Calidus Resources Limited engages in the exploration and exploitation of gold minerals in Australia. Its flagship property is the Warrawoona Gold project covering an area of approximately 781 square kilometers located in the East Pilbara district of the Pilbara Goldfield in Western Australia. The company is based in West Perth, Australia. Calidus Resources Limited(ASX:CAI) operates independently of Keras Resources Plc as of November 26, 2019.