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VS
A
Aleksandrovite
Name
—
KCa₇Sn₂Li₃Si₁₂O₃₆F₂
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Monoclinic
Crystal system
—
4–4.5
Mohs hardness
—
3.05
Specific gravity
—
White
Streak
—
Vitreous, pearly on cleavage surfaces
Luster
—
Perfect on {001}
Cleavage
—
C2/c
Space group
—
Baratovite
Structural group
—
Asd · Approved
IMA
—
2009
Named in
—
Colorless
Typical colors
—
K · Ca · Sn · Li · Si · O · F
Elements
—