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Arlecino [84]
3 years ago
15

Centered around hudson bay in north america and extending to greenland, the ________ shield is composed of precambrian rocks tha

t cover 2.8 million square miles.
Geography
1 answer:
Alecsey [184]3 years ago
5 0
Canadian shield is composed of Precambrian rocks that cover 2.8 million square miles.
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