Calidus Resources Ltd. engages in the exploration and exploitation of gold minerals. It focuses on Warrawoona Gold Project located in the East Pilbara district of the Pilbara Goldfield in Western Australia as well as the Grants Patch Gold Tribute located in the Broad Arrow Mineral Field of the Eastern Goldfields. The company was founded on September 29, 1986 and is headquartered in Perth, Australia.