# Grey dune

> dune with advanced soil development in the stage of an Ah/C soil (Regosol)

**Wikidata**: [Q5608283](https://www.wikidata.org/wiki/Q5608283)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Grey_dune)  
**Source**: https://4ort.xyz/entity/grey-dune