| Lat / long: | 47.14409, -109.22718 |
| Primary: | Gold |
| Secondary: | Silver |
| Gangue: | Pyrite |
| Orebody form: | POD/LENS |
| Discovery year: | 1883 |
| Operation type: | Surface-Underground |
| Deposit type: | Au-Ag-Te vein |
| Production size: | Yes |
| Development status: | Past Producer |
| First production started: | 1883 |
| Host rock: | Madison Limestone;Kibby Sandstone |
| Host type: | Limestone |
| Associated rock: | Quartz Monzonite Porphyry Stock;Rhyolite Porphyry Dikes |
| Associated type: | Rhyolite |
| Structure: | Large Laccolithic And Stock Intrusives Of Rhyolite And Quartz Monzonite, Doming And Faulting Produced By The Alpine Gulch Stock. Numerous Small Rhyolite Dikes. |
| Tectonic: | Rocky Mountain Foreland |
| Alteration processes: | Oxidation, Kaolinization |
| MRDS | W014640 |
| DEP | 10071313 |
| Reference | {Deposit:: FORREST, R. A., 1971, GEOLOGY AND MINERAL DEPOSITS OF THE WARM SPRINGS - GILT EDGE DISTRICT, FERGUS COUNTY, MONTANA M. S. THESIS MONTANA TECH, BUTTE MONTANA}{Deposit:: ROBERTSON, A. F., 1950, MINES AND MINERAL DEPOSITS, FERGUS COUNTY, MONT.: U. S. BUREAU OF MINES INF. CIRC. 7544}{Production:: FORREST, 1971; USBM INF. CIRC. 7544} |
| Reporter | Swanson, Leroy J.; Krohn, D. H. |