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Vesuvianite Idocrase and Scheelite Optical Properties


Scheelite and Vesuvianite Idocrase Optical Properties


Optical Properties

Luster
Not Available   
Vitreous, Adamantine   

Pleochroism
Not Available   
Definite dichoric in yellow (yellow to orange-brown)   

Dispersion
0.02   
20
0.04   
12

Transparency
Transparent   
Translucent, Transparent   

Refractive Index
1.700-1.725   
1.918-1.936   

Optic Character
Uniaxial/-   
Not Available   

Crystal System
Not Available   
tetragonal   

Birefringence
0.002-0.012   
0.016   

Clarity
Transparent   
Translucent   

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Vesuvianite Idocrase and Scheelite Optic Character

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

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Vesuvianite Idocrase and Scheelite Transparency

Similar to their colors, Vesuvianite Idocrase and Scheelite 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 Idocrase is Transparent while Vesuvianite Idocrase is Transparent in appearance.

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