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Samples of rocks during reconnaissance geological mapping by Geological Survey of Canada field parties have been used to estimate the average abundance of some trace elements in the surface crystalline rocks of the Canadian Shield. The preferred values are as follows, in ppm: Ni, 19; Cu, 26; Zn,...

Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows physiographic regions across Canada. These regions are split into the Borderlands and the Shield.

Broad band magnetotelluric data collected during Lithoprobe project.

Broad band magnetotelluric data collected during Lithoprobe project.

Broad band magnetotelluric data collected during Lithoprobe project.

Broad band magnetotelluric data collected during Lithoprobe project.

Geochemical results are reported for a program that compared samples collected from eskers and adjacent till in permanently frozen terrain. Contrasting effects of disturbance on the well- and poorly sorted sediments within the active (seasonally thawed) zone are discussed. Trace element...

Contained within the Atlas of Canada Poster Map Series, is a poster entitled "Canada, A land of Superlatives." This colorful double sided poster map features Canadian firsts in geography, communications, culture and sport. One side of the poster map features a stunning map of Canada derived from...

Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the general make up of surface materials. Along with the map is a list of terrain classifications denoted as bedrock, unconsolidated material (glacial deposits, boulders, alluvium, gravels, sands, silts, clays,...