Pleochroism
Strong trichroism: colorless pink violetHerve Nicolas Lazzarelli
-
Transparency
Transparent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.657-1.681
1.432-1.436
Crystal System
monoclinic
cubic
Birefringence
0.014-0.016
-9999
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent