| Lat / long: | 46.0371, -112.54229 |
| Tertiary: | Manganese |
| Other material: | Ankerite, Calcite, Chalcopyrite, Galena, Gold, Pyrite, Quartz, Rhodochrosite, Rhodonite, Sphalerite, Tetrahedrite, Wad |
| Discovery year: | 1878 |
| Operation type: | Surface-Underground |
| Development status: | Past Producer |
| MAS | 300930023 |
| DEP | 10245651 |
| Reference | {Deposit:: WIN,M.S.,1955 GEOL...MARGET ANN MINE,S.B.CO.MT.UNPUB MSTHESI}{Deposit:: SAHINEN,1953,GEOL MARGET ANN MINE BUTTE DIST MT BS THESIS MT}{Deposit:: ANON NODATE MARGET ANN MINE UNPUBUSBM MANUSCRIPT}{Deposit:: MPF #41.39} |
| Reporter | Wetzel, Nicholas |