# nepheline syenite

> holocrystalline plutonic rock

**Wikidata**: [Q1281844](https://www.wikidata.org/wiki/Q1281844)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Nepheline_syenite)  
**Source**: https://4ort.xyz/entity/nepheline-syenite


## References

1. Library of Congress Control Number
2. Freebase Data Dumps. 2013
3. National Library of Israel Names and Subjects Authority File
4. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)