| Lat / long: | 47.45543, -115.52629 |
| Primary: | Silver, Gold |
| Secondary: | Copper, Lead, Zinc |
| Ore: | Chalcopyrite, Galena, Tetrahedrite |
| Gangue: | Pyrite, Quartz, Siderite, Stibnite |
| Orebody form: | POD/LENS |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host rock: | Revett Quartzite;Wallace Formation |
| Host type: | Quartzite,Argillite |
| Structure: | A Major Structural Grain Trends Nw And Consists Of Subparallel Faults And Folds. Major Fault Is The Osburn. This Fault Seems To Demarcate A Change In Folding Form With Folds To The North Showing Signs Of More Intense Structural Deformation Than Those To The South., Ne-Striking Fault Which Dips 65s, Folding. |
| Tectonic: | Belt Basin |
| Alteration processes: | Hydrothermal Bleaching Is Common Within A Belt Approx. 1 Mi Wide Along The North Side Of The Osburn Fault Zone. It Has Been Used As A Guide To Ore Deposits. |
| MRDS | D003855 |
| DEP | 10010264 |
| Reference | {Deposit:: WALLACE, R. E. AND HOSTERMAN, J. W., 1956 , RECONNAISSANCE GEOLOGY OF WESTERN MINERAL COUNTY MONTANA: US GEOLOGICAL SURVEY BULL. 1027-M, PP. 588 , 601 , 604 .}{Deposit:: CALKINS, F. C. AND JONES, E. L. JR., 1914 , ECONOMIC GEOLOGY OF THE REGION AROUND MULLAN, IDAHO AND SALTESE, MONTANA: US GEOLOGICAL SURVEY BULL. 540 , P. 192 .}{Deposit:: LAWSON, D. C., 1972 : DIRECTORY OF MINING ENTERPRISES FOR 1971 : MONTANA BUREAU OF MINES AND GEOLOGY BULL. 86 , P. 14 .}{Production:: WALLACE, R. E. AND HOSTERMAN, J. W., 1956 : US GEOL SURVEY BULL. 1027-M, P. 604 .} |
| Reporter | Rojstaczer, Stuart A. |