| State | Michigan |
|---|---|
| Name | Red beds |
| Geologic age | Jurassic |
| Lithologic constituents | Major
Sedimentary > Clastic > Mudstone > Shale (Bed)Red and green shale
|
| References | Milstein, Randall L. (compiler), 1987, Bedrock geology of southern Michigan: Geological Survey Division, Michigan Dept. of Natural Resources, scale 1:500,000. |
| NGMDB product | |
| Counties | Clare - Clinton - Gladwin - Gratiot - Ingham - Ionia - Isabella - Kent - Lake - Mecosta - Midland - Missaukee - Montcalm - Newaygo - Ogemaw - Osceola - Roscommon - Saginaw - Shiawassee |