[email protected] Request Quote

Mining Of Zinc Ores

2019-12-6the grade of ore refers to the concentration of the desired material it containshe value of the metal an ore contains must be weighed against the cost of extraction to determine whether it is of sufficiently high grade to be worth miningetal ores are generally oxides, sulfides, silicates, native metals such as copper, or noble metals such.

Get Price List

Latest News