Sandfire Resources Limited, a mining company, engages in the exploration, evaluation, and development of mineral tenements and projects. It primarily explores for copper, gold, silver, lead, and zinc deposits. The company owns a 100% interest in the DeGrussa copper operations located in the Bryah Basin mineral province of Western Australia; a 100% interest in the Minas De Aguas Teñidas (MATSA) Copper operations that comprise three underground mines situated in the Huelva Province of south-western Spain; and an 87% interest in the Black Butte copper project located in central Montana, the United States. It also holds interests in the Motheo copper project situated in the Kalahari Copper Belt in Botswana. Sandfire Resources Limited was incorporated in 2003 and is based in West Perth, Australia.