Optical Properties
Luster
Not Available
Vitreous, Pearly
Pleochroism
WeakMichael OâDonoghue
Visible: X=Z= colorless Y= blue
Dispersion
Not Available
Not Available
Transparency
Transparent
Not Available
Refractive Index
1.518-1.536
1.542
Optic Character
Not Available
Not Available
Crystal System
Not Available
Orthorhombic
Birefringence
0.005-0.008
0.009
Clarity
Transparent
Not Available
