Delaware Mine

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]

Location

• Delaware, Michigan, United States
• 47°25′27.47″N 88°5′55.24″W

ProductsCopper

TypeUnderground

Greatestdepth1,400 ft (430 m)

Quick facts Location, Products ...

Delaware Mine

Sign along U.S. 41
Location within Michigan Show map of Michigan Location within the United States Show map of the United States
Location	Delaware, Michigan, United States 47°25′27.47″N 88°5′55.24″W
Products	Copper
Type	Underground
Greatest depth	1,400 ft (430 m)
Opened	1847 (1847)
Closed	1887 (1887)

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