# gypsum

> mineral, calcium sulfate with bounded water

**Wikidata**: [Q82658](https://www.wikidata.org/wiki/Q82658)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gypsum)  
**Source**: https://4ort.xyz/entity/gypsum


## References

1. The IMA List of Minerals (March 2019)
2. [Source](http://www.cdc.gov/niosh/npg/npgd0308.html)
3. Gypsum (Ca(SO4).2H2O). ECHA Substance Infocard database
4. Integrated Authority File
5. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=533)
6. rruff
7. [Source](http://www.keio-kampo.jp/vc/catalog/formulas/bofu-tsusho-san.html)
8. [Source](http://www.keio-kampo.jp/vc/catalog/formulas/byakko-ka-ninjin-to.html)
9. [Source](http://www.keio-kampo.jp/vc/catalog/formulas/choto-san.html)
10. [Source](http://www.keio-kampo.jp/vc/catalog/formulas/eppi-ka-jutsu-to.html)
11. [Source](http://www.keio-kampo.jp/vc/catalog/formulas/goko-to.html)
12. [Source](http://www.keio-kampo.jp/vc/catalog/formulas/ma-kyo-kan-seki-to.html)
13. [Source](http://www.keio-kampo.jp/vc/catalog/formulas/moku-boi-to.html)
14. [Source](http://www.keio-kampo.jp/vc/catalog/formulas/shini-seihai-to.html)
15. [Source](http://www.keio-kampo.jp/vc/catalog/formulas/shofu-san.html)
16. [Source](http://www.keio-kampo.jp/vc/catalog/formulas/sho-saiko-to-ka-kikyo-sekko.html)
17. Nuovo soggettario
18. The IMA List of Minerals (February 2013)
19. Freebase Data Dumps. 2013
20. Mineralogische Tabellen : Eine Klassifizierung der Mineralien auf kristallchemischer Grundlage, mit einer Einfuhrung in die Kristallchemie (1982)
21. mineralienatlas.de
22. BBC Things
23. BabelNet
24. Quora
25. National Library of Israel
26. KBpedia
27. GF WordNet
28. IMA–CNMNC approved mineral symbols
29. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)