Historic gold producers in Madison County (USGS)
USGS records 3 historic gold producers in Madison County: 2 past producers and 1 listed as a producer or plant. For 1 of them USGS gives an output size (1 large).
Show the 3 sites
| Site | USGS status | Output | Commodities | Years |
|---|---|---|---|---|
| Fredricktown Claim | Producer | large | Cobalt, Nickel, Lead, Gold | n/a |
| Harry Clover Property | Past producer | n/a | Manganese, Gold, Iron, Silver, Tungsten | from 1917 |
| Koch Shaft | Past producer | n/a | Gold, Sulfur-Pyrite, Silica, Tungsten | 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.