Mining Groups Back Rosemont Copper Project To 9th Circ.

Law360 (June 30, 2020, 7:15 PM EDT) -- Mining interest groups have filed a flurry of amicus briefs with the Ninth Circuit supporting a bid by Rosemont Copper Co. and its parent company to overturn a lower court ruling blocking a major copper mining project in Arizona.

The American Exploration and Mining Association, the National Mining Association and the Southern Arizona Business Coalition on Monday all condemned the lower court's 2019 ruling, with the mining groups homing in on U.S. District Judge James A. Soto's finding that a mining company must identify minerals under all of the parcels — or mining claims — it plans to use.

Judge Soto "overstepped [his] authority...

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