| Lat / long: | 41.24782, -91.42014 |
| Primary: | Stone, Crushed/Broken |
| Operation type: | Underground |
| Development status: | Producer |
| MAS | 191150001 |
| DEP | 10242904 |
| Reference | {Deposit:: ROOM AND PILLAR OPERATION WORKING IN WASSONVILLE MEMBER OF}{Deposit:: HAMPTON FORMATION}{Deposit:: ENTRANCE IS FROM THE FLOOR OF AN OPEN QUARRY}{Deposit:: OP:RIVER PRODUCTS CO.}{Deposit:: IOWA DOT GEN. AGGREGATE SOURCE INFO 1981} |
| Reporter | Igs / Dh |