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Glite Dictionary
cratonic

cratonic

9.9
Relating to very old, stable rock under a continent
  • adjective
  • /krəˈtɒnɪk/
  • Specialized
translation icon : cratónico
  • The shield area is composed mainly of cratonic rocks that have remained unchanged for billions of years.

Examples

  • The cratonic regions of North America are geologically significant.

  • Many mineral deposits are found in cratonic zones due to their geological stability.

  • Geologists study cratonic regions to understand the early history of the Earth.

  • Researchers study the cratonic formations to understand Earth's history.

  • The geologist studied the cratonic regions to understand the formation of ancient landmasses.

  • Cratonic stability is essential for the cratonic regions to host valuable mineral deposits.

  • Research indicates that the cratonic areas have remained largely unchanged for millions of years.

How Stable

cratonic
  • Specialized
9.9
stable
473 2.3
tectonic
  • Specialized
18 7.2
mobile
81 2.7

Surface Forms

cratonic positive

Morphology

cratonic = craton (transparent) = craton + ic

Formed by the productive adjective-forming suffix '-ic' attached to the noun 'craton', meaning 'relating to a craton'.

Etymology

Cratonic comes from craton, from the Greek kratos meaning 'strength' or 'power', the same root you see in democracy. So a cratonic region is a 'strong' and very old part of the Earth's crust that stays stable for a very long time.