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Sapphirine
Sapphirine

Eosphorite
Eosphorite



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X
Sapphirine
X
Eosphorite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.02
Transparent
1.701-1.724
-
-
0.005-0.007
Transparent
 
Vitreous, Resinous
Visible: X = yellow; Y = pink; Z = pale pink to colorless
0.01
Transparent
1.639-1.672
-
Orthorhombic
0.029-0.032
Transparent