| Lat / long: | 38.70722, -105.56308 |
| Primary: | Copper |
| Secondary: | Silver |
| Ore: | Chalcopyrite, Silver |
| Gangue: | Actinolite, Anthophyllite, Chlorite, Clinozoisite, Epidote, Garnet, Magnetite, Quartz, Sphene |
| Orebody form: | LENSOID, TABULAR, POD-LIKE |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host rock: | Biotite Gneiss, Migmatitic Gneiss |
| Host type: | Gneiss |
| Associated rock: | Boulder Creek Granite, Quartz Monzonite;Rhyolitic And Andesitic Tuff And Tuff Breccia |
| Associated type: | Quartz Monzonite,Volcanic Breccia (Agglomerate),Rhyolite,Granite |
| Structure: | Thirtyone Mile Mountain Volcanic Center, Thirtynine Mile Volcanic Field, Front Range, Currant Creek Fault And Related Nw-Trending Faults |
| Tectonic: | Central Cordillera (Southern Rocky Mountains) |
| MRDS | D010342 |
| DEP | 10087862 |
| Reference | {Deposit:: HEINRICH, E.W., 1981, PRECAMBRIAN TUNGSTEN AND COPPER-ZINC SKARN DEPOSITS OF SOUTH-CENTRAL COLORADO: CGS RESOURCE SERIES 21, 115 P.}{Deposit:: BELSER, CARL, 1956, TUNGSTEN POTENTIAL IN CHAFFEE, FREMONT, GUNNISON, LAKE, LARIMER, PARK, AND SUMMIT COUNTIES, COLORADO: USBM INFORMATION CIRCULAR 7748, P. 19-26}{Deposit:: EPIS, R.C., WOBUS, R.A. AND SCOTT, G.R., 1979, GEOLOGIC MAP OF THE BLACK MOUNTAIN QUADRANGLE, FREMONT AND PARK COUNTIES, COLORADO: USGS MAP I-1195, 1:62,500.} |
| Reporter | Collins, Donna B. |