VS
Name
—
BaNaMn₄Ti₂(Si₂O₇)₂O₂(OH)₂F
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Triclinic
Crystal system
—
4
Mohs hardness
—
3.71
Specific gravity
—
Pale brown
Streak
—
Vitreous on fresh surfaces to slightly waxy on exposed faces
Luster
—
Very good on {001}
Cleavage
—
C2
Space group
—
Seidozerite-Bafertisite
Structural group
—
Prt · Approved
IMA
—
1984
Named in
—
Orange- brown
Typical colors
—
Ba · Na · Mn · Ti · Si · O · H · F
Elements
—