BHP By Karelia_M Mar 3, 1883 Charles Rasp Charles Rasp believes he has discovered tin on the 'Brocken Hill' in Western NSW. Period: Mar 3, 1883 to Mar 3, 1915 BHP Mar 3, 1885 Incorporation of the Companies The Brocken Hill Mining company is dissolved and incorporated into the Bricken Hill Propriety Company Limited. Begins Mining Silver, Lead and zink deposits. Mar 3, 1890 Smelting Smelting Commences at Port Pirie, South Australia. Mar 3, 1891 First Export First export of led to China by BHP. Mar 3, 1900 Comences Iron MIning BHP commences iron-ore mining at iron knob. Jun 2, 1915 Steelworks Operation BHP begins steelworks operation at newcastle, NSW on June the second.