Dry Washers For Gold Prospecting Global .
Drywashers Gold Mining Mineral Processing Metallurgy. In arid districts where water is scarce or expensive and a dry plant is proposed for the recovery of placer gold a small dry washer may be the logical choice for processing samples a number of small handpowered machines are on the market and most work quite well within certain limits common to all dry washers used in gold mining . Chat ...