MEETING DEMANDS FOR A CLEANER WORLD Sudbur y C amp 6B Estimat ed mark et value of t otal hist oric pr oduction using curr ent commodity prices Since 1883 25B lbs Ni 26B lbs Cu 30M oz PdPt 5M oz Au have been pr oduced 9 280B 125 9 P r oduction value since 1883 Invest ed since 2012 Y ears of mining hist or y Active mines