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  2. Michigan Limestone and Chemical Company - Wikipedia

    en.wikipedia.org/wiki/Michigan_Limestone_and...

    The Michigan Limestone and Chemical Company operated the world's largest limestone quarry (Michigan Limestone; a/k/a the "Calcite Quarry"; "Calcite Plant and Mill"; and "Carmeuse Lime and Stone"), which is located near Rogers City in Presque Isle County, Michigan. It was formed and organized in 1910; however, production did not begin until 1912.

  3. Jacobsville Sandstone - Wikipedia

    en.wikipedia.org/wiki/Jacobsville_Sandstone

    Michigan Department of Environmental Quality. Archived (PDF) from the original on September 22, 2012; Hamblin, W. M. Kenneth (1958a). The Cambrian Sandstones of Northern Michigan (PDF) (Report). State of Michigan Department of Conservation, Geological Survey Division. pp. 2– 18. Archived (PDF) from the original on December 24, 2011

  4. Gogebic Range - Wikipedia

    en.wikipedia.org/wiki/Gogebic_Range

    Since the two ranges of hills are made up of dissimilar rock types, the rock formation containing the iron ore deposits is located exclusively within the southern (Gogebic) Range. The Gogebic Range experienced a speculative iron boom in the mid-1880s, and had recurring booms and busts from 1884 to 1967 as demand shifted.

  5. Copper mining in Michigan - Wikipedia

    en.wikipedia.org/wiki/Copper_mining_in_Michigan

    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.

  6. List of mines in Michigan - Wikipedia

    en.wikipedia.org/wiki/List_of_mines_in_Michigan

    Name County Years Material Coordinates Adventure mine: Ontonagon: 1850–1920: copper: Alabastine Mine: Kent: 1907– gypsum: Arcadian mine: Houghton: 1898–1908: copper

  7. Ever gone rockhounding near the Tri-Cities area? You can find ...

    www.aol.com/news/where-collect-fun-rocks-near...

    In general, land managed by the U.S. Forest Service, like the Umatilla National Forest, allows a reasonable collection of rocks and minerals for personal, hobby and noncommercial use. Generally ...

  8. Eagle Mine (Michigan) - Wikipedia

    en.wikipedia.org/wiki/Eagle_Mine_(Michigan)

    The mine is located on the Yellow Dog Plains in the Upper Peninsula of Michigan in the United States. Eagle is the only primary nickel mine in the United States . The mine began production in fall 2014 and is expected to produce 440 million pounds of nickel, 429 million pounds of copper and small amounts of other metals (platinum, palladium ...

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