geological shield

Why Is The Canadian Shield Valuable?

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Why Is The Canadian Shield Valuable? The Canadian Shield is one of the world’s richest areas in terms of mineral ores. It is filled with substantial deposits of nickel, gold, silver, and copper. Throughout the Shield there are many mining towns extracting these minerals. The largest, and one of the best known, is Sudbury, Ontario.

What Is The Canadian Shield Known For?

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What Is The Canadian Shield Known For? The Canadian Shield constitutes the largest mass of exposed Precambrian rock on the face of Earth. The region, as a whole, is composed of ancient crystalline rocks whose complex structure attests to a long history of uplift and depression, mountain building (orogeny), and erosion. What is the Canadian