| Lat / long: | 46.93935, -110.73445 |
| Primary: | Silver |
| Secondary: | Lead, Zinc |
| Ore: | Polybasite, Proustite, Pyrite |
| Gangue: | Barite, Rhodochrosite |
| Orebody form: | TABULAR |
| Discovery year: | 1882 |
| Operation type: | Unknown |
| Production size: | Yes |
| Development status: | Producer |
| First production started: | 1895 |
| Host rock: | Belt, Neihart Quartzite;Gneiss And Schist |
| Host type: | Gneiss |
| Associated rock: | Snow Creek Porphyry-Pluton And Dikes Of Rhyolite Porphyry;Pinto Diorite-Large Phenocrysts Of Feldspar & Hornblende |
| Associated type: | Diorite,Rhyolite |
| Structure: | Zone Of Igneous Intrusions Covering Over 800 Square Km, Moulton Fault - With N 70 Deg W Strike And Steep 85 Deg N Dip. - Suggested To Be Pre-Mineral |
| Tectonic: | Rocky Mountain Foreland |
| Alteration processes: | Sericitization & Carbonatization |
| MRDS | W014736 |
| DEP | 10071389 |
| Reference | {Deposit:: SCHAFER, 1935, GEOLOGY & ORE DEPOSIT S - NEIHART MINING DISTRICT, CASCADE COUNTY, MONTANA, MT BUREAU MINES & GEOLOGY MEMOIR 13.}{Deposit:: LAWSON, D. C., 1976, DIRECTORY OF MINING ENTEPRISES FOR 1975, MONTANA BUREAU MINES & GEOLOGY BULL. 100.}{Deposit:: ROBERTSON, A. F., 1951, MINES & MINERAL DEPOSITS - CASCADE COUNTY, U. S. BUREAU MINES INF. CIRC. 7589.}{Deposit:: KLEINKOPF, M. D., WITKIND, I. J., AND KEEFER, W. R., 1972, AEROMAGNETIC, BOUGUER GRAVITY, AND GENERALIZED GEOLOGIC MAPS OF THE CENTRAL PART OF THE LITTLE BELT MOUNTAINS, MONTANA: U.S. GEOLOGICAL SURVEY MAP GP-837}{Production:: ROBERTSON, 1951, U.S.B.M. INF. CIRC. 7589} |
| Reporter | Mlynarczyk, Meg S. |