The Delaware Mine is located off U.S. Highway 41, 12 miles (19 km) in Grant Township, Keweenaw County, south of Copper Harbor, Michigan and is a Keweenaw Heritage Site.[1][2] The Delaware Copper Mine provides tours of one of the oldest copper mines in the Keweenaw,[2] dating back to 1847. The mine had five shafts, with the deepest reaching 1,400 feet (430 m). The mine is open June through October and offers guided and self-guided tours.[3]

Delaware Mine
Sign along U.S. 41
Location
Delaware Mine is located in Michigan
Delaware Mine
Delaware Mine
Delaware Mine is located in the United States
Delaware Mine
Delaware Mine
LocationDelaware
StateMichigan
CountryUnited States
Coordinates47°25′27.47″N 88°5′55.24″W / 47.4242972°N 88.0986778°W / 47.4242972; -88.0986778
Production
ProductsCopper
TypeUnderground
Greatest depth1,400 ft (430 m)
History
Opened1847 (1847)
Closed1887 (1887)
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References

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  1. ^ "Pure Michigan". Delaware Copper Mine. Retrieved 6 January 2021.
  2. ^ a b Keweenaw Heritage Sites from the Keweenaw National Historical Park
  3. ^ "Delaware Copper Mine Tours". Keweenaw Heritage Sites. Retrieved 6 January 2021.
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