| Lat / long: | 40.77172, -91.90486 |
| Primary: | Stone, Crushed/Broken |
| Operation type: | Surface |
| Development status: | Past Producer |
| MAS | 191770024 |
| DEP | 10218645 |
| Reference | {Deposit:: SPERGEN LIMESTONE}{Deposit:: IOWA ST HWY COMM AGGREGATE RESOURCE LISTING 1977} |
| Reporter | Igs / Ck |