Perhaps the most obvious legacy of BHP’s retiring Scottish-born chief executive Andrew Mackenzie is to make it clearly more Australian again.

Few now think this is a hybrid Australian, South African and British company, despite its dual London and Australian listing. BHP speaks with an Australian voice, bound up in Australian history from the half-a-dozen prospectors that created it at the eponymous Broken Hill in the NSW outback in 1885, to becoming the world’s biggest mining company.