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Eosphorite
Eosphorite

Prasiolite
Prasiolite



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Eosphorite
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Prasiolite

Eosphorite and Prasiolite Optical Properties

Optical Properties

Luster

Vitreous, Resinous
Vitreous

Pleochroism

Visible: X = yellow; Y = pink; Z = pale pink to colorless
Very weak: light green pale greenWalter Schumann

Dispersion

0.010.01
0.005 1
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Transparency

Transparent
Transparent, Translucent

Refractive Index

1.639-1.6721.544-1.553
1 3.25
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Optic Character

-
-

Crystal System

Orthorhombic
Trigonal

Birefringence

0.029-0.0320.009
0 0.296
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Clarity

Transparent
Transparent

Eosphorite and Prasiolite Optic Character

Eosphorite and Prasiolite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Eosphorite and Prasiolite 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 Eosphorite and Prasiolite 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.

Eosphorite and Prasiolite Transparency

Similar to their colors, Eosphorite and Prasiolite 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, Eosphorite is Transparent while Eosphorite is Transparent in appearance.