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Resolution copper project hits new snag

The huge US$6 billion Resolution copper project in Arizona in the US has hit another hurdle, after a local politician has moved to block a crucial land swap agreement with the federal government on culturally sensitive grounds.

Democratic representative Raul Grijalva has sought to repeal a proposal the US senate signed off in December, which would see 980ha of federally owned land in Arizona swapped for 2,185ha owned by Rio