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  2. Copper mining in Michigan - Wikipedia

    en.wikipedia.org/wiki/Copper_mining_in_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.

  3. Old Copper complex - Wikipedia

    en.wikipedia.org/wiki/Old_Copper_complex

    Native copper nugget from glacial drift, Ontonagon County, Michigan. An example of the raw material worked by the people of the Old Copper Complex. The Old Copper complex or Old Copper culture is an archaeological culture from the Archaic period of North America's Great Lakes region. Artifacts from some of these sites have been dated from 6500 ...

  4. Minong Mine Historic District - Wikipedia

    en.wikipedia.org/wiki/Minong_Mine_Historic_District

    Native Americans first began mining copper at the Minong Mine site 4500 years ago, using stone implements to extract the pure copper available at the site [5] and cold-hammering the metal to form spear points and other implements. [6] These prehistoric miners created pits, some as much as 30 feet deep, [7] that can still be seen at the site. [5]

  5. List of Copper Country mines - Wikipedia

    en.wikipedia.org/wiki/List_of_Copper_Country_mines

    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).

  6. National Register of Historic Places listings in Keweenaw ...

    en.wikipedia.org/wiki/National_Register_of...

    Like Houghton County to the south, Keweenaw County's history includes much reference to copper mining. [2] In particular, one of the earliest mines in the area, the prehistoric Minong Mine on Isle Royale, is listed as a historic district. In addition, the Central Mine and its Methodist Church are also listed on the historic register.

  7. Victoria Mine - Wikipedia

    en.wikipedia.org/wiki/Victoria_Mine

    The Victoria Mine is the name given to a series of copper mines located in Rockland Township, Ontonagon County, in Michigan's Copper Country. It was near this location that a large piece of float copper, known as the Ontonagon Boulder, was found. The mine operated off and on from 1849 until its final closure in 1921. [1]

  8. Keweenaw National Historical Park - Wikipedia

    en.wikipedia.org/wiki/Keweenaw_National...

    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] The mine is open June ...

  9. List of National Historic Landmarks in Michigan - Wikipedia

    en.wikipedia.org/wiki/List_of_National_Historic...

    The Minong Mine site contains prehistoric copper mining pits, thought to be as old as 4500 years. In addition, the site contains the remains of the Minong Mine, a 19th century copper mine that produced 249 tons of copper over its ten years of existence. 33 † North Manitou Island Lifesaving Station: North Manitou Island Lifesaving Station