| Lat / long: | 37.99861, -107.99509 |
| Primary: | Silver, Gold, Lead, Zinc |
| Ore: | Limonite, Sphalerite |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host rock: | Pony Express Limestone Member Of Wanakah Formation |
| Host type: | Limestone |
| Associated rock: | Porphyritic Microgabbro;Pyroxene Minette |
| Associated type: | Gabbro,Lamprophyre |
| Structure: | Paradox Basin, Uncompahgre Uplift, San Juan Volcanic Field, San Miguel Mtns, Gray Head Fault, Gray Head Laccolith |
| Tectonic: | Colorado Platform |
| MRDS | D010924 |
| DEP | 10087925 |
| Reference | {Deposit:: BUSH, A.L., AND OTHERS, 1961, PRELIMINARY GEOLOGIC MAP OF THE GRAY HEAD QUADRANGLE, SAN MIGUEL COUNTY, COLORADO: USGS MAP MF-176.}{Deposit:: HESS, F.L., 1913, NOTES ON THE VANADIUM DEPOSITS NEAR PLACERVILLE, COLORADO: USGS BULL. 530, P. 142-156.}{Deposit:: BUSH, A.L., AND OTHERS, 1959, AREAL GEOLOGY OF THE PLACERVILLE QUADRANGLE, SAN MIGUEL COUNTY, COLORADO: USGS BULL. 1072-E, P. 376-377.} |
| Reporter | Schwochow, Stephen D. |