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Black Hand Sandstone Member of Cuyahoga Formation

Black Hand Sandstone Member of Cuyahoga Formation - Sandstone and conglomerate; yellow-gray to white, weathers shades yellow, brown, red, and gray; very fine grained to pebbles, mostly medium to coarse grained with lenses and layers of pebbles; massive to crossbedded to laminated; grades laterally into shale and siltstone; quartzose.
StateOhio
NameBlack Hand Sandstone Member of Cuyahoga Formation
Geologic ageMississippian
Original map labelMcb
Primary rock typesandstone
Secondary rock typeconglomerate
Other rock typesshale; siltstone
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone (Bed)Sandstone and conglomerate; yellow-gray to white, weathers shades yellow, brown, red, and gray; very fine grained to pebbles, mostly medium to coarse grained with lenses and layers of pebbles; massive to crossbedded to laminated.
Sedimentary > Clastic > Conglomerate (Bed)Sandstone and conglomerate; yellow-gray to white, weathers shades yellow, brown, red, and gray; very fine grained to pebbles, mostly medium to coarse grained with lenses and layers of pebbles; massive to crossbedded to laminated.
Minor
Sedimentary > Clastic > Siltstone (Bed)grades laterally into shale and siltstone; quartzose.
Sedimentary > Clastic > Mudstone > Shale (Bed)grades laterally into shale and siltstone; quartzose.
Map references
Digital Ohio map from CD produced as a result of a contract between the U.S. Geological Survey and the Ohio Geological Survey. Released with permission of the Ohio Geological Survey, June 2005.
Unit references
Digital Ohio map from CD produced as a result of a contract between the U.S. Geological Survey and the Ohio Geological Survey. Released with permission of the Ohio Geological Survey, June 2005.
File of unit descriptions received from Ohio Geological Survey.
Geographic coverageCoshocton - Fairfield - Hocking - Knox - Licking - Muskingum - Pickaway - Vinton

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