| Lat / long: | 31.6743, -111.31569 |
| Primary: | Silver |
| Secondary: | Lead, Copper |
| Tertiary: | Zinc, Mercury |
| Ore: | Anglesite, Cinnabar, Galena, Malachite, Silver, Sphalerite |
| Gangue: | Barite, Calcite, Quartz |
| Orebody form: | IRREGULAR, LENSING |
| Discovery year: | 1890 |
| Operation type: | Unknown |
| Deposit type: | Vein |
| Production size: | Small |
| Development status: | Past Producer |
| First production started: | 1890 |
| Last production ended: | 1950 |
| Host type: | Andesite |
| Associated type: | Andesite |
| Structure: | Faults Cutting Main Fault Include N 40 Deg E And N 60 Deg W, Northerly Dip |
| Alteration processes: | Partly Oxidized, Propylitized, Drusy Quartz |
| MRDS | M800085 |
| DEP | 10048097 |
| Reference | {Deposit:: ABGMT 189, P. 114.}{Deposit:: DAVIS, R.E., 1955, GEOLOGY OF THE MARY G MINE AREA, PIMA COUNTY, ARIZONA: UNIVERSITY ARIZONA M.S. THESIS.}{Deposit:: NIEMUTH, N.J., 1987, ARIZONA MINERAL DEVELOPMENT 1984-1986: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES DIRECTORY 29, 46 P.}{Other Database:: CIMRI} |
| Reporter | Gest, Don E., Orris, Greta J. |