Luster
Pleochroism
Dispersion
Transparency
Refractive Index
Optic Character
Crystal System
Birefringence
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Monoclinic Prismatic H-M Symbol (2/m) Space Group: B2/b (pseudo-HEX)
TransparentUlrich Henn and Claudio C. Milisenda
Visible: X = yellow; Y = pink; Z = pale pink to colorless