1 Optical Properties
1.1 Luster
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
1.4 Transparency
TransparentUlrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
Translucent
1.5 Refractive Index
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: B2/b (pseudo-HEX)
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1
1.8 Birefringence
0.039Not Available
0
0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent