| Lat / long: | 37.91086, -90.74731 |
| Primary: | Lead |
| Operation type: | Underground |
| Development status: | Past Producer |
| MAS | 292210074 |
| DEP | 10269791 |
| Reference | {Deposit:: 2*DEEP SHAFT}{Deposit:: MGS 1ST AND 2ND ANNUAL REPORT, PLATE 2, P.46 SWALLOW 1859}{Deposit:: MGS GEOLOGIC REPORT; SW BRANCH, PACIFIC RR, P.59 SWALLOW} |
| Reporter | Missouri Department Of Natural Resources --Holt |