Facts
- Chemical formula
- CaMnFe³⁺(PO₄)₂(OH) * 2H₂O
- Crystal system
- Orthorhombic
- Number of elements
- 6
- IMA status
- Approved
- Type locality
- Cornelia shaft, Hagendorf South open cut
- Named after
- Wilhelm Vierling
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q4019853