What is the official French name of the annular lakes on the large area of exposed Precambrian igneous and high-grade metamorphic rocks (geological shield) that forms the ancient geological core of the North American continent (the North American Craton or Laurentia)?
Canadian Shield: The Canadian Shield, also called the Laurentian Plateau, or "Bouclier canadien " (French), is a large area of exposed Precambrian igneous and high-grade metamorphic rocks (geological shield) that forms the ancient geological core of the North American continent (the North American Craton or Laurentia).
i don't know