Facts
- Chemical formula
- Ca₁₉Mn³⁺(Al,Mn³⁺,Fe³⁺)₁₀(Mg,Mn²⁺)₂(Si₂O₇)₄(SiO₄)₁₀O(OH)₉
- Crystal system
- Tetragonal
- Density
- 3.40 g/cm³
- Number of elements
- 8
- IMA status
- Approved
- Type locality
- Nchwaning mines, Wessels mine
- Named after
- Manganese
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q13104