Facts
- Chemical formula
- BaFe²⁺₂(Si₂O₇)
- Crystal system
- Monoclinic
- Mohs hardness
- 5.5
- Number of elements
- 4
- IMA status
- Renamed
- Type locality
- Mount Nyiragongo
- Named after
- André Marie Meyer
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q523795