Australia United Mining Limited, together with its subsidiaries, engages in the exploration and development of mineral properties in Australia. The company primarily explores for gold, copper, silver, and nickel ores. It holds interests in the Forsayth project located near Forsayth town in North Queensland; the Karangi project located near Coffs Harbour; the Sofala project located near Bathurst in the central west of New South Wales; and the Honeybugle project located in New South Wales. 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 was incorporated in 2007 and is based in Chatswood, Australia.