| Lat / long: | 31.36097, -110.71873 |
| Primary: | Silver, Copper |
| Secondary: | Molybdenum, Gold |
| Tertiary: | Lead, Zinc |
| Ore: | Chalcopyrite, Molybdenite, Pyrite |
| Gangue: | Quartz |
| Orebody form: | LENTICULAR |
| Discovery year: | 1908 |
| Operation type: | Underground |
| Production size: | Small |
| Development status: | Past Producer |
| First production started: | 1912 |
| Last production ended: | 1955 |
| Host type: | Diorite |
| Associated type: | Hornblendite |
| Structure: | Ore Regionally Occurs As Veinlike Replacements Of Quartz Monzonite Mass That Forms Backbone Of Patagonia Range, Fissures & Joints |
| Alteration processes: | Intensely Feldspathized Zones Related To N-S Jointing And Ne Fractures |
| MRDS | M000982 |
| MAS | 40230350 |
| DEP | 10026908 |
| Reference | {Deposit:: KEITH, 1975, ABM BULL 191.}{Deposit:: KUPFER, 1965, USGS BULL 1182-E.}{Deposit:: KUCK, 1978, PH.D. THESIS, UNIV OF AZ.}{Deposit:: SIMONS, 1974, USGS MAP I-762.}{Deposit:: ABGMT FILE DATA, STANTON B. KEITH.}{Deposit:: SCHRADER, 1915, USGS BULL 582.}{Deposit:: ABGMT-USBM FILE DATA.}{Deposit:: ADMR FILE DATA, SANTO NINO MINE.}{Deposit:: ABGMT CLIPPINGS FILES, SANTO NINO MINE.}{Deposit:: TENNEY, 1927-29, HISTORY OF MINING IN AZ, ABM, P.299-300 & 11) USBM FILES, SANTO NINO MINE.}{Deposit:: U.S. Bureau of Mines CORONADO NATIONAL FOREST REPORT}{Other Database:: CIMRI} |
| Reporter | Calder, Susan R., Orris, Greta J., Peterson, Jocelyn A., Causey, J. Douglas |