# copper extraction

> process of extracting copper from the ground

**Wikidata**: [Q766401](https://www.wikidata.org/wiki/Q766401)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Copper_extraction)  
**Source**: https://4ort.xyz/entity/copper-extraction


## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
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)