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Opal, major parts of the city are underground, due to the excessive summer heat 29°00′36″S 134°45′19″E / 29.0100°S 134.7552°E / -29.0100; 134.7552 ( Umoona Opal Mine and Old Timers Mine
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.
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 ...
Minto City: 1934 Gold mining: Mount Sheer: 1900 Britannia Mining and Smelting Co. Copper and gold mining: Nitinat: Crown Zellerbach: Sawmilling, pulp and paper: Ocean Falls: 1906 Bella Coola Pulp and Paper Co. Pulp and paper: Mostly depopulated Pioneer Mine: Gold mining: Abandoned Port Belmont: 1918 Gold mining: Abandoned in 1926 Port Hammond ...
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]
Dyno Mine: Cardiff: Ovintiv: 1958–1960 Fission Mine: Cardiff 1920s–1940s Greyhawk Mine: near Bancroft Ovintiv: 1957–1959, 1976–1982 Madawaska Mine (previously Faraday Mine) Faraday: Ovintiv: 1954–1964, 1975–1982 Elliot Lake: Agnew Lake Mine: Hyman Township Kerr Addison Mines Ltd. 1977–1983 Buckles Mine: near Elliot Lake Rio Algom ...
Opal is a hamlet in central Alberta, Canada within Thorhild County. [2] It is located 5 kilometres (3.1 mi) north of Highway 28 , approximately 53 kilometres (33 mi) northeast of Edmonton . Originally named Rutherford after Alberta's first premier, Alexander Cameron Rutherford but was renamed to the unique "Opal" when the first post office ...
According to the Coal Association of Canada, there are 24 permitted coal mines throughout Canada, 19 of which currently operate. The vast majority of the country's coal deposits can be found in British Columbia, Alberta, Saskatchewan and Nova Scotia.