Luster
Waxy, Silky, Resinous, Greasy
Adamantine
Pleochroism
-
None
Dispersion
0.010.04
0.005
1
👆🏻
Transparency
TranslucentHerve Nicolas Lazzarelli
Transparent, Translucent, Transparent to opaque
Refractive Index
1.530-1.5752.417-2.419
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
cubic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
TranslucentHerve Nicolas Lazzarelli
Transparent