Facts
- Chemical formula
- (Na☐)☐₂Ba₄Ti₄Nb₄(Na₁₁☐)Ti₄(Si₂O₇)₈O₈(OH)₈(H₂O)₁₂
- Crystal system
- Monoclinic
- Number of elements
- 7
- IMA status
- Redefined
- Type locality
- Kirovskii apatite mine
- Named after
- Georgii N. Nechelyustov
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q19861062