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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 ...
The state of Michigan acquired these land parcels after they had been stripped of their old growth trees in the late 19th and early 20th centuries; today, the state manages the land for reforestation. In many cases, the second-growth trees that have sprouted throughout Copper Country land are pulpwood trees such as aspen and birch. [1]
Cliff mill - Clifton, Michigan; Copper Falls mill - Southwest of Eagle Harbor, Michigan; Delaware mill - Delaware, Michigan; Dodgeville mill and pits - Dodgeville, Michigan; Humboldt mill - In Champion, Michigan. Planned to be used as a part of the new Eagle mine project; Huron mill; Isle Royale mill - Two miles east of Houghton, Michigan
Copper mining in the Upper Peninsula boomed, and from 1845 until 1887 (when it was exceeded by Butte, Montana) the Michigan Copper Country was the nation's leading producer of copper. In most years from 1850 through 1881, Michigan produced more than three-quarters of the nation's copper, and in 1869 produced more than 95% of the country's copper.
According to the 2007 MDOT state highway map, the US 41 routing runs for 65 miles (105 km) versus 55 miles (89 km) for M-35. [5] The original map for the US Highway System shows US 41 continuing north from Powers on a direct line to Marquette. This routing would be more direct than the current US 41 routing via Escanaba and Rapid River, but has ...
Copper Harbor is an unincorporated community and census-designated place (CDP) located in Keweenaw County in the U.S. state of Michigan. It is located within Grant Township . The population of the CDP was 136 as of the 2020 census .
Michigan State Forests Map. The following is a list of state forests in the U.S. state of Michigan. The Michigan Department of Natural Resources manages the largest state forest system in the nation (2.8 million acres (16,000 km 2)), administered by the Forest Resources Division.
Many copper mines have existed in the Copper Country of the U.S. state of Michigan. These include both large-scale commercial ventures and small operations. There are hundreds of ancient mining pits in and around the Copper Country area, especially on Isle Royale (several of these were developed).