| 词条 | Madawaska Mine |
| 释义 |
| name = Madawaska Mine (Faraday Mine) | image = | width = | caption = | pushpin_map = Ontario | pushpin_label = Madawaska Mine | pushpin_map_caption = Location in Ontario | coordinates = {{coord|45|01|21.5|N|77|55|15.2|W|region:CA-ON|format=dms|display=inline,title}} | place = Bancroft | subdivision_type = Province | state/province = Ontario | country = Canada | owner = | official website = | acquisition year = | stock_exchange = | stock_code = | products = Uranium | financial year = | amount = | opening year = 1954 | closing year = 1982 }} The Madawaska Mine is an abandoned underground uranium mine near the town of Bancroft, Ontario which produced 9,492,171 pounds of U3O8 during its two periods of production.[1] From 1954 to 1964 it operated as the Faraday Mine, and after it reopened as the Madawaska mine in 1975, production continued to 1982. The shaft into the uranium-bearing pegmatite reached a depth of {{convert|473|m|ft|0}}.[2] The mine is currently decommissioned, and a mass of 4,000,000 tonnes of uranium tailings remains at the surface at the mine site.[3] See also
References1. ^http://www.canamuranium.com/sites/bce/files/CAUIProfileSept2007.pdf production numbers -- canamuranium.com 2. ^http://www.mindat.org/loc.php?loc=542&ob=4 data from Geological Survey of Canada Miscellaneous Report 39 -- mindat.org 3. ^{{cite web |url=http://www.llrwmo.org/en/programs/ongoing/inventory.pdf |title=Archived copy |accessdate=2008-12-10 |deadurl=yes |archiveurl=https://web.archive.org/web/20091229132105/http://www.llrwmo.org/en/programs/ongoing/inventory.pdf |archivedate=2009-12-29 |df= }} Inventory of Radioactive Waste in Canada -- llrwmo.org 3 : Uranium mines in Canada|Mines in Ontario|Underground mines in Canada |
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