Historic gold producers in Custer County (USGS)
USGS records 25 historic gold producers in Custer County: 25 past producers and 0 listed as producers or plants. For 13 of them USGS gives an output size (1 medium, 12 small). Production years are recorded for 8 sites, from 1878 to 1964. The most common deposit type is epithermal veins (9 sites).
Show the 25 sites
| Site | USGS status | Output | Commodities | Years |
|---|---|---|---|---|
| Geyser Mine | Past producer | medium | Lead, Silver, Gold, Copper, Zinc | 1880 to 1911 |
| Bassick Mine | Past producer | small | Silver, Gold, Lead, Zinc, Copper, Tellurium | 1878 to 1958 |
| New Shaft | Past producer | small | Gold, Silver, Zinc, Copper, Lead | from 1878 |
| P & O Mine | Past producer | small | Gold, Silver, Copper, Zinc, Lead | from 1878 |
| Keystone Mine | Past producer | small | Silver, Copper, Lead, Zinc, Gold, Iron | 1880 to 1964 |
| Terrible Mine | Past producer | small | Lead, Silver, Gold | 1884 to 1943 |
| Preston Gold Mine | Past producer | small | Silver, Gold | 1903 to 1907 |
| Big Horn Mine | Past producer | small | Gold, Copper | n/a |
| Defender Mine | Past producer | small | Silver, Lead, Zinc, Gold | found 1882 |
| Golden Gate Mine | Past producer | small | Silver, Gold | found 1882 |
| Herman Passiflora Mine | Past producer | small | Silver, Lead, Gold, Iron, Copper | found 1895 |
| Pioneer Mine | Past producer | small | Gold, Silver, Copper, Lead | found 1874 |
| Star Mine | Past producer | small | Silver, Aluminum, Gold | found 1882 |
| Bull Domingo Mine | Past producer | n/a | Lead, Silver, Zinc, Gold, Uranium | 1880 to 1914 |
| Cloverdale Mine | Past producer | n/a | Gold, Lead, Silver | found 1922 |
| Democrat Hill deposit | Past producer | n/a | Potassium, Silver, Aluminum, Gold, Lead, Zinc | found 1890 |
| G.W. and Antrim Claims | Past producer | n/a | Thorium, Lead, Niobium (Columbium), Gold, Silver, Uranium | found 1954 |
| General Ike | Past producer | n/a | Gold, Silver | n/a |
| Half Moon Mine | Past producer | n/a | Silver, Lead, Gold | found 1934 |
| Lucky Find | Past producer | n/a | Gold, Silver | n/a |
| Mystery | Past producer | n/a | Gold, Silver | n/a |
| Oak Creek (Ilse) District | Past producer | n/a | Lead, Silver, Zinc, Uranium, Gold | n/a |
| Rosita Hills District | Past producer | n/a | Gold, Silver, Perlite, Lead, Zinc, Copper, Aluminum, Potassium | n/a |
| Silver Cliff District | Past producer | n/a | Silver, Gold, Lead, Copper, Zinc | n/a |
| Verde Creek Deposit | Past producer | n/a | Silver, Copper, Antimony, Lead, Barium-Barite, Molybdenum, Gold | n/a |
Source: USGS Mineral Resources Data System (retrieved 2026-10-13). The database was last updated around 2011, positions can be approximate and "producer" does not mean a mine is operating today. Sites already matched to an MSHA record are shown in the MSHA tables.
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