Facts
- Chemical formula
- PbMn³⁺O₂(OH)
- Crystal system
- Monoclinic
- Mohs hardness
- 2.5
- Number of elements
- 4
- IMA status
- Grandfathered
- Type locality
- Långban
- Named after
- Percy Dudgeon Quensel
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3927673