Douglas Group

Cyclic deposits, dominantly shale with sandstone, and limestone.
State Missouri
Name Douglas Group
Geologic age Late Pennsylvanian-Upper Series-Virgilian Stage
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Shale (Bed)
Sedimentary > Clastic > Sandstone (Bed)
Minor
Sedimentary > Carbonate > Limestone (Bed)
Incidental
Sedimentary > Coal (Bed)
Comments Cyclic deposits, principally shale, sandy shale, sandstone, seperated by limestone beds and minor coal.
Stratigraphic units Douglas Group- (150 ft. max) includes Stranger FM, Lawrence FM
References

Howe, W.B. and Koenig, 1961, The Stratigraphic Succession in Missouri: Missouri Geological Survey and Water Resources, Vol XL. 2nd Series.

NGMDB product
Counties Andrew - Buchanan - Clay - DeKalb - Gentry - Holt - Linn - Nodaway - Platte - Worth