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Sapphirine
Sapphirine

Eosphorite
Eosphorite



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X
Sapphirine
X
Eosphorite

Sapphirine and Eosphorite Optical Properties

Optical Properties

Luster

-
Vitreous, Resinous

Pleochroism

-
Visible: X = yellow; Y = pink; Z = pale pink to colorless

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent
Transparent

Refractive Index

1.701-1.7241.639-1.672
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Orthorhombic

Birefringence

0.005-0.0070.029-0.032
0 0.296
👆🏻

Clarity

Transparent
Transparent

Sapphirine and Eosphorite Optic Character

Sapphirine and Eosphorite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Sapphirine and Eosphorite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Sapphirine and Eosphorite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Sapphirine and Eosphorite Transparency

Similar to their colors, Sapphirine and Eosphorite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Sapphirine is Transparent while Sapphirine is Transparent in appearance.