One of the oldest examples of Indigenous mining documented in North America, a series of small Isle Royale copper mines, has been designated an official National Historic Landmark. Archaeological and ...

Hole FP-25-01 was drilled 1.2 kilometres north-northwest from the previously mined Wight Pit (Northeast Zone) where some of the highest copper grade ore has been mined at Mount Polley. FP-25-01 was ...

Native Trails, leader in artisan-crafted, eco-conscious furnishings and fixtures for high-end kitchen and bath design as well as home decor products, has created two new hand-hammered apron-front ...

Oak Flat, a piece of national forest land in central Arizona, is at the heart of a yearslong struggle between Native American groups and mining interests that both consider it important for their ...

(Reuters) -The Trump administration said on Thursday it would approve a land swap needed for Rio Tinto and BHP to build one of the world's largest copper mines, despite concerns from Native Americans ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...

The Keweenaw copper district of northern Michigan is unique. All other copper mining regions of the world produce primarily ores of copper compounds, but for more than a century that began in the ...