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Yttrium Aluminium Garnet and Hiddenite Optical Properties


Hiddenite and Yttrium Aluminium Garnet Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

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

Dispersion
Not Available   
0.02   
22

Transparency
Gemmological Tables (2004)   
Transparent   

Refractive Index
1.833   
1.657-1.681   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
monoclinic   

Birefringence
Not Available   
0.014-0.016   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
TransparentUlrich Henn and Claudio C. Milisenda   

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Yttrium Aluminium Garnet and Hiddenite Optic Character

Yttrium Aluminium Garnet and Hiddenite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Yttrium Aluminium Garnet 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 Yttrium Aluminium Garnet 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.

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Yttrium Aluminium Garnet and Hiddenite Transparency

Similar to their colors, Yttrium Aluminium Garnet 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, Yttrium Aluminium Garnet is Gemmological Tables (2004) while Yttrium Aluminium Garnet is Gemmological Tables (2004) in appearance.

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