Gold mines in Ada County that are not abandoned
| Mine | Type | MSHA status | Employees |
|---|---|---|---|
| Golden Eagle | underground | Active | 6 |
Abandoned gold mine records in Ada County
3 records marked abandoned by MSHA. They are listed for reference only. Land status is from BLM's public dataset and can be out of date; being on public land is not permission to enter old workings.
Show the 3 abandoned records
| Name | Type | Status since | Nearest town | Land | USGS record |
|---|---|---|---|---|---|
| Boise Refining Facility | processing facility | Nov 19, 2014 | Boise | n/a | n/a |
| Pro Agg Mill | processing facility | Oct 7, 1985 | n/a | n/a | n/a |
| Wild Cat Mine | surface | Jun 25, 1980 | n/a | n/a | n/a |
Historic gold producers in Ada County (USGS)
USGS records 22 historic gold producers in Ada County: 21 past producers and 1 listed as a producer or plant. For 18 of them USGS gives an output size (5 medium, 13 small).
Show the 22 sites
| Site | USGS status | Output | Commodities | Years |
|---|---|---|---|---|
| Black Hornet District | Producer | medium | Gold | n/a |
| Adelmann Group | Past producer | medium | Gold, Silver, Zinc | n/a |
| Big Giant Mine | Past producer | medium | Gold | n/a |
| Black Hornet Mine | Past producer | medium | Gold, Lead, Silver, Zinc | n/a |
| Paymaster Mine | Past producer | medium | Gold, Zinc | n/a |
| Gold Placer | Past producer | small | Gold | n/a |
| Golden Star Group | Past producer | small | Gold, Copper, Lead, Silver | n/a |
| Keltic Gold Mine | Past producer | small | Gold, Silver | n/a |
| Last Chance Mine | Past producer | small | Gold | n/a |
| Last Hope Mine | Past producer | small | Gold, Silver | n/a |
| Lubkin Mine | Past producer | small | Gold | n/a |
| Morning Star Mine | Past producer | small | Gold, Silver | n/a |
| North Star Mine | Past producer | small | Gold | n/a |
| Picket Pin Mine | Past producer | small | Gold, Lead, Zinc | n/a |
| Rising Sun Mine | Past producer | small | Gold, Silver, Zinc | n/a |
| Snake River Placers | Past producer | small | Gold | n/a |
| Twentieth Century Mine | Past producer | small | Gold, Copper, Lead, Silver | n/a |
| Viola Mine | Past producer | small | Gold, Lead, Zinc | n/a |
| Five Mile Creek-Shaw Mountain Belt | Past producer | n/a | Gold | n/a |
| Queen | Past producer | n/a | Gold | n/a |
| Scorpion | Past producer | n/a | Gold | n/a |
| Wild Cat | Past producer | n/a | Copper, Gold, Silver, Lead, Zinc | 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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