enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Lists of mines in Canada - Wikipedia

    en.wikipedia.org/wiki/Lists_of_mines_in_Canada

    The following lists of mines in Canada are subsidiaries to the list of mines article and lists working, defunct and future mines in the country and is organised by the primary mineral output and province.

  3. Opal - Wikipedia

    en.wikipedia.org/wiki/Opal

    The largest producing mines of Virgin Valley have been the famous Rainbow Ridge, [41] Royal Peacock, [42] Bonanza, [43] Opal Queen, [44] and WRT Stonetree/Black Beauty [45] mines. The largest unpolished black opal in the Smithsonian Institution, known as the "Roebling opal", [ 46 ] came out of the tunneled portion of the Rainbow Ridge Mine in ...

  4. Mining in Canada - Wikipedia

    en.wikipedia.org/wiki/Mining_in_Canada

    The first truly industrial mining operation in what is now Canada was an iron mine at Forges du Saint-Maurice near Trois-Rivières in Quebec, which remained a going concern from 1738 to 1883. [1] Copper mining in Bruce Mines, Ontario—the first industrial-scale mine of a substance other than iron—followed in 1848. [2]

  5. List of mines in Quebec - Wikipedia

    en.wikipedia.org/wiki/List_of_mines_in_Quebec

    This is a list of mines in the Canadian province of Quebec and includes both ... Lac d'Amiante du Canada: Asbestos: Ophiolite: Estrie : 1958-2012 ... Mo, Bi: Abitibi ...

  6. Ammolite - Wikipedia

    en.wikipedia.org/wiki/Ammolite

    Ammolite is an opal-like organic gemstone found primarily along the eastern slopes of the Rocky Mountains of North America.It is commonly unearthed by natural erosion or through the process of various mining practices, within the perimeter of an ancient sea bed called the Western Interior Seaway. [2]

  7. United Mine Workers of America - Wikipedia

    en.wikipedia.org/wiki/United_Mine_Workers_of_America

    The United Mine Workers of America (UMW or UMWA) is a North American labor union best known for representing coal miners. Today, the Union also represents health care workers, truck drivers, manufacturing workers and public employees in the United States and Canada. [1]

  8. Red Lake Mine - Wikipedia

    en.wikipedia.org/wiki/Red_Lake_Mine

    Map showing the location of the mine, near the centre of the image. The Red Lake mine is a Canadian gold mine located in northwestern Ontario at Red Lake. [1] It was one of the largest gold mines in Canada and in the world. [1] The mine had estimated reserves of 3.23 million oz of gold in 2013. [1]

  9. Tri-State district - Wikipedia

    en.wikipedia.org/wiki/Tri-State_district

    View of mines, plant, rail yard in Cardin, Oklahoma (1922) An unusual cluster of galena crystals from the Tri-State district. The gold-colored mineral is chalcopyrite. Size: 3.9 x 3.4 x 2.5 cm. The Tri-State district was a historic lead-zinc mining district located in present-day southwest Missouri, southeast Kansas and northeast Oklahoma. The ...