Delaware Limestone

Limestone; gray to brown; thin to massive bedded; argillaceous partings, nodules and layers, carbonaceous, petroliferous odor; as much as 45 feet thick.
State Ohio
Name Delaware Limestone
Geologic age Devonian
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone (Bed, Carbonaceous)gray to brown; thin to massive bedded; argillaceous partings, nodules and layers, carbonaceous, petroliferous odor; as much as 45 feet thick.
References

Slucher, E.R., (principal compiler), Swinford, E.M., Larsen, G.E., and others, with GIS production and cartography by Powers, D.M., 2006, Bedrock geologic map of Ohio: Ohio Division of Geological Survey Map BG-1, version 6.0, scale 1:500,000.

NGMDB product
Counties Crawford - Delaware - Erie - Franklin - Huron - Marion - Sandusky - Seneca - Union