Table lead zinc deposit useful components associated evaluation reference Component Cu WO 3 Sn Mo Bi S Sb CaF 2 Au Ag Quality score % 0.06 0.06 0.08 0.02 0.02 4 0.4 5 Mass fraction g/t 0.1 2 Component As Cd In Ga Ge Se Te Tl Hg U Quality score % 0.02 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.005 0.02 Mass fraction g/t Prestressed Concrete Steel Rail Tie Wire Concrete Tie Wire,High Carbon Steel Wire,Concrete Steel Rail Tie Wire,Prestressed Concrete PC Cable Wire Shandong Xindadi Holding Group Co., Ltd , https://www.xindadipcwire.com