Sluice boxes have been used by gold prospectors for years. The bottom of a sluice box is covered with so-called riffles. Water flows through these riffles, and any heavy material, including gold, falls to the bottom of the box while the water and any lighter materials, including sand, is washed away.
Sales Inquiry Best Gold Sluice Design. The Popandson Fine Gold Sluice, Design and Operating ... The Popandson Fine Gold Sluice, Design and Operating Guidelines Introduction Many places in the world only have fine gold, or a significant component of the value is fine gold, which we figure is 100 mesh (150 micron) and smaller.
The gold sluice box is an efficient alternative to panning for gold, allowing the prospector to quickly sift through a much greater volume of sediment. Although many affordable varieties are available to purchase, they are even more affordable to build.