Māori oppose Taranaki sand mining | RNZ News - Radio NZJan 31, 2017 . Māori groups are opposing a second application to mine iron sand off the Taranaki coast because of concerns about environmental damage.iron sand extraction process,How to Extract Iron From Sand | SciencingApr 24, 2017 . In industrial settings, electromagnets are used to extract iron. . strongly magnetic, you can extract it from any type of beach sand with a magnet.
iron sand extraction process