| Lat / long: | 46.30962, -112.16755 |
| Primary: | Gold, Silver, Lead |
| Secondary: | Zinc, Copper |
| Tertiary: | Uranium, Arsenic, Antimony |
| Ore: | Chalcopyrite, Galena, Gold, Sphalerite, Tetrahedrite, Arsenopyrite |
| Gangue: | Pyrite, Quartz, Tourmaline |
| Orebody form: | SHOOTS; LENTICULAR |
| Discovery year: | 1874 |
| Operation type: | Unknown |
| Deposit type: | Polymetallic veins |
| Production size: | Small |
| Development status: | Past Producer |
| First production started: | 1880 |
| Host rock: | BOULDER BATHOLITH |
| Host type: | Quartz Monzonite,Alkali-Granite (Alaskite) |
| Associated rock: | Quartz Latite Dike(Boulder Batholith);Boulder Batholith, Butte Quartz Monzonite;Elkhorn Mountains Volcanics |
| Associated type: | Quartz Monzonite,Welded Tuff,Quartz Latite |
| Structure: | Boulder Batholith; South-Trending Syncline In Elkhorn Mountains Volcanics, Comet - Gray Eagle Shear Zone, Veins Offset By Small Cross-Faults, Roof Pendant Of Volcanic Rocks |
| Tectonic: | Cordilleran Miogeosyncline |
| Alteration processes: | Most Rocks In Shear Zone Altered To Sericite And Clay Minerals. It Is Also Tourmalinized, Many Well-Developed Radial Groups Of Tourmaline. Oxidation Also Occurs. |
| MRDS | W014654 |
| DEP | 10105714 |
| Reference | {Deposit:: MBMG BULL 16, P. 26, 27.}{Deposit:: USGS BULL 527, P. 114-15.}{Deposit:: USGS BULL 842, P. 243-4}{Deposit:: USGS PP 428, P. 28, 36, 40, 49, 53, 84.}{Production:: MBMG BULL. 16, USGS PROF. PAPER 428} |
| Reporter | Krohn, Douglas H., Wise, Kristine K. (Elliott, James E.) |