EXPLORATION & DEVELOPMENT

Rio exploration spend surges

RIO Tinto has reported a 28% jump in exploration spend in 2019 as it advances its Winu copper discovery in Western Australia’s Paterson Province.

Rio drilling at its Winu discovery

Rio drilling at its Winu discovery

The company spent US$624 million on exploration in 2019, up from $488 million in 2018. Rio said the higher spend reflected increased activity at Resolution Copper in Arizona, and order of magnitude...

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