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A large stable block of the earth's crust forming the nucleus of a continent.
- ‘Mobile belts of various ages seem to have stitched Africa's Archean cratons together by Himalayan-style continental collisions.’
- ‘Much of the craton remained stable up to Triassic time, with sedimentary sequences dominated by shallow-water and subaerial sediments.’
- ‘Many workers have interpreted the Zimbabwe craton as vertically accreted crust.’
- ‘Scotland lies on ancient continental crust known as the Hebridean craton.’
- ‘Although continents were small, they consisted of stable cratons.’
1930s alteration of kratogen in the same sense, from Greek kratos ‘strength’.
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