Facts
- Chemical formula
- Na₁₂Ce₃Ca₆Mn₃Zr₃WSi₂₅O₇₃(CO₃)(OH)₂
- Crystal system
- Trigonal
- Elements in formula
- Sodium, Cerium, Calcium, Manganese, Zirconium, Tungsten, Silicon, Oxygen, Carbon, Hydrogen
- Number of elements
- 10
- IMA status
- Approved
- Type locality
- Poudrette quarry
- Named after
- Ole Johnsen
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q19860860