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Vesuvianite
Vesuvianite

Marialite
Marialite



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Vesuvianite
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Marialite

Vesuvianite and Marialite Optical Properties

Optical Properties

Luster

Vitreous, Resinous
Vitreous, Pearly, Resinous

Pleochroism

slight in colored varieties
-

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
Transparent, Translucent

Refractive Index

1.703-1.7521.540-1.550
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
tetragonal

Birefringence

0.004-0.0060.004-0.008
0 0.296
👆🏻

Clarity

-
Transparent

Vesuvianite and Marialite Optic Character

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

Similar to their colors, Vesuvianite and Marialite 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.