What is the role of arsenic in the mining industry - Mining Facts OrgArsenic is released into the environment naturally through the weathering .  Arsenic dust is produced during copper and gold smelting, and coal combustion. .  Arsenic can also be filtered from waste and tailings with iron oxides, clay.by products of producing iron through mining,Iron ore - WikipediaThis stockpile of iron ore pellets will be used in steel production. Iron ores are rocks and minerals from which metallic iron can be economically extracted. . Iron-ore mining methods vary by the type of ore being mined. . Lower-grade sources of iron ore generally require beneficiation, using techniques like crushing, milling,.
by products of producing iron through mining