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  2. 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

  3. Minong Mine Historic District - Wikipedia

    en.wikipedia.org/wiki/Minong_Mine_Historic_District

    The Minong Mine is a historic mine site located west of McCargoe Cove campground on Isle Royale National Park, Michigan, United States. The district contains both the remnants of a 19th-century copper mine and remains of pre-contact mining activity. [ 3 ]

  4. National Mine Map Repository - Wikipedia

    en.wikipedia.org/wiki/National_Mine_Map_Repository

    The Green Tree facility provides and stores, digitally and in microfilm (aperture cards), [4] over 182,000 maps of abandoned mines. This repository contains maps of mine workings from the 1790s to the present day. [5] It serves as a point of reference for mine maps and other information for both surface and underground mines throughout the ...

  5. Millie Hill bat cave - Wikipedia

    en.wikipedia.org/wiki/Millie_Hill_bat_cave

    Millie Hill bat cave (also known as Millie Mine bat cave) is an abandoned iron mine in Iron Mountain, Michigan that is now one of the largest bat breeding colonies in North America. [ 1 ] [ 2 ] [ 3 ] The vertical mine shaft is blocked by a steel grate, which prevents entry by humans but allows bats to enter and exit freely. [ 4 ]

  6. Central Mine Historic District - Wikipedia

    en.wikipedia.org/wiki/Central_Mine_Historic_District

    The Central Mine Historic District is a historic district located off US 41 in Upper Michigan. The mine itself was designated a Michigan State Historic Site in 1958, [3] while the surrounding district was designated a Michigan State Historic Site in 1973 [2] and listed on the National Register of Historic Places in 1974. [1]

  7. Abandoned mines in the US pose dangers to people and property ...

    lite.aol.com/news/story/0001/20241204/761d...

    Old mines pose myriad dangers, with 381 people killed and 152 injured at abandoned mine sites nationwide between 2000 and 2013, according to the U.S. Bureau of Land Management. Victims can fall into hidden shafts, get lost in underground tunnels or perish from poisonous gases present in many old coal mines.

  8. Nonesuch Mine - Wikipedia

    en.wikipedia.org/wiki/Nonesuch_Mine

    The Nonesuch Mine is an abandoned copper mine and small ghost town in the southeast corner of the Porcupine Mountains State Park in Carp Lake Township, Ontonagon County, near Silver City, Michigan, United States. The area was given its name soon after Ed Less discovered the Nonesuch vein of copper on the Little Iron River in 1865. [1]

  9. Abandoned mine’s fill material shifts — and creates nearby ...

    www.aol.com/abandoned-mine-fill-material-shifts...

    The city has a strong mining background. For premium support please call: 800-290-4726 more ways to reach us

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