Facts
- Chemical formula
- (Ca,Na)₆(Fe³⁺,Fe²⁺,Mg,Al)₄(Al,Mg)₆Si₁₂O₃₆(OH)₁₂(CO₃)·12H₂O
- Mohs hardness
- 3.0
- Density
- 2.48 g/cm³
- Number of elements
- 9
- IMA status
- Redefined
- Named after
- sky blue
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q381133