# Hardpan

> Dense layer of soil found below topsoil

**Wikidata**: [Q1268987](https://www.wikidata.org/wiki/Q1268987)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hardpan)  
**Source**: https://4ort.xyz/entity/hardpan


## References

1. Freebase Data Dumps. 2013