The main lead ores are anglesite,(PbSO4), cerussite( PbCO3),galena( PbS), and pyromorphite( Pb5Cl(PO4)3).The most important ore of lead is tetragonal lead ore, which contains several hundred ppm of silver. In addition to silver, it also contains trace amounts of gold, bismuth, antimony, and tellurium.
 TC50 indicates that the percentage charged as a processing fee is 50% over ore processing. Dollars per ton.Revised based on information from affiliated media and traders.