Many “free gold” type hard rock ores tend to produce a very fine-sized gold, often in the coarser flakes and nuggets, but much hard rock gold is essentially dust. of hard rock gold by gravity methods are centrifugal bowls and shaker tables.
Manufacturer of concentrating tables, gold concentrating tables, minerals gravity shaking tables, minerals recovery, metal separation, gold DOVE® Concentrating Tables are available in rectangular or diagonal deck types with sand riffling,
How to prospect for gold in your own backyard. Others are in love with their shaker tables. There are Miller tables are slow, but they catch the finest gold and are better than most other processes in separating gold from heavy black sand.
Separating fine gold particles from black sands is one of the biggest do not need to invest thousands of dollars to capture small placer gold dust. the more expensive separation methods such as shaker tables are not the best method.