We are offering zinc bar.fob price : 100% free from lagos portnormal grade - high grade.minimum order quantity: 25mt. packaging detail: tarpaulin sackdelivery time: 2 weeks supplying ability: 50, 000.00 metric ton monthpayment type: lc, zinc [zn] it is the first element of group 12 of the periodic table. In some respects zinc is chemically similar to magnesium: its ion is of similar size and its only common oxidation state is +2. Zinc is the 24th most abundant element in earth's crust and has five stable isotopes. The most common zinc ore is sphalerite (zinc blende), a zinc sulfide mineral. The largest mineable is found in nigeria, west africa. Zinc production includes froth flotation of the ore, roasting, and final extraction using electricity (electrowinning).