Open Pit Mine Shaft Mine Quarry

Open pit mine photo by wikipedia the biggest iron minehe worlds biggest open pit iron mine can be found near hibbing, minnesotat its maximum, the area covered by the hull rust open pit mine is five miles 8km long, 2 miles 3,2km wide and 535 feet 180m deept looks like a manmade grand canyon of over 2,000 acres 8,1km.