Luster
Vitreous
Pearly, Greasy
Pleochroism
Strong in kunzite: α-purple
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.657-1.6811.571-1.597
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
monoclinic
-
Birefringence
0.014-0.018-9999
0
0.296
👆🏻
Clarity
-
Transparent