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Franklin Jr. mine (originally the Albany and Boston mine; then the Peninsula mine) - Ripley, Houghton County; Halliwell mine - Porcupine Mountains, Ontonagon County; Hancock mine - Hancock, Houghton County Dupuis shaft; Hanover mine - Copper Harbor, Keweenaw County; Hays mine (originally the Pittsburg and Boston mine) - Copper Harbor, Keweenaw ...
Underground mine producing nickel and copper concentrates 18 (2018) [8] 15 Phoenix Lander County, Nevada: Newmont Mining Corporation: Gold-copper ore, concentrated and leached 16 (2018) [6] 16 Lisbon Valley San Juan County, Utah: Lisbon Valley Mining Company Copper ore, open pit, heap leached 10–15 (2018) [9] 17 Miami: Gila County, Arizona ...
Part of the greater landmass of the Upper Peninsula, the Keweenaw Peninsula projects about 65 miles (105 km) northeasterly into Lake Superior, forming Keweenaw Bay. The peninsula is part of Michigan's Copper Country region, as the region was home to the first major copper mining boom in the United States. Copper mining was active in this region ...
Delaware Mine entrance. The Delaware Copper Mine is located off U.S. Highway 41 (US 41), 12 miles (19 km) south of Copper Harbor, Michigan. [4] The Delaware Copper Mine provides tours of one of the oldest copper mines in the Keweenaw, [4] dating back to 1846. [18] The mine had five shafts, with the deepest reaching 1,400 feet (430 m). [18]
Native Americans mined copper on a small scale at this and many other locations, [7] and evidence exists of copper trading routes throughout North America among native peoples, proven by isotopic analysis. The first commercial mines in the Keweenaw Peninsula (which is nicknamed the "Copper Country" and "Copper Island") opened in the 1840s.
13-oz. nugget of native copper, Keweenaw County, Michigan.Size 9.5 x 8.6 x 1.7 cm. Native copper from the Keweenaw Peninsula Michigan about 2.5 inches (6.4 cm) long. Copper Country is highly unusual among mining districts in that the copper mined was predominantly in its elemental ("native") form, rather than in the form of compounds (mostly oxides and sulfides) that form the basis of the ...
Freda was a key part of the copper industry in the Upper Peninsula of Michigan, on the western edge of the Keweenaw Peninsula. The large mill located in the town received copper ore from the surrounding region. The town was named after William A. Paine's daughter. [3] [4]
Phoenix is an unincorporated community in Keweenaw County, Michigan, United States. Phoenix lies at the junction of M-26 and U.S. Highway 41, approximately two miles (3.2 km) south of Eagle River, near the shores of Lake Superior. [2] Phoenix was the site of the Phoenix Mine, one of the earliest copper mines in the Keweenaw Peninsula.