michigan copper mines efficient artifacts

  • Innovations: Introduction to Copper: Mining

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  • iron mining in michigan communales2018.be

    Iron and Coal Mines Copper Mines Mining History Mine . Mine Shafts of Michigan TO INDEX Mining History Mine Shafts of Michigan Part 7 These photos from the Michigan Technological University MTU Archives and Copper Country Historical Collections, J.R. VanPelt Library, State of Michigan, Mine and Mineral Statistics Collection and the Proceedings of the Lake Superior Mining Institute Collection.

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  • Copper: A World Trade in 3000 BC? Eye Of The Psychic

    The era around 3000 BC saw more than 500,000 tons of copper being mined in the so called Upper Peninsula, in the American state of Michigan. The largest mine was on Isle Royale, an island in Lake Superior, near the Canadian border. Here, there are thousands of prehistoric copper pits, dug thousands of years ago by ancient peoples unknown.

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  • Localities : Keweenaw Co., Michigan, USA

    I have an interesting book entitled "Discussion as to Copper From the Mounds" published in1903 by the American Anthropologist. It is a debate between six researchers about whether the early copper artifacts from the American colonies were made from European copper or Michigan

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  • Ohio MInes Artifacts

    ohio mines Ohio is located in the northern portion of the Appalachian Coal Basin, which is one of the largest coal fields in the United States. Ohios coal region covers thirty two counties, and is located to the south and east of a line that would stretch roughly from Portsmouth through Zanesville to

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  • list of copper mining equipments

    Copper mining in the United States , the free encyclopedia For the leading mines, see Lists of copper mines in the United States. Copper in the US is used mainly in construction (45%) and electric equipment (23%).

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  • Welcome to the Adventure Mine!

    The Adventure Mine is located 36 miles South of Houghton on highway M 26. It is a cooperating Heritage Site of the Keweenaw National Historical Park and provides underground tours of the historic Adventure Mine. The mine opened in 1850 and operated until 1920 and is a native copper mine typical of the Keweenaw area.

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  • Iron I Michigan State University

    IRON MINING: WHERE AND WHY? It was called the barren waste, this land that is now Michigans Upper Peninsula. However, since its first iron ore shipment of two hundred pounds in 1846, the Upper Peninsula mines (below) have produced well over one billion tons of iron ore.

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  • Ancient Mines Ancient Trenches

    The Great Orme Ancient Copper Mines on the Creuddyn Peninsula dates back to the Bronze Age. The mines were originally dug out over 3,500 years ago by miners using nothing more than stone and bone tools. There are over 3 1/2 miles of tunnels on the Great Orme headland, created as Bronze Age man worked the veins of Malachite.

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  • Keweenaw Stories Quincy Mine Site Keweenaw

    Keweenaw Stories: Quincy Mine Site Overview. Open Transcript. Transcript. Hundreds of copper mines started on Michigans remote Keweenaw Peninsula, but many failed without ever making a profit. The Quincy mine was unusual in that it was both profitable and long lasting. and to leave artifacts and rocks where they are found. This preserves the

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