copper
copper
copper
copper
copper
copper & iron
copper
Copper was a valuable element that used to be mined in Michigan's Upper Peninsula. The region was a major copper mining area in the 19th and early 20th centuries, leading to economic growth and development in the area.
Iron and copper.
The element that used to be mined in the Upper Peninsula of Michigan is copper. Several towns in the Upper Peninsula, including Harbor, were established due to the mining industry in the region. Copper mining was a significant economic activity in the area during the 19th and early 20th centuries.
copper
Some of the key minerals mined in Michigan include iron ore, copper, gypsum, salt, and sand and gravel. Iron ore is particularly abundant in the upper peninsula of Michigan, while copper mining has historically been important in the Keweenaw Peninsula.
Upper Peninsula lies North of the Lower Peninsula.