| Lat / long: | 38.37612, -105.53502 |
| Primary: | Feldspar |
| Secondary: | REE, Niobium (Columbium), Tantalum |
| Ore: | Microcline |
| Gangue: | Tourmaline |
| Operation type: | Unknown |
| Production size: | None |
| Development status: | Occurrence |
| Host rock: | Migmatitic Gneiss |
| Host type: | Gneiss |
| Structure: | Northern Wet Mountains, Nw-Trending Faults |
| Tectonic: | Central Cordillera (Southern Rocky Mountains) |
| MRDS | D004896 |
| DEP | 10010867 |
| Reference | {Deposit:: DAHLEM, DAVID H., 1965, GEOLOGY OF THE LOOKOUT MOUNTAIN AREA, FREMONT COUNTY, COLORADO, UNIV OF MICH UNPUB PHD THESIS}{Deposit:: TAYLOR, R.B., SCOTT, G.R., WOBUS, R.A., EPIS, R.C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE COTOPAXI 15-MINUTE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-900, 1:62,500.} |
| Reporter | Foord, Suzann C, Collins, Donna B. |