Sandfire Resources Limited operates as a mining enterprise, specializing in the prospecting, appraisal, and advancement of various mineral deposits and ventures. Its core exploration activities concentrate on discovering reserves of copper, gold, silver, lead, and zinc. The company holds full ownership (100%) of the DeGrussa copper operations in Western Australia's Bryah Basin mineral province, and also a complete 100% stake in the Minas De Aguas Teñidas (MATSA) Copper operations, comprising three underground mines in southwestern Spain's Huelva Province.