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 |