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duricrust

Syllabification: dur·i·crust
Pronunciation: /ˈd(y)o͝orəˌkrəst
 
/

Definition of duricrust in English:

noun

Geology
A hard mineral crust formed at or near the surface of soil in semiarid regions by the evaporation of groundwater.
Example sentences
  • A resistant rock cap such as a hard sandstone or a duricrust is one possibility.
  • The Molopo River was sampled by first removing the duricrust and then sampling the underlying sediments.
  • Due to the scarceness of datable sediments saprolites and duricrusts were widely used as defining features.

Origin

1920s: from Latin durus 'hard' + crust.

Definition of duricrust in:

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