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Vesuvianite Idocrase and Hiddenite Optical Properties


Hiddenite and Vesuvianite Idocrase Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Not Available   
Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli   

Dispersion
0.02   
20
0.02   
22

Transparency
Transparent   
Transparent   

Refractive Index
1.700-1.725   
1.657-1.681   

Optic Character
Uniaxial/-   
Not Available   

Crystal System
Not Available   
monoclinic   

Birefringence
0.002-0.012   
0.014-0.016   

Clarity
Transparent   
TransparentUlrich Henn and Claudio C. Milisenda   

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Vesuvianite Idocrase and Hiddenite Optic Character

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

Similar to their colors, Vesuvianite Idocrase and Hiddenite 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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