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Ottawa: Government Printing Bureau, 1909
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Ottawa: Natural Resources Canada, 2015
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Ottawa: Natural Resources Canada, 2014
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Ottawa: Natural Resources Canada, 2011
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Reston, Va: U.S. Geological Survey, 2005
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Ottawa: Geological Survey of Canada, 1984
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Ottawa, march 2018
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Ottawa: Natural Resources Canada, 2024-01-26
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Ottawa: Natural Resources Canada, 2023-02-20
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Westmount, Quebec; Canadian Institute of Mining, Metallurgy and Petroleum, November 23, 2018
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Ottawa: Geological Survey of Canada, 2017
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Ottawa: Natural Resources Canada, 2016
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s.l.: Natural Resources Canada, 2012
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Ottawa: F.A. Acland, printer, 1924
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Hannover: DERA, 2012
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St. John's, NF: Government of Newfoundland and Labrador, Dept. of Mines and Energy, 2013
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St. John's, NF: Government of Newfoundland and Labrador, Dept. of Mines and Energy, 2013
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St. John's, NF: Government of Newfoundland and Labrador, Dept. of Mines and Energy, 2012
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St. John's, NF: Government of Newfoundland and Labrador, Dept. of Mines and Energy, 2011
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Ottawa: Natural Resources Canada, 1997 ; 2014