Historic gold producers in Mendocino County (USGS)
USGS records 2 historic gold producers in Mendocino County: 1 past producer and 1 listed as a producer or plant. For 2 of them USGS gives an output size (2 small).
Show the 2 sites
| Site | USGS status | Output | Commodities | Years |
|---|---|---|---|---|
| Mendocino Mining & Milling Co. Inc. | Producer | small | Gold, Platinum, Mercury | n/a |
| Redwood Copper Queen | Past producer | small | Copper, Gold, Silver | 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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