Rio Tinto will spend a further A$9.2 million ($5.9m) on exploration at the Citadel copper-gold project, a joint venture with junior Antipa Minerals, in Western Australia’s Paterson Province. The earmarked budget for this year is well above the previous commitment of A$2 million ($1.3m) put forth in January, when Rio earned 51% of the project, […]
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