VS
Name
—
(Ba,Na)₁₀K₃Na₄.₅Ce₅(Nb,Ti)₆O₆(Si₁₂O₃₆)(Si₉O₁₈)(O,OH)₂₄
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Hexagonal
Crystal system
—
4
Mohs hardness
—
3.6
Specific gravity
—
—
Streak
—
Resinous
Luster
—
—
Cleavage
—
R32
Space group
—
—
Structural group
—
Ilí-Ce · Approved
IMA
—
1965
Named in
—
Brownish yellow
Typical colors
—
Ba · Na · K · Ce · Nb · Ti · O · Si · H
Elements
—