VS
Name
—
(SrNa)Ti₂Na₃Ti(Si₂O₇)₂O₂F₂
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Monoclinic
Crystal system
—
3
Mohs hardness
—
3.484
Specific gravity
—
Pale yellow
Streak
—
Adamantine
Luster
—
Perfect on {100}
Cleavage
—
—
Space group
—
Seidozerite-Lamprophyllite
Structural group
—
Flmp · Approved
IMA
—
2013
Named in
—
Brownish orange
Typical colors
—
Sr · Na · Ti · Si · O · F
Elements
—