Dec 04, 2014· Category: Sluice Box Posted on December 4, 2014 December 4, 2014 by Prospectors Choice Your Sluices Are Best For Fine Gold. I have used many different sluices and I can say without a doubt the two alluvial types of yours are the best at catching the fine gold that I have used. I try putting two sluices in tandem to see if I am losing any colors ...