| Author: | Anderson, Raymond R. |
|---|---|
| Additional Authors: | McKay, Robert M., |
| Year: | 1997 |
| Document Type: | MAIN |
| Issuing Agency: | U.S. G.P.O. ; |
| SUDOC: | I 19.3:1989-I |
| Series: | Strategic and critical minerals in the midcontinent region, United States ; |
| Report Number: | ch. I |
| Subjects: | Geology, Stratigraphic--Proterozoic |
| Klastisches Gestein | |
| Riftsystem | |
| Geology--Iowa | |
| Link: | https://hdl.handle.net/2027/mdp.39015095007061 |