Facts
- Chemical formula
- Mn²⁺₇Sb⁵⁺As⁵⁺O₁₂
- Crystal system
- Orthorhombic
- Number of elements
- 4
- IMA status
- Grandfathered
- Type locality
- Brattfors mine, Nordmark Odal field
- Named after
- Manganese
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3844543