See also Latah County Idaho Gold Production
Blackfoot District
Commodities: gold, copper
This district, also known as the Gold Hill, served by the Washington, Idaho and Montana Railroad, contains placers from which a little gold has been taken and some prospects on lodes containing copper and precious metals disseminated in quartzite.
Hoodoo District
Commodities: gold, copper
This district, also called the Blackbird, is about 10 miles from Harvard on the Washington, Idaho, and Montana Railroad. It contains placer deposits, worked in the past, which have recently been examined with a view to possible dredging, and gold-quartz veins and disseminations of chalcopyrite and its oxidation products in schist. Some copper ore has been shipped from the Mispah mine.
Moscow Mountain District
Commodity: gold
This district, also known as the Thatuna Hills, is north of Moscow, which is served by branches of the Union Pacific and Northern Pacific railroads. This area contains gold-quartz veins in granitic rock. The principal development is at the White Cross mine which at one time had a stamp mill.
Robinson District
Commodity: mica
Mica is mined from pegmatite in this area, which is also termed the Mica Mountain district and is about 4 miles north of Avon on the Washington. Idaho, and Montana Railroad.
Troy District
Commodities: copper, fire clay
This area, which is served by a branch of the Northern Pacific Railroad, contains prospects showing bornite and chalcopyrite in gneiss, schist, and garnet- iferous limestone, Fire clay is also quarried in the area.
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