| Lat / long: | 46.00907, -112.52589 |
| Primary: | Silver, Lead, Zinc |
| Secondary: | Copper, Gold |
| Ore: | Chalcocite, Galena, Gold, Sphalerite |
| Gangue: | Pyrite, Quartz |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host type: | Quartz Monzonite |
| Associated rock: | Butte Quartz Monzonite (Boulder Batholith) |
| Associated type: | Quartz Monzonite |
| Structure: | Boulder Batholith |
| MRDS | DC11027 |
| DEP | 10019640 |
| Reference | {Deposit:: USBM, 1943, REPT TO SEC. OF INT.: OTISCO MINE}{Deposit:: USGS PP 74, P. 193, PL. XX1}{Deposit:: USGS-USBM MINERAL YEARBOOK 1927, 1934} |
| Reporter | Unknown, Wise, Kristine K. (Elliott, James E.) |