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Iron Ore Mining Drill Bit Size

Drill Bit Used For Iron Ore Mining Drill Bit Used For Iron Ore Mining Jul 29 2008018332Various processes were used to create iron a simple forge a bloomery forge or a blast furnace Traditionally four tons of ore can produce one ton of iron 1 Open Pit Mining In the early 1700s iron ore was mined by hand from areas in the Pencader Hundred such as Iron Hill and Chestnut Hill The ore was dug out