VS
Name
—
Zn₆Mn²⁺₉Sb⁵⁺₂O₁₂(SiO₄)₄
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Triclinic
Crystal system
—
4
Mohs hardness
—
5.02
Specific gravity
—
Very light brown
Streak
—
—
Luster
—
Perfect on {100}
Cleavage
—
P-1
Space group
—
Katoptrite
Structural group
—
Ytm · Grandfathered
IMA
—
1938
Named in
—
Clove-brown
Typical colors
—
Zn · Mn · Sb · O · Si
Elements
—