# siltstone

> sedimentary rock which has a grain size in the silt range (per ISO 14688 between 0.002 and 0.063 mm)

**Wikidata**: [Q565731](https://www.wikidata.org/wiki/Q565731)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Siltstone)  
**Source**: https://4ort.xyz/entity/siltstone


## References

1. Freebase Data Dumps. 2013
2. BabelNet
3. [Environment Ontology](https://raw.githubusercontent.com/INCATools/environments2wikidata/master/matches/curated-high-confidence-envo.tsv)
4. GF WordNet
5. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)