# downeyite

> selenium dioxide mineral

**Wikidata**: [Q3714796](https://www.wikidata.org/wiki/Q3714796)  
**Source**: https://4ort.xyz/entity/downeyite


## References

1. The IMA List of Minerals (March 2019)
2. webmineral.com
3. rruff
4. The IMA List of Minerals (February 2013)
5. IMA–CNMNC approved mineral symbols