# igneous rock

> one of the three main rock types; formed through the cooling and solidification of magma or lava

**Wikidata**: [Q42045](https://www.wikidata.org/wiki/Q42045)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Igneous_rock)  
**Source**: https://4ort.xyz/entity/igneous-rock


## References

1. Integrated Authority File
2. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=10242)
3. Freebase Data Dumps. 2013
4. Nuovo soggettario
5. BabelNet
6. [Environment Ontology](https://raw.githubusercontent.com/INCATools/environments2wikidata/master/matches/curated-high-confidence-envo.tsv)
7. Quora
8. [archINFORM](https://www.archinform.net/service/wd_aistich.php)
9. National Library of Israel
10. KBpedia
11. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)