Historic gold producers in Frederick County (USGS)
USGS records 4 historic gold producers in Frederick County: 4 past producers and 0 listed as producers or plants. For 1 of them USGS gives an output size (1 small).
Show the 4 sites
| Site | USGS status | Output | Commodities | Years |
|---|---|---|---|---|
| New London Mine Linganore | Past producer | small | Copper, Gold, Silver | n/a |
| Liberty Mine | Past producer | n/a | Copper, Gold, Silver | from 1775 |
| New London Mine | Past producer | n/a | Copper, Gold, Silver | from 1837 |
| Frederick Gold Mine | Past producer | n/a | Gold, Silver | from 1935 |
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.