| Lat / long: | 40, -105.45059 |
| Primary: | Tungsten |
| Discovery year: | 1900 |
| Operation type: | Unknown |
| Deposit type: | VEINS |
| Production size: | Yes |
| Development status: | Producer |
| Structure: | PORPHYRY DIKES OF EARLY TERTIARY AGE CUT THE PRECAMBRIAN ROCKS, INTERSECTIONS OF BRECCIA REEFS (FAULTS OF LARAMIDE AGE WITH LATER LARAMIDE FRACTURES) |
| Alteration processes: | CLAY ALTERATION, SERITICIZED ROCK BORDERING ORE |
| MRDS | D001107 |
| DEP | 60000019 |
| Reference | {Deposit:: LEMMON, D.M., UNPUBLISHED DATA.}{Deposit:: LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP, MR-25.}{Deposit:: VANDERWILT, J.W., 1947, MINERAL RESOURCES OF COLORADO, STATE OF COLO. MIN. RES. BOARD, P.328-336.} |