Laurel Dolomite, Osgood Formation, and Brassfield Dolomite, undivided

Laurel Dolomite, Osgood Formation, and Brassfield Dolomite, undivided
State Kentucky
Name Laurel Dolomite, Osgood Formation, and Brassfield Dolomite, undivided
Geologic age Silurian
Lithologic constituents
Major
Sedimentary > Carbonate > Dolostonelithologies and lithology percentages estimated from stratigraphic column on paper source map; collectively these units are about 10% shale and 90% dolomite (some cherty)
Minor
Sedimentary > Clastic > Mudstone > Shalelithologies and lithology percentages estimated from stratigraphic column on paper source map; collectively these units are about 10% shale and 90% dolomite (some cherty)
Comments in west-central Kentucky, thickness is 0-45 m
References

Noger, M.C., compiler, 1988, Geologic map of Kentucky: sesquicenntennial edition of the Kentucky Geological Survey: U.S. Geological Survey and the Kentucky Geological Survey, scale 1:500,000.

NGMDB product
Counties Allen - Barren - Bullitt - Henry - Jefferson - Larue - Marion - Monroe - Nelson - Oldham - Shelby - Trimble - Washington