Luster
Vitreous, Resinous, Pearly
Vitreous
Pleochroism
Weak
Pale green
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.518-1.5611.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.0250.014-0.032
0
0.296
👆🏻
Clarity
-
Transparent