Mineral Resource Map
Mine detail: Postmaster Mine
Previously called ''
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Location
| Lat / long: | 34.45283, -112.34602 |
Resource(M)
| Primary: | Gold, Silver |
| Secondary: | Lead, Copper |
| Tertiary: | Zinc |
| Ore: | Chalcopyrite, Gold, Sphalerite |
| Gangue: | Pyrite, Quartz |
| Orebody form: | TABULAR |
Production
| Operation type: | Unknown |
| Deposit type: | Vein |
| Production size: | Small |
| Development status: | Producer |
| First production started: | 1902 |
| Last production ended: | 1942 |
Geology
| Host rock: | Lower Unit Spud Mountain Volcanics |
| Host type: | Tuff,Andesite |
| Associated rock: | Lower Unit Spud Mountain Volcanics |
| Associated type: | Tuff,Andesite |
| Structure: | Foliation In Precambrian Rocks Trends N25e, Veins Parallel Foliation For Most Part |
| Alteration processes: | None |
References
| MRDS | M800236 |
| DEP | 10048179 |
| Reference | {Deposit:: USGS GEOL. MAP GQ 997}{Deposit:: USGS BULL B-1336, PLATE 1}{Deposit:: USBM-ABGMT FILE DATA}{Deposit:: USGS BULL 782, P. 135} |
| Reporter | Dewitt, Ed H. |