| Lat / long: | 40.54719, -107.99511 |
| Primary: | Uranium |
| Secondary: | Molybdenum |
| Ore: | Ilsemannite, Jordisite, Uranophane |
| Gangue: | Calcite, Clay, Gypsum, Jarosite, Limonite, Pyrite, Quartz |
| Orebody form: | LENTICULAR |
| Discovery year: | 1954 |
| Operation type: | Unknown |
| Production size: | Medium |
| Development status: | Producer |
| First production started: | 1955 |
| Host rock: | Browns Park Formation |
| Host type: | Sandstone |
| Structure: | Washakie Basin, Axial Basin, Lay Syncline, Maybell Monocline, Normal Fault (Unnamed) |
| Tectonic: | Colorado Platform |
| Alteration processes: | Oxidation Of Fe And U Minerals |
| MRDS | D008020 |
| DEP | 10107975 |
| 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. 268, 271.}{Deposit:: MCKAY, E.J., AND BERGIN, M.J., 1974, GEOLOGIC MAP OF THE MAYBELL QUADRANGLE, MOFFAT COUNTY, COLORADO: USGS GQ-1145.}{Deposit:: WRIGHT, R.J., AND EVERHART, D.L., 1960, URANIUM, IN DEL RIO, S.M., MINERAL RESOURCES OF COLORADO-FIRST SEQUEL: COLO. STATE MINERAL RESOURCES BD., P. 343-347.}{Deposit:: KING, R.U., (UNPUBLISHED DATA)}{Production:: COLO. DIV. MINES ANN. OPERATOR REPTS.} |
| Reporter | Schwochow, Stephen D. (King, Robert U.) |