A U.S. appeals court has temporarily blocked the transfer of federal forest land in Arizona to a pair of international companies that plan to mine one of the largest copper deposits in North America.

The transfer was scheduled for Tuesday. But a panel of judges with the 9th U.S. District Court of Appeals issued a temporary injunction late Monday in response to last-minute appeals by a Native American tribe and environmentalists.

The land includes Oak Flat — an area used for centuries for religious ceremonies, prayer and gathering of medicinal plants by the San Carlos Apache people and other Native American tribes.

The fight over Oak Flat has spanned two decades, with the latest legal wrangling centered on a required environmental review that was released by the U.S. Forest Service t

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