Rio Tinto Gains Control of Arizona Acreage for Resolution Copper Mine Despite Native American Opposition

Published: Mar 18, 2026 15:51

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Rio Tinto (ASX: RIO) said on Monday it has gained control of acreage in Arizona needed to build the Resolution Copper mine, a project slated to become one of the largest US sources of the critical mineral but one that Native Americans have opposed for more than 20 years.

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