Australia United Mining Limited, together with its subsidiaries, engages in the exploration and development of mineral properties in New South Wales and Queensland. It primarily explores for gold, copper, nickel, cobalt, and platinum deposits. The company flagship project is the Forsayth project located in Queensland. It also holds interest in four exploration licenses located in the Lachlan Fold Belt. The company was formerly known as Altius Mining Limited and changed its name to Australia United Mining Limited in August 2014. Australia United Mining Limited is based in Sydney, Australia.