Optical Properties
Luster
Waxy
Vitreous
Pleochroism
Not Available
Visible: X = violet
Dispersion
Not Available
Not Available
Transparency
Translucent
Not Available
Refractive Index
1.530-1.543
1.494
Optic Character
Not Available
Not Available
Crystal System
Not Available
monoclinic
Birefringence
0.003-0.009
0.022
Clarity
Translucent
Not Available
