Washington | Rio Tinto and BHP’s giant Resolution copper mine in the election battleground state of Arizona is heading to the US Supreme Court after a religious freedom group representing Native Americans lodged a challenge to the miners’ lease.
The mine, in which the Australian companies have already invested more than $US2 billion ($2.7 billion), would provide America with up to 25 per cent of its copper needs.
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Matthew Cranston is the United States correspondent, based in Washington. He was previously the Economics correspondent and Property editor. Connect with Matthew on Twitter. Email Matthew at mcranston@afr.com
