| Lat / long: | 31.4032, -110.92596 |
| Primary: | Silver, Gold, Lead |
| Secondary: | Copper |
| Ore: | Anglesite, Chalcopyrite, Galena, Pyrite |
| Gangue: | Quartz |
| Orebody form: | TABULAR |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| First production started: | 1928 |
| Last production ended: | 1941 |
| Host type: | Quartz Monzonite |
| Associated rock: | Quartz Monzonite Of Mount Benedict |
| Associated type: | Granite |
| Structure: | Numerous N-W Trending Aplite Dikes; Major Fault Trending N-S. |
| Alteration processes: | Minor |
| MRDS | M241356 |
| DEP | 10046342 |
| Reference | {Deposit:: USBM-ABGMT PRODUCTION FILE DATA}{Deposit:: USBM FILE DATA-CLUSTER #30-COLUMBIA MINE GROUP}{Deposit:: ADMR FILE DATA-COLUMBIA (SILENT FRIEND) FILE}{Deposit:: USGS BULL 582, P. 352-353}{Deposit:: USGS MAP I-762}{Deposit:: ARIZ BUR MINES BULL 191, P.60} |
| Reporter | Laraba, Peter H (Calder, Susan) |