Category Of Ohio Shale Outcrop

Devonian Black Shale Outcrops

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Estill Shale Lower Silurian Ohio Brush Creek North Outcrop Southern

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Estill Shale Lower Silurian Ohio Brush Creek North Outcr Flickr

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Estill Shale Lower Silurian Ohio Brush Creek North Outcr Flickr

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Estill Shale Lower Silurian Ohio Brush Creek North Outcrop Southern

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Devonian Black Shale Outcrops

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Estill Shale Lower Silurian Ohio Brush Creek North Outcrop Southern

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Normal Fault In The Lowellville Shale Pottsville Group Lower

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Estill Shale Lower Silurian Ohio Brush Creek North Outcrop Southern

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Lowellville Shale Lower Pennsylvanian Beach City Dam Outcrop

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Lowellville Shale Lower Pennsylvanian Beach City Dam Outcrop

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Lowellville Shale Lower Pennsylvanian Beach City Dam Outcrop

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Typical Outcrop Appearance Of The Cleveland Shale Member On The Coast

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Slickenlined Normal Fault In The Lowellville Shale Pottsville Group

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Devonian Black Shale Outcrops

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Lowellville Shale Lower Pennsylvanian Beach City Dam Outcrop

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Lowellville Shale Lower Pennsylvanian Beach City Dam Outcrop

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Silurian And Ohio Shale I64 Ky Sepm Strata

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Estill Shale Lower Silurian Ohio Brush Creek North Outcr Flickr

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Subtle Folds Lowellville Limestone Lowellville Shale Pottsville Group

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Fossiliferous Limestone And Fossiliferous Shale Skelley Mem Flickr

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Slickenlined Normal Fault In The Lowellville Shale Pottsville Group

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Coiled Cephalopod Lowellville Shale Lower Pennsylvanian Beach City

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Coiled Cephalopod Lowellville Shale Lower Pennsylvanian Beach City

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Coiled Cephalopod Lowellville Shale Lower Pennsylvanian Beach City

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Fossil Wood Lowellville Shale Pottsville Group Lower Pennsylvanian

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Coiled Cephalopod Lowellville Shale Lower Pennsylvanian Beach City

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Coiled Cephalopod Lowellville Shale Lower Pennsylvanian Beach City

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Ohio Shale Olentangy Shale Disconformity Upper Devonian Highbanks

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Fayetteville Shale Outcrop Stock Photo Alamy

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Horizontal Burrows In Mudshale Lowellville Shale Lower Pennsylvanian

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Coiled Cephalopod Lowellville Shale Lower Pennsylvanian Beach City

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Silurian And Ohio Shale I64 Ky Sepm Strata

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Shale Outcrop Us National Park Service

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Devonian Black Shale Outcrops

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