Australia holds the largest amount of iron ore reserves
According to the U.S.Geological Survey (USGS), world total reserves of iron amount to about 81,000 million tonnes contained within 170,000 million tonnes of crude ore. Australia and Brazil are among the world’s largest iron ore holders and hold a large portion of the world’s iron ore reserves. As of 2013, Australia had reserves of 17,000 million tonnes of iron content and 35,000 million tonnes of crude ore while the figures for Brazil were 16,000 million tonnes and 31,000 million tonnes respectively.