Major Mines & Projects | Santa Barbara Mine
88.87 %. Indirect. Industrial Minera Mexico, S.A. de C.V. (together with its subsidiaries, the "IMMSA unit") operates five underground mines that produce zinc, lead, copper, silver and gold, a coal mine and a zinc refinery. IMMSA''s principal mining facilities include Charcas, Santa Barbara, San Martin, Santa Eulalia and Taxco.