Facts
- Chemical formula
- Na₅Al₃[AsO₃(OH)]₄[AsO₂(OH)₂]₂(SO₄)₂·4H₂O
- Crystal system
- Monoclinic
- Number of elements
- 6
- IMA status
- Approved
- Type locality
- Torrecillas mine
- Named after
- Juan Silva Aguirre
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q23005425