ActiveIntermittentNew mineTemporarily idledNon-producingAbandonedHistoric mine (USGS)

Historic gold producers in Harney County (USGS)

USGS records 14 historic gold producers in Harney County: 14 past producers and 0 listed as producers or plants. For 2 of them USGS gives an output size (2 small).

Show the 14 sites

Site	USGS status	Output	Commodities	Years
Idol City Placers	Past producer	small	Gold, Uranium, Mercury	from 1891
Farnham	Past producer	small	Mercury, Gold, Copper, Silver	n/a
Farnham	Past producer	n/a	Silver, Mercury, Gold, Copper	from 1919
Adobe Flat	Past producer	n/a	Gold	n/a
Auzrite Mine	Past producer	n/a	Gold, Silver, Copper	n/a
Buck Mountain-North	Past producer	n/a	Gold	n/a
Flagstaff Butte	Past producer	n/a	Gold, Silver	n/a
Idol City Mines	Past producer	n/a	Zinc, Silver, Lead, Gold, Copper	n/a
Idol City Placers	Past producer	n/a	Gold, Uranium, Mercury	n/a
O'Conner	Past producer	n/a	Gold, Silver, Copper	n/a
Pardee Mine	Past producer	n/a	Gold, Silver, Lead, Copper	n/a
Pueblo Group	Past producer	n/a	Gold, Copper, Silver, Mercury	found 1916
Pueblo Mines	Past producer	n/a	Gold, Mercury, Copper, Barium-Barite	n/a
Victor Group	Past producer	n/a	Gold, Barium-Barite, Copper, Mercury	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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