Recent Developments in Slag-Fuming Process

摘要: IN most lead -zinc run-of-mine ores, the main valua- ble minerals are galena and sphalerite . Two products, namely a concentrate zinc obtained by differential froth flotation process. The separation is never complete : concentrates contain certain percentage of some lead. The indigenous source of lead-zinc ore Zawar Mines situated at distance about 50 km from Udaipur, Rajasthan. Zawar located in one oldest lead, zinc silver zones world. underground working present being carried out Mochia Mogra Balaria Hills area mines produced flotationprocess. concen- trate contains 72--75 per cent 5 ' 3 22 oz/ton silver. 55 zinc, 1 5 oz ton