Clackamas. —Iron ore and ochres, gold in quartz lodes, copper ores, building-stones, galena, coal.
Clatsop. —Coal, potters’ clay, iron ore, and jet.
Columbia. —Iron ore, coal, salt springs, manganese ore.
Coos. —Coal, gold in beach sand, stream placers, and quartz lodes, platinum and iridosmine, brick-clays, chrome iron, magnetic sands (auriferous).
Crook. —Gold in placers and ledges, opal, building-stones, coal, mica, chalk, moss-agate, iron and copper ores. 1
Curry. —Iron ore, gold in stream placers and beach sands, platinum and iridosmine, chrome iron ore, silver(?), coal(?), borate of lime, building- stones.
Douglas. —Gold in lodes and placers, nickel ores, quicksilver, building- stones, copper, native and ore, coal, salt springs, natural cement, chrome iron ore, platinum, and iridosmine.
Gilliam.— Coal (?).
Grant. —Gold in lodes and placers, silver in lodes, coal, iron ore.
Jackson. —Gold in lodes and placers, iron ore, quicksilver, mineral waters, graphite, building-stones, coal, limestone, infusorial earth.
Josephine. —Gold in lodes and placers, copper ores, heavy spar, limestone, and marble.
Klamath. —Mineral waters.
Lake. —Mineral waters.
Lane. —Gold in quartz and placers, zinc ores, coal(?), magnetic iron ore.
Linn. —Gold in quartz and placers, copper ores, galena, zinc blende.
Malheur. —Nitrate beds, alkaline salts.
Marion. —Gold and silver in quartz, limestone, bog iron ore.
Morrow .—
Multnomah. —Iron ore, building-stones.
Polk. —Building-stones, salt springs, mineral waters, iron pyrites, limestone.
Tillamook. —Gold in beach sands, coal, rock-salt, iron ores, building-stones, iron pyrites.
Umatilla. —Gold in lodes on head-waters of Umatilla River, placers on Columbia River, coal and iron ore.
Union. —Gold in lodes and placers, silver in lodes, hessite, ochre.
Wallowa. —Gold in lodes, silver in lodes, copper, building-stones.
Wasco. —Mineral waters.
Washington .—
Yamhill. —Mineral springs
