Claystone, siltstone, and sandstone

Claystone, siltstone, and sandstone. Albian age is tentatively inferred from a single analysis of pollen.
State Minnesota
Name Claystone, siltstone, and sandstone
Geologic age Albian
Lithologic constituents
Sedimentary > Clastic > Sandstone (Bed)
Sedimentary > Clastic > Siltstone (Bed)
Sedimentary > Clastic > Mudstone > Claystone (Bed)

Jirsa, Mark A., Boerboom, Terrence J., Chandler, Val W., Mossler, John H., Runkel, Anthony C., and Setterholm, Dale R., 2011, S-21 Geologic Map of Minnesota-Bedrock Geology; Minnesota Geological Survey, State Map Series S-21. Scale 1:500,000.

NGMDB product
Counties Brown - Carver - McLeod - Meeker - Nicollet - Sibley - Watonwan - Wright