Gold Cube 4 Stack Deluxe Gold Sluice - Gold Mining This piece of Gold Mining Equipment is specially made to recover fine gold. Unique G-Force technology cleans and separates the gold. Gold Cube 4 Stack Deluxe includes 1 Slick Plate, 3 Separator Trays, Stand, Pump, Hose, Hose Adapters. Gold Cube processes tons of concentrates into mere ounces-- FAST! Nugget Zone for Gold Cube sold separately.