1 Optical Properties
1.1 Luster
1.2 Pleochroism
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
AbsentWalter Schumann
1.3 Dispersion
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent
1.5 Refractive Index
1.650-1.6951.370-1.
1
3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
1.8 Birefringence
0.016Not Available
0
0.296
1.5 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent