| Lat / long: | 42.4506, -94.12914 |
| Primary: | Clay |
| Operation type: | Surface |
| Development status: | Past Producer |
| MAS | 191870063 |
| DEP | 10194063 |
| Reference | {Deposit:: IOWA COUNTY MINE LOCATION BOOK IN IOWA GEOLOGICAL SURVEY FILES}{Deposit:: IOWA GEOLOGICAL SURVEY, ANNUAL REPORTS 1940-1941, VOL. 38, P. 339}{Deposit:: -343.} |
| Reporter | Igs / Dh |