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Vesuvianite
Vesuvianite

Morganite
Morganite



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Vesuvianite
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Morganite

Vesuvianite and Morganite Optical Properties

Optical Properties

Luster

Vitreous, Resinous
Vitreous

Pleochroism

slight in colored varieties
Distinct: pale pink bluish-pinkHerve Nicolas Lazzarelli

Dispersion

0.030.01
0.005 1
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Transparency

-
Transparent, Translucent, Transparent to translucent

Refractive Index

1.703-1.7521.573-1.600
1 3.25
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Optic Character

-
-

Crystal System

tetragonal
Hexagonal

Birefringence

0.004-0.0060.005-0.009
0 0.296
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Clarity

-
Transparent to translucent

Vesuvianite and Morganite Optic Character

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

Similar to their colors, Vesuvianite and Morganite 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, Vesuvianite is while Vesuvianite is in appearance.