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Berea Sandstone Quarry No. 7 north of South Amherst, Amherst Township, Lorain County, Ohio. Bedrock is from the Devonian Geologic Period. The Amherst area quarries were operated by Cleveland Quarries Company. This photograph of operations at the quarry was taken in 1978.
An outcrop of Bedford Shale at the Galena Shale, Tile and Brick Company claypit near Galena, Delaware County, Ohio. Unit lithology in this area is shale, siltstone, and sandstone. Bedrock is from the Devonian Geologic Period. The image was made by Michael C. Hansen in 1975.
Brick production at the Galena Shale, Tile and Brick Company kiln operation near Galena, Delaware County, Ohio. Unit lithology in this area is shale, siltstone, and sandstone. Bedrock is from the Devonian Geologic Period. The image was probably taken in the 1970s.
An outcrop of Bedford Shale at the Galena Shale, Tile and Brick Company claypit near Galena, Delaware County, Ohio. Unit lithology in this area is shale, siltstone, and sandstone. Bedrock is from the Devonian Geologic Period. The photograph was taken by Michael C. Hansen in 1975.
Outcrop showing contact between the uranium-rich Huron Member of the Ohio Shale with overlying till of Wisconsinan age along the Lake Erie shoreline at Showse Park, Vermilion, Lorain County, Ohio. Pleistocene glaciers eroded large amounts of Ohio Shale and incorporated these fragments in tills. Note vertical cracks in the till. These fissures provide avenues for upward migration of radon. Unit lithology in this area is shale, siltstone, and sandstone. Bedrock is from the Devonian Geologic Period. Ohio Geological Survey employee Merrianne Hackthorn is pictured next to the outcrop for scale. The photograph was taken by David B. Buchanan probably in April 1983.
Outcrop of Ohio Shale along the Lake Erie shoreline at Cleveland, Cuyahoga County, Ohio. Bedrock is from the Devonian Geologic Period. Photograph was taken by Dr. Paul Potter.
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.
Columbus Limestone at the Chemstone Quarry on Marblehead Peninsula in Danbury Township, Ottawa County, Ohio. Unit lithology in this area is limestone and dolomite. Bedrock is from the Devonian Geologic Period. Photograph taken by Ralph J. Bernhagen in 1959.
The Columbus Limestone at the American Aggregates Corporation quarry in southern Franklin County, Ohio. Unit lithology in this area is limestone and dolomite. Bedrock is from the Devonian Geologic Period. The photograph was taken by Michael C. Hansen in 1978.
Outcrop of Columbus Limestone at Ohio Wesleyan University, Delaware County, Ohio. Unit lithology is limestone and dolomite. Bedrock is from the Devonian Geologic Period. This photograph was an entry in the 1986 Ohio Geology Slide Contest.
Outcrop of Plum Brook Shale in Groton Township of Erie County, Ohio. This is a photograph of a railroad pit taken near the intersection of the Norfolk Southern Railroad and State Route 4. Unit lithology is shale and argillaceous limestone. Bedrock is from the Devonian Geologic Period. Photograph was taken by Ralph J. Bernhagen in 1966.
Columbus Limestone outcrop at Hayden Falls Park in Franklin County, Ohio. Unit lithology in this area is limestone and dolomite. Bedrock is from the Devonian Geologic Period. The photograph was taken by Michael C. Hansen in 1974.
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.
A concretion in the shale outcrop at Copperas Mountain near Bainbridge in Ross County, Ohio. Growth of this concretion during shale bed deposition deformed the Ohio Shale. 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.
An outcrop of the Ohio Shale at Copperas Mountain near Bainbridge in Ross County, Ohio. Paint Creek is visible in the Photograph. 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 14, 1986.
Ohio Geological Survey geologist Richard Carlton on top of an outcrop of 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 1978.
An outcrop of 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 by Michael C. Hansen in 1978.
An outcrop of 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.
An outcrop of the Ohio Shale at Copperas Mountain near Bainbridge in Ross County, Ohio. Paint Creek is visible in the Photograph. 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 by Pauline Smyth on April 2, 1955.
An outcrop of the Chagrin Shale Member of the Ohio Shale along Mill Creek in Hogback Ridge Metropolitan Park, Lake County, Ohio. This area is a locality for Echinocaris fossils of the Phylum Arthropoda. Unit lithology in this area is shale, siltstone, and sandstone. Bedrock is from the Devonian Geologic Period. The photograph was taken by Michael C. Hansen in 1975.
map background search result map search result map Columbus Limestone on Marblehead Peninsula, Ottawa County, Ohio, 1959 American Aggregates Quarry, Franklin County, Ohio, 1978 Limestone at Ohio Wesleyan University, Delaware, Ohio, 1986 Pulm Brook Shale, Erie County, Ohio, 1966 Lake Erie Shoreline, Cuyahoga County, Ohio Hayden Falls Park, Franklin County, Ohio, 1974 Concretions at Camp Mary Orton, Franklin County, Ohio, 1987 Concretions at Camp Mary Orton, Franklin County, Ohio Ohio Shale Outcrop at Copperas Mountain, Ross County, Ohio, 1982 Ohio Shale Outcrop at Copperas Mountain, Ross County, Ohio, 1986 Ohio Shale Outcrop at Copperas Mountain, Ross County, Ohio, 1978 Ohio Shale Outcrop at Copperas Mountain, Ross County, Ohio, 1978 Ohio Shale Outcrop at Copperas Mountain, Ross County, Ohio, 1986 Ohio Shale Outcrop at Copperas Mountain, Ross County, Ohio, 1955 Chagrin Shale Member Outcrop at Hogback Ridge Metro Park, Lake County, Ohio, 1975 Showse Park, Lorain County, Ohio, 1983 Bedford Shale Outcrop, Galena, Delaware County, Ohio, 1975 Amherst Quarry in Lorain County, Ohio, 1978 Galena Shale, Tile, and Brick Company in Delaware County, Ohio, 1975 Galena Shale, Tile, and Brick Company in Delaware County, Ohio, 1970s