Luster
Waxy, Silky, Resinous, Greasy
Vitreous
Pleochroism
-
-
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
TranslucentHerve Nicolas Lazzarelli
Translucent, Translucent to opaque
Refractive Index
1.530-1.5751.522-1.530
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Triclinic
Birefringence
-99990.008-0.010
0
0.296
👆🏻
Clarity
TranslucentHerve Nicolas Lazzarelli
Translucent