noun
- plural of craton: large, stable areas of continental crust that have remained relatively unchanged for billions of years
Usage: geological
Examples
- The Canadian Shield is one of the world’s oldest cratons.
- Cratons form the stable cores of continents.
- These ancient cratons contain some of Earth’s oldest rocks.
- Geologists study cratons to understand early Earth history.
- The African continent contains several major cratons.
- Diamond deposits are often found in cratons due to their ancient origins.