Facts
- Chemical formula
- Cu₉O₄(AsO₄)₂(SO₄)₂
- Crystal system
- Monoclinic
- Number of elements
- 4
- IMA status
- Approved
- Type locality
- Arsenatnaya fumarole
- Named after
- Vasily Severgin
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q23005421