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The Canadian Shield is a collage of Archean plates and accreted juvenile arc terranes and sedimentary basins of the Proterozoic Eon that were progressively amalgamated during the interval 2.45–1.24 Ga, with the most substantial growth period occurring during the Trans-Hudson orogeny, between c. 1.90–1.80 Ga. [5] The Canadian Shield was the ...
The Canadian Shield is a large area of Archean through Proterozoic igneous and metamorphic rocks in eastern Canada and north central and northeastern United States. The earliest part of the shield is metamorphosed Archean rocks, originally volcanic in origin.
The Eastern Canadian Shield taiga is an ecoregion of Canada as defined by the World Wildlife Fund (WWF) categorization system. ... Located in northeastern Canada, ...
Interior Plains of western Canada, which extend from the coast of the Arctic Ocean to the Canada-US border east of the Canadian Cordillera and west of the Canadian Shield; links the Mackenzie Valley with the Canadian prairie. Southern Arctic Plains that includes the arctic coast of Yukon, the Northwest Territories, and an adjacent part of Nunavut
Labrador is the easternmost part of the Canadian Shield and is composed of ancient Precambrian igneous and metamorphic rocks. The interior averages about 450 metres (1,480 ft) above sea level and is cut by large, east-flowing rivers, such as the Churchill River and its tributaries. [11] The northern coast is largely mountainous.
The Temagami Greenstone Belt (TGB) is a small 2.7 billion year old greenstone belt in the Temagami region of Northeastern Ontario, Canada.It represents a feature of the Superior craton, an ancient and stable part of the Earth's lithosphere that forms the core of the North American continent and Canadian Shield.
The Canadian Shield has been divided up into seven areas based on differences in orogenic history. The Labrador portion of Newfoundland and Labrador forms the eastern region of the Canadian Shield, which hosts the entire Nain structural province, as well as some of the Superior, Churchill and Greenville provinces. [1]
Nord-du-Québec lies entirely upon the Canadian Shield. It extends from 49°N latitude to beyond 62°N and is 98.4 percent public land. [ 7 ] The region is bordered by Hudson Bay and James Bay in the west, Hudson Strait and Ungava Bay in the north, Labrador in the northeast, and the administrative regions of Abitibi-Témiscamingue , Mauricie ...