Facts
- Chemical formula
- K₂Zr(Si₃O₉) * H₂O
- Crystal system
- Monoclinic
- Number of elements
- 5
- IMA status
- Approved
- Type locality
- Vuonnemiok river valley
- Named after
- Ekaterina E. Kostyleva-Labuntsova
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3816607