Dominion Mining Limited (Dominion ) is an Australia-based company. The Company is engaged in operation of the Challenger Gold Project and mineral exploration in Western Australia and the Gawler Craton region of South Australia. Dominion's key asset is the 100% owned Challenger Gold Mine located in South Australia. In addition, the Company has established a portfolio of gold and base metal exploration projects in Western Australia, South Australia and Queensland. The exploration projects of the Company include Bullock Pool, Cundeelee, Holleton West, Kukerin, Nanicup Bridge, Wongan Hills, Mt Chalmers joint venture, Barton West, Gawler joint ventures and Perenjori. Its subsidiaries include Dominion Copper Pty Limited, Dominion Metals Pty Limited, Gawler Gold Mining Pty Limited, Dominion Gold Operations Pty Limited and Quadrio Resources Pty Limited.