| Lat / long: | 46.25823, -111.94254 |
| Primary: | Copper |
| Secondary: | Silver, Lead, Zinc |
| Tertiary: | Gold |
| Ore: | Chrysocolla, Malachite |
| Gangue: | Pyrite |
| Orebody form: | IRREGULAR |
| Operation type: | Unknown |
| Deposit type: | Contact Metamorphic |
| Production size: | Yes |
| Development status: | Past Producer |
| First production started: | 1914 |
| Host rock: | Meagher Limestone-Limestone, Calcareous Shale |
| Host type: | Limestone |
| Associated rock: | Turnley Ridge Stock-Quartz Diorite Porphyry |
| Associated type: | Diorite |
| Structure: | North Plunging Anticline |
| Tectonic: | Bulwer Mine On East Limb Of Anticline Adjacent To Quartz Diorite |
| Alteration processes: | Brecciation, Thermal Metamorphism-Development Of Calc-Silicate Minerals-Clay And Sericite |
| MRDS | M060814 |
| DEP | 10042786 |
| Reference | {Deposit:: KLEPPER, M.R., WEEKS, R.A., AND RUPPEL, E.T., 1957, GEOLOGY OF THE SOUTHERN ELKHORN MOUNTAINS, JEFFERSON AND BROADWATER COUNTIES, MONTANA: U.S. GEOL. PROF. PAPER 292, P. 70}{Deposit:: ROBY, R.N., ACKERMAN, W.C., FULKERSON, F.B., AND CROWLEY, F.A., 1960, MINES AND MINERAL DEPOSITS (EXCEPT FUELS) JEFFERSON COUNTY, MONTANA: MONTANA BUREAU OF MINES AND GEOL. BULL. 16, P. 58}{Production:: USGS PROF. PAPER 292, P. 70} |
| Reporter | Puffett, Willard P. |