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Hiddenite and Pyrope Almandine Optical Properties


Pyrope Almandine and Hiddenite Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli   
AbsentWalter Schumann   

Dispersion
0.02   
22
0.02   
16

Transparency
Transparent   
TransparentGemdat.org, Management Team (2012)   

Refractive Index
1.657-1.681   
1.73-1.77   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Not Available   

Birefringence
0.014-0.016   
Not Available   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
TransparentGemdat.org   

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Hiddenite and Pyrope Almandine Optic Character

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

Similar to their colors, Hiddenite and Pyrope Almandine 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, Hiddenite is Transparent while Hiddenite is Transparent in appearance.

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