Facts
- Chemical formula
- [Al₆(AsO₄)₃(OH)₉(H₂O)₅]·8H₂O
- Crystal system
- Monoclinic
- Number of elements
- 4
- IMA status
- Approved
- Type locality
- Penberthy Croft Mine
- Named after
- Penberthy Croft Mine
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q21683070