# Alpha Natural Resources

> American producer of metallurgical coal

**Wikidata**: [Q2839509](https://www.wikidata.org/wiki/Q2839509)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Alpha_Natural_Resources)  
**Source**: https://4ort.xyz/entity/alpha-natural-resources


## References

1. [Source](https://www.wsj.com/articles/DJFDBR0120150717eb7hec5yn)
2. Google Knowledge Graph
3. Global LEI Index
4. [Source](http://km.aifb.kit.edu/services/crunchbase/)
5. Quora
6. Aligned ISNI and Ringgold identifiers for institutions