Natural Areas and Preserves employee, stands next to a concretion and joints in the Ohio Shale at Camp Mary Orton in Franklin County, Ohio. Bedrock is from the Devonian Geological Period. The photograph was taken by Michael C. Hansen in 1987.
An outcrop with coal balls in the Ames limestone and Duquesne coal of the Conemaugh Group along United States Highway 22 west of Wintersville in Wayne Township, Jefferson County, Ohio. Coal balls are concretions of mineralized plant debris, occurring in coal seams or in adjacent rocks. This area has shale, siltstone, mudstone, sandstone, limestone and coal lithologies. Bedrock is from the Pennsylvanian Geologic Period. The image includes Michael L. Couchot and was taken by Micheal C. Hansen in 1975.


map background search result map search result map Concretions in Deer Creek, Pickaway County, Ohio, 1999 Concretions in Deer Creek, Pickaway County, Ohio, 1999 Concretions in Deer Creek, Pickaway County, Ohio, 1999 Concretions in Deer Creek, Pickaway County, Ohio, 1999 Concretions in Deer Creek, Pickaway County, Ohio, 1999 Concretions in Deer Creek, Pickaway County, Ohio, 1999 Concretions at Camp Mary Orton, Franklin County, Ohio, 1987 Concretions at Camp Mary Orton, Franklin County, Ohio, 1987 Concretions at Camp Mary Orton, Franklin County, Ohio, 1987 Concretions at Camp Mary Orton, Franklin County, Ohio, 1987 Concretions at Camp Mary Orton, Franklin County, Ohio, 1987 Concretions Lawn Ornament, Franklin County, Ohio, 1973 Concretions at Camp Mary Orton, Franklin County, Ohio A Concretion at Copperas Mountain, Ross County, Ohio, 1986 A Concretion at Copperas Mountain, Ross County, Ohio, 1955 Ames Limestone with Coal Balls, Wayne Township, Jefferson County, Ohio, 1975 Ames Limestone with Coal Balls, Wayne Township, Jefferson County, Ohio, 1975 Ames Limestone with Coal Balls, Wayne Township, Jefferson County, Ohio, 1975 Ames Limestone with Coal Balls, Wayne Township, Jefferson County, Ohio, 1975 Shale Outcrop at Camp Lazarus, Delaware County, Ohio, 1969