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Grossular and Hexagonite Optical Properties


Hexagonite and Grossular Optical Properties


Optical Properties

Luster
Greasy, Vitreous   
Vitreous   

Pleochroism
None   
bluish–red   

Dispersion
0.02   
18
Not Available   

Transparency
Gemmological Tables (2004) More from other references   
Transparent   

Refractive Index
1.730-1.760   
1.599-1.637   

Optic Character
Not Available   
Not Available   

Crystal System
cubic   
Not Available   

Birefringence
0.020   
0.019-0.028   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Transparent   

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Grossular and Hexagonite Optic Character

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

Similar to their colors, Grossular and Hexagonite 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, Grossular is Gemmological Tables (2004) More from other references while Grossular is Gemmological Tables (2004) More from other references in appearance.

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