DCHP-1 Online

Canadian Shield [so called from its shape]

• a vast area of mineral-rich, mostly granitic, Pre-Cambrian rock surrounding Hudson Bay and extending as far southward as the Great Lakes.

  See also: Laurentian barrier  Laurentian plateau  Laurentian Shield  Shield  

  • 1929  There is no element in the present Dominion of greater significance than the so-called Canadian Shield or Laurentian Barrier.
  • 1963  The air force . . . puts in thousands of flying hours, combing some of Canada's most rugged vastness--the Canadian Shield, the Yukon, the Arctic and the foothills.
  • 1965  . . . carbonatite [is] a rock rare in the Canadian Shield. . . .