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Vanadinite
Vanadinite

Prasiolite
Prasiolite



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Vanadinite
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Prasiolite

Vanadinite and Prasiolite Optical Properties

Optical Properties

Luster

Resinous
Vitreous

Pleochroism

-
Very weak: light green pale greenWalter Schumann

Dispersion

0.150.01
0.005 1
👆🏻

Transparency

-
Transparent, Translucent

Refractive Index

2.4161.544-1.553
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Trigonal

Birefringence

0.0660.009
0 0.296
👆🏻

Clarity

-
Transparent

Vanadinite and Prasiolite Optic Character

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

Vanadinite and Prasiolite Transparency

Similar to their colors, Vanadinite 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, Vanadinite is while Vanadinite is in appearance.