Facts
- Chemical formula
- PbBiCu₆O₄(SeO₃)₄(OH)·H₂O
- Crystal system
- Tetragonal
- Number of elements
- 6
- IMA status
- Approved
- Type locality
- El Dragón mine
- Named after
- Georges Favreau
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q19833620