BHP By Jack69Bannister69 Feb 21, 1883 BHP established. Feb 21, 1885 BHP begins mining silver, lead and zinc deposits. Feb 21, 1890 Smelting commences in Port Pirie, Sout Australia. Feb 21, 1891 First export of Lead to China. Feb 21, 1899 Leases are obtained over Iron Knob and Iron Baron iron-ore deposits. in South Australia. Feb 21, 1990 BHP commencesiron-ore mining at Iron Knob. Jun 2, 1995 BHP begins steelworks operations at Newcastle, NSW.
