| Lat / long: | 38.33417, -107.2023 |
| Primary: | Arsenic |
| Tertiary: | Copper, Silver, Gold, Thorium |
| Ore: | Chalcopyrite, Pyrite, Thorite |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Last production ended: | 1923 |
| Host rock: | Dubois Greenstone--Metavolcanic Hornblende Schist And Amphibolite |
| Host type: | Schist,Amphibolite,Quartz Latite,Granite |
| Associated rock: | Powderhorn Granite;Quartz Vein;Fish Canyon Tuff;Sapinero Mesa Tuff |
| Associated type: | Quartz Latite,Granite |
| Structure: | Gunnison Uplift, San Juan Volcanic Field, Gunnison Gold Belt, Iron Hill Alkalic Complex, Cimarron Fault, Unnamed Faults, Tolvar Peak Stock |
| Tectonic: | Central Cordillera (Southern Rocky Mtns) |
| MRDS | D011239 |
| DEP | 10014457 |
| Reference | {Deposit:: OLSON, J.C., AND HEDLUND, D.C., 1973, GEOLOGIC MAP OF THE GATEVIEW QUADRANGLE, GUNNISON COUNTY, COLORADO: USGS MAP GQ-1071.}{Deposit:: BOYLES, P.C., 1947, GUNNISON COUNTY (FIFTY YEARS): COLORADO MINING ASSOC. 1947 MINING YEARBOOK, P. 119.}{Deposit:: SHERIDAN, D.M., AND OTHERS, 1981, PRECAMBRIAN SULFIDE DEPOSITS IN THE GUNNISON REGION, COLORADO, IN EPIS, R.C., AND CALLENDER, J.F., EDS., WESTERN SLOPE COLORADO: NEW MEXICO GEOL. SOC. 32D FIELD CONF. GUIDEBOOK, P. 273-277.}{Deposit:: COLORADO DIV. MINES INF. REPT.}{Deposit:: BLM MINERAL SURVEY MS 20290} |
| Reporter | Schwochow, Stephen D. |