| Lat / long: | 39.77027, -105.26641 |
| Primary: | Uranium, Copper |
| Secondary: | Zinc |
| Tertiary: | Bismuth, Lead, Silver |
| Ore: | Bornite, Chalcocite, Chalcopyrite, Pitchblende, Sphalerite, Tennantite |
| Gangue: | Ankerite, Calcite, Chlorite, Hematite |
| Operation type: | Unknown |
| Deposit type: | Vein |
| Production size: | None |
| Development status: | Occurrence |
| Host rock: | Idaho Springs Formation-Hornblende Gneiss Unit |
| Host type: | Gneiss |
| Associated rock: | Granitic Pegmatite |
| Associated type: | Pegmatite |
| Structure: | Front Range Uplift, Denver Basin, Hurricane Hill Fault System |
| Tectonic: | Central Cordillera (Southern Rocky Mts.) |
| Alteration processes: | Replacement Of Fragments In The Breccia By K-Feldspar Or Ankerite |
| MRDS | D010151 |
| DEP | 10087813 |
| Reference | {Deposit:: NELSON-MOORE, J.L., COLLINS, D.B., AND HORNBAKER, A.L., 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: COLORADO GEOLOGICAL SURVEY BULL. 40, P. 195}{Deposit:: SHERIDAN, DOUGLAS M. AND OTHERS, 1967, GEOLOGY AND URANIUM DEPOSITS OF THE RALSTON BUTTES DISTRICT, JEFFERSON COUNTY, COLORADO: USGS PROF. PAPER 520.}{Deposit:: ADAMS, J.W., AND STUGARD, FREDERICK, JR., 1956, WALL-ROCK CONTROL OF CERTAIN PITCHBLENDE DEPOSITS IN GOLDEN GATE CANYON, JEFFERSON COUNTY, COLORADO: USGS BULL. 1030-G.}{Deposit:: ADAMS, J.W., AND OTHERS, 1953, URANIUM OCCURRENCES IN THE GOLDEN GATE CANYON AND RALSTON CREEK AREAS, JEFFERSON COUNTY, COLORADO: USGS CIRC. 320} |
| Reporter | Banke, Carl M., Spanski, Gregory T. |