Search results
Results From The WOW.Com Content Network
An archived record of native copper originally found up river from Lake Superior, on the west branch of the Ontonagon River, via being dragged by a glacier is seen in the Ontonagon Boulder now in the possession of the Department of Mineral Sciences, National Museum of Natural History, Smithsonian Institution.
The Old Copper Complex of the Western Great Lakes is the best known, and can be dated as far back as 9,500 years ago. [4] [1] Great Lakes natives of the Archaic period located 99% pure copper near Lake Superior, in veins touching the surface and in nuggets from gravel beds.
Sign commemorating the Ontonagon Boulder Location of Ontonagon Boulder. The Ontonagon Boulder (/ˌɒntəˈnɑːɡən ˈboʊldəɹ/, Chippewa: Misko-biiwaabik) is a 3,708-pound (1,682 kg) boulder of native copper originally found in the Upper Peninsula of Michigan, United States, and now in the possession of the Department of Mineral Sciences, National Museum of Natural History, Smithsonian ...
Lake Superior is part of the Midcontinent Rift System, a 1,800 mile scar that formed more than 1 billion years ago where North America started to tear apart.The rift stretches from Kansas up to ...
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 ...
In 1845, an Ojibwe woman named Angelique and her voyageur husband Charles Mott were left on Isle Royale, as hires for Cyrus Mendenhall [22] and the Lake Superior Copper Company. They were hired and carried to Isle Royale by Mendenhall's schooner, the Algonquin, first to scout for copper. Angelique found a large mass of copper ore.
Hollowed Ground: Copper Mining and Community Building on Lake Superior, 1840s-1990s. Detroit: Wayne State University Press. ISBN 978-0-8143-3458-4., focuses on three companies, Calumet & Hecla, Copper Range, and Quincy, in a study of native copper mining and copper-sulfide mining on Upper Michigan's Keweenaw Peninsula. Thurner, Arthur W. (1994).
Thousands of copper mining pits have been found along the shores of Lake Superior, and Isle Royale. These pits may have been in use as far back as 8,000 years ago. This copper was mined and then made into objects such as heavy spear points and tools of all kinds.