Latest Copper mining and refining News

FILE - In this Oct. 4, 2011, file photo, a core sample drilled from underground rock near Ely, Minn., shows a band of shiny minerals containing copper, nickel and precious metals, center, that Twin Metals Minnesota LLC, hopes to mine near the Boundary Waters Canoe Area Wilderness in northeastern Minnesota. Twin Metals Minnesota has formally submitted a plan to regulators for the underground copper-nickel mine. The filing launches what's expected to be a lengthy environmental review and permitting process for what would be Minnesota's second copper-nickel mine. (AP Photo/Steve Karnowski, File)

Twin Metals Minnesota files formal mine plan with regulators

Dec. 18, 2019 5:51 PM EST

ST. PAUL, Minn. (AP) — Twin Metals Minnesota formally submitted a plan to regulators Wednesday for an underground copper-nickel mine near Ely in northeastern Minnesota, a project that has drawn fierce opposition because it would sit just upstream from the Boundary Waters Canoe Area Wilderness. Company...

In this photo provided by the U.N. in Papua New Guinea, members of the Bougainville Women's Federation cheer after results were announced in an independence referendum, Wednesday, Dec. 11, 2019, in Buka, Papua New Guinea. The South Pacific region of Bougainville voted overwhelmingly to become the world's newest nation by gaining independence from Papua New Guinea. (Serahphina Aupong/U.N. in PNG via AP)

Bougainville votes for independence from Papua New Guinea

Dec. 11, 2019 8:23 AM EST

CANBERRA, Australia (AP) — The South Pacific region of Bougainville voted overwhelmingly to become the world’s newest nation by gaining independence from Papua New Guinea, results showed Wednesday. Bougainville Referendum Commission Chairman Bertie Ahern was cheered when he announced that more than...

This Dec. 15, 2016 photo shows a slag pile of mining waste in Anaconda, Mont. Environmental regulators have put a halt to a Montana business association’s sale of sandwich bags of mining waste advertised as a “Bag O’Slag.” Environmental Protection Agency officials overseeing the Superfund cleanup of pollution from decades of smelter operations in Anaconda came across the potentially toxic tchotchkes for sale by the city’s chamber of commerce. The slag contains small amounts of arsenic and lead. Mary Johnston, the chamber’s executive director, said Monday, Nov. 18, 2019 the EPA asked them to stop selling the black slag in a re-sealable bag and gave them some alternatives. (AP Photo/Matt Volz)

Court seems ready to curb claims over Montana Superfund site

Dec. 3, 2019 4:34 PM EST

WASHINGTON (AP) — The Supreme Court seemed inclined Tuesday to rule that Montana homeowners who are seeking additional cleanup of arsenic left over from years of copper smelting need the permission of the Environmental Protection Agency. That outcome would be a loss for the homeowners and a win for...

FILE - In this July 22, 2015 file photo, Tribal councilman Wendsler Nosie Sr. speaks with Apache activists in a rally to save Oak Flat, land near Superior, Ariz., sacred to Western Apache tribes, in front of the U.S. Capitol in Washington. Nosie is drawn to a mountainous area in central Arizona where he and other Apaches have harvested medicinal plants, held coming-of-age ceremonies and gathered acorns for generations. On Thursday, Nov. 28, 2019, he'll start a three-day journey to make a permanent home at Chi’chil Bildagoteel, or Oak Flat, in protest of a copper mine made possible by a federal land exchange. (AP Photo/Molly Riley, File)

Apache man moving ‘home’ to protest copper mine in Arizona

Nov. 27, 2019 5:25 PM EST

FLAGSTAFF, Ariz. (AP) — Wendsler Nosie Sr. is drawn to a mountainous area in central Arizona where he and other Apaches have harvested medicinal plants, held coming-of-age ceremonies and gathered acorns for generations. On Thursday, he’ll start a three-day journey to make a permanent home in the...