Luster
Vitreous
Waxy, Silky, Resinous, Greasy
Pleochroism
Distinct: pale pink bluish-pinkHerve Nicolas Lazzarelli
-
Dispersion
0.010.03
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
TranslucentHerve Nicolas Lazzarelli
Refractive Index
1.573-1.6001.530-1.575
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
-
Birefringence
0.005-0.009-9999
0
0.296
👆🏻
Clarity
Transparent to translucent
TranslucentHerve Nicolas Lazzarelli