Rest of the world Total WORLD IRON ORE DEMAND (INDEX=100, 2010) Source: Raw Materials Data, Iron Ore, 2012 FIG. 1 . Source : USGS Reports, Feb. 2014 WORLD IRON ORE RESERVES (TOTAL PROVEN RESERVES ≈ 170 BILLION METRIC TONS) INDIA 8,100 CANADA 6,300 AUSTRALIA 35,000 BRASIL CHINA 31,000 23,000 KAZAKHESTAN 2,500 .