Portable mining wash plant, mobile mining . - DoveMiningHIGH RECOVERY RATE. SUPERMINER® Gravity Separation Plants, Wash Plants are designed for over 95% recovery of Diamonds, Gold and other minerals,.gold diamond wash plant,Diamond Washing PlantDec 6, 2015 . Land-use Diamond washing plant is used for extraction of diamond and gemstones. It is mainly used for Alluvial ores. It is produced by.