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32 records found
  • Federal

    Non-Ferrous Metals - Eastern Canada

    Contained within the 3rd Edition (1957) of the Atlas of Canada is a map that shows four condensed maps of non-ferrous metal mines, including refineries, smelters and reduction works that were in production or coming into production in Eastern Canada circa 1955. As production figures for...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Federal

    Bedrock hydrogeology

    The map shows the location and distribution of bedrock aquifers. The quality is expressed by the total dissolved solids in parts per million and the quantity is expressed in litre per second. Bedrock deposits consist of sedimentary, metamorphic, and igneous rocks; Canada possesses all three...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
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