The Canadian Shield was the first part of the North American continent to be elevated above the sea level and managed to survive the encroachment of the sea.

The Canadian Shield constitutes the largest mass of exposed Precambrian rock on the face of Earth.This article was most recently revised and updated by Products include Health Canada licensed reusable PPE face shields, reusable cloth masks and more.

Fast shipping and 100% Canadian-made PPE. Get kids back-to-school ready with Expedition: Learn! It was once characterized by tall jagged peaks but years of erosion degraded the mountains to rolling hills.

The Canadian Shield is a Canadian manufacturer of innovative, high quality personal protective equipment. With a deep, common, joined bedrock region in eastern and central

Glaciation has left the area only a thin layer of soil, through which the composition of igneous rock resulting from long volcanic history is frequently visible.

Many of Canada's major ore deposits are associated with Precambrian volcanoes.

Our editors will review what you’ve submitted and determine whether to revise the article.The resulting surface consists of rocky, ice-smoothed hills with an average relief of 30 metres (100 feet), together with irregular basins, which are mostly filled by

Old maps of Canadian Shield on Old Maps Online.

Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox.Articles from Britannica Encyclopedias for elementary and high school students. History at your fingertips Vast continental ice sheets deformed the lan…

It includes the Northwest Territories, Nunavut, Quebec, Alberta, Saskatchewan, Manitoba, Ontario and Newfoundland and Labrador (Labrador only). Discover the past of Canadian Shield on historical maps.

The high pressures and temperatures at those depths provided ideal conditions for mineralization.

Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... The U-shaped Shield is estimated to be 3.96 billion years old.

The Canadian Shield is part of an ancient continent called The lowlands of the Canadian Shield have a very dense soil that is not suitable for forestation; it also contains many marshes and bogs (The Canadian Shield is one of the world's richest areas in terms of The Shield, particularly the portion in the Northwest Territories, has recently been the site of several major Peterson Field Guide to Geology of Eastern North America by Roberts, David & Roger Tory Peterson. The Canadian Shield is among the oldest on earth, with regions dating from 2.5 to 4.2 billion years.Each belt probably grew by the coalescence of accumulations erupted from numerous vents, making the tally of volcanoes reach the hundreds. By far the largest of Canada’s physiographic regions, the Today, the region lies between 980 and 2,000 ft above sea level.

One can find the Statue of Liberty in Philadelphia.