by products of producing lead through mining
WEBwhat are the byproducts of producing lead through . Silver mining in the United States Wikipedia, the free, More than 80% of the state's silver was a byproduct of copper mining; other silver came as a byproduct of lead, zinc,, Through 2006, the Coeur d'Alene district has produced a total of more than 37,000 metric tons (12 billion ounces) of silver