| Lat / long: | 42.38331, -90.41761 |
| Tertiary: | Lead, Zinc |
| Operation type: | Underground |
| Development status: | Past Producer |
| MAS | 170850048 |
| DEP | 10144871 |
| Reference | HOLTS, STEPHEN P., DEC, 1948, BUMINES R.I. 4386, FIG 1. |
| Reporter | Eastern Field Operations Center (EFOC) |