Opening Of Rio Tinto's Underground Expansion Of The Argyle Diamond Min

Parole chiave

William 'Bill' Marmion, Western Australia's minister for mines and... Foto di attualitàAsia,Australasia,Australia,Australia occidentale,Cerimonia,Cerimonia d'apertura,Composizione verticale,Consegnare,Crescita,Cultura australiana,Diamante,Finanza,Gemma,Industria mineraria,Industria petrolifera,Kununurra,Minatore,Miniera,Ministro del governo,Oceania,Oggetto creato dall'uomo,Parlare,Pietra preziosa,Rio Tinto GroupPhotographer Collection: Bloomberg 2013 BloombergWilliam 'Bill' Marmion, Western Australia's minister for mines and petroleum, speaks during the opening ceremony of Rio Tinto Group underground expansion of the Argyle diamond mine in Kimberley, Australia, on Tuesday, April 30, 2013. Production at Argyle, which supplies more than 90 percent of the world’s pink diamonds, will rise to 20 million carats annually as production moves underground, while costs will fall. Photographer: Ian Waldie/Bloomberg via Getty Images