VS
Name
—
Mn²⁺₁₀As³⁺₆O₁₈(OH,Cl)₂
Formula
—
Mineral Species
Entry type
—
Halides
Chemical class
—
Cubic
Crystal system
—
3.5–4
Mohs hardness
—
4.14–4.49
Specific gravity
—
White
Streak
—
Vitreous to resinous
Luster
—
—
Cleavage
—
Ia-3d
Space group
—
Magnussonite
Structural group
—
Mnu · Approved
IMA
—
1957
Named in
—
Grass-green, emerald-green, blue-green, pale olive-green, brownish orange
Typical colors
—
Mn · As · O · H · Cl
Elements
—