What Classifier Sizes Gold Prospectors Association of
Jan 10, 2018#0183;#32;I think I got mine either from Gold Rush Trading Post or Gold Fever Prospecting. One of the 2 is in Oregon and doesn''t charge sales tax if I recall. Mike Pung, of Gold Cube fame, recommended going half way each time you screen: 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128 but those numbers don''t fit what is usually available, so after 1/8 would be 1