# columnar jointing

> geological structure where sets of intersecting closely spaced fractures, referred to as joints, result in the formation of a regular array of polygonal prisms, or columns

**Wikidata**: [Q15427433](https://www.wikidata.org/wiki/Q15427433)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Columnar_jointing)  
**Source**: https://4ort.xyz/entity/columnar-jointing