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Eosphorite
Eosphorite

Vesuvianite Idocrase
Vesuvianite Idocrase



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Eosphorite
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Vesuvianite Idocrase

Eosphorite and Vesuvianite Idocrase Optical Properties

Optical Properties

Luster

Vitreous, Resinous
-

Pleochroism

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

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent
Transparent

Refractive Index

1.639-1.6721.700-1.725
1 3.25
👆🏻

Optic Character

-
Uniaxial/-

Crystal System

Orthorhombic
-

Birefringence

0.029-0.0320.002-0.012
0 0.296
👆🏻

Clarity

Transparent
Transparent

Eosphorite and Vesuvianite Idocrase Optic Character

Eosphorite and Vesuvianite Idocrase optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Eosphorite and Vesuvianite Idocrase 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 Vesuvianite Idocrase 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. Vesuvianite Idocrase has Uniaxial/- character.

Eosphorite and Vesuvianite Idocrase Transparency

Similar to their colors, Eosphorite and Vesuvianite Idocrase 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.