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The Keweenaw Peninsula and Isle Royale, formed by the Midcontinent Rift System, are the only sites in the United States with evidence of prehistoric aboriginal mining of copper. Artifacts made from this copper by these ancient indigenous people were traded as far south as present-day Alabama . [ 3 ]
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 ...
Copper knife, spearpoints, awls, and spade made from copper deposits mined by Native Americans in Wisconsin from the Late Archaic period, 3000 BC-1000 BC. Native Americans were the first to mine and work the copper of Lake Superior and the Keweenaw Peninsula of northern Michigan between 5000 BCE and 1200 BCE. The natives used this copper to ...
Humboldt mine - Copper Falls, Keweenaw County; Huron mine (originally the Houghton mine) - Hurontown, Houghton County; Iron City mine (originally the Empire Mine) - within the Mosquito District of Copper Harbor, Keweenaw County; Iroquois mine - Mohawk, Keweenaw County; Island mine - Isle Royale, Keweenaw County
The Keweenaw Peninsula is the site of the most extensive known deposits of native copper in the world. Occurring here in relatively pure form, the red metal could be broken out of the rock and worked to make a wide variety of products, from jewelry and tools by its earliest miners to coins and electric wire by its final generations.
Located on the Keweenaw Peninsula, Houghton is the largest city in the Copper Country region. It is the fifth-largest city in the Upper Peninsula, with a population of 8,386 at the 2020 census. Houghton is the principal city of the Houghton micropolitan area, which includes all of Houghton and Keweenaw counties.
Copper Harbor is located at the northern edge of the Keweenaw Peninsula, which also extends for several miles to the east. Copper Harbor has its own post office and ZIP Code (49918). [16] [17] Some areas within the community and the surrounding area may use the Mohawk 49950 ZIP Code. [18]
Copper Harbor is located at the northern tip of the Keweenaw Peninsula, bordering Lake Superior. It is one of the best natural harbors in Keweenaw County and was a quick focus of attention after copper was discovered on the peninsula in the 1830s. In the early 1840s, a copper rush took place that saw a flood of fortune-seekers moving to the ...