Suitable concentrating process and mixed reagent were used to recover fluorite from tailings and the fluorite comcentrate grade was 95.5%, the recovery efficiency of fluorite was 75%.

• 采用合理的选矿流程、混合用药；从沉积多年的尾矿中浮选回收萤石获得了精矿品位为95.；5%25；回收率为75%25的较好生产指标。