# fulgurite

> metamorphic rock formed when lightning strikes sand, soil, sand, rock, organic debris

**Wikidata**: [Q924408](https://www.wikidata.org/wiki/Q924408)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Fulgurite)  
**Source**: https://4ort.xyz/entity/fulgurite


## References

1. Freebase Data Dumps. 2013