Canadian Shield

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Canadian Shield

or Laurentian Plateau
A plateau region of eastern Canada extending from the Great Lakes and the St. Lawrence River northward to the Arctic Ocean. The highland formation also covers much of Greenland and forms the Adirondack Mountains in the United States.

Canadian Shield

n
(Physical Geography) Also called: Laurentian Shield or Laurentian Plateau (in Canada) the wide area of Precambrian rock extending west from the Labrador coast to the basin of the Mackenzie and north from the Great Lakes to Hudson Bay and the Arctic: rich in minerals. See shield7
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Canadian Shield - a large plateau that occupies more than 40% of the land area of Canada; it extends from the Great Lakes northward to the Arctic Ocean
Canada - a nation in northern North America; the French were the first Europeans to settle in mainland Canada; "the border between the United States and Canada is the longest unguarded border in the world"
References in periodicals archive ?
From an exploration or an applied perspective, one of the themes of Metal Earth is to understand why certain areas that are geologically similar in a Precambrian shield are metal endowed, while others are not metal endowed," he said.
Alterations in the rains and the wind remade the valley grades which provided key conduits amongst the shelter water and stores of winter hay disrupting the life course of the first generation of human settlers and their stock alike, (64) The massive immutability in this narrative, however, was fashioned by entrepreneurs who invested prodigiously in the cement barriers erected early and at great cost, (they did not realize for decades how great), on the erroneous assumption that they were harnessing a river like the rivers they knew, carved primordially through resistant Precambrian shield.
South of the Precambrian Shield, 68 percent of original wetlands had disappeared, and in the southwestern part of the province, where farming and residential areas had been established longest, the loss was more than 90 percent.
Precambrian shield rocks are exposed in Nager Parker area of Sindh Province, Sargodha area of Punjab Province and in Karakoram, Hindukash and Hamalayan part of Pakistan.
It seems odd that appreciation for the excellent climbing opportunities afforded by the boulders and rock outcrops of the nearby Precambrian Shield were not realized by Manitoba climbers until the 1970s.
2000a, The Lithoprobe Abitibi-Grenville transect: two billion years of crust formation and recycling in the Precambrian Shield of Canada: Canadian Journal of Earth Sciences, v.
Throughout the Canadian Shield and the Precambrian Shield rocks of Fennoscandia and southern Africa, the occurrence of flammable subsurface gases including methane ([CH.
The hilly Precambrian Shield embracing Flin Flon and Creighton, 740 kilometres northwest of Winnipeg, is some of the most desolate ground you'll find anywhere.