Facts
- Chemical formula
- (Mn²⁺,Ca)Mn²⁺(Fe²⁺,Mn²⁺,Mg)₂(Al,Fe³⁺)₂(PO₄)₄(OH)₂(H₂O)₈
- Crystal system
- Monoclinic
- Number of elements
- 8
- IMA status
- Approved
- Named after
- Alfred Rittmann
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3937814