| Lat / long: | 44.39746, -103.86448 |
| Tertiary: | Silver, Gold, Lead, Manganese |
| Other material: | Cerargyrite, Cerussite, Galena, Gold, Hausmannite, Psilomelane, Rhodolite, Silver |
| Discovery year: | 1881 |
| Operation type: | Underground |
| Development status: | Past Producer |
| First production started: | 1882 |
| MAS | 460810052 |
| DEP | 10153484 |
| Reference | {Deposit:: SHAPIRO, LEWIS H,AND GRIES,J P,1970 ORE DEPOSITS IN ROCKS OF}{Deposit:: OIC AND TERTIARY AGE OF THE NORTHERN BLACK HILLS, SOUTH DAKO}{Deposit:: GEOLOGICAL SURVEY HEAVEY METALS PROGRAM, CONTRACT # 14-08-00}{Deposit:: 50.}{Deposit:: U S BUREAU OF MINES,1954 BLACK HILLS MINERAL ATLAS,S DAKOTA:}{Deposit:: WASH D C, U S BUMINES FC 7688,123 PP} |
| Reporter | Baer, Roger L. |