[4] In 1967, EZ purchased the Emu Bay Railway.
[5] In February 1983, EZ opened the Elura Nine near Cobar, New South Wales.
[6] It built a 45 kilometre railway line to connect with the Main Western railway line to move zinc to Newcastle for shipping to Risdon.
[7][8][9] In 1984, EZ was taken over by North Broken Hill Peko.
[10] EZ owned a 31% stake in the Ranger Uranium Mine through its Energy Resources of Australia shareholding.