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Hessonite Garnet and Danburite Optical Properties


Danburite and Hessonite Garnet Optical Properties


Optical Properties

Luster
Not Available   
Vitreous, Greasy   

Pleochroism
Not Available   
Weak: pale yellow yellow   

Dispersion
Not Available   
0.02   
22

Transparency
Not Available   
Gemmological Tables (2004) More from other references   

Refractive Index
1.72-1.75   
1.627-1.639   

Optic Character
Not Available   
Biaxial/+   

Crystal System
Isometric   
Orthorhombic   

Birefringence
Not Available   
0.006   

Clarity
Color grading system   
TransparentUlrich Henn and Claudio C. Milisenda   

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<< Physical Properties

Hessonite Garnet and Danburite Optic Character

Hessonite Garnet and Danburite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Hessonite Garnet and Danburite 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 Hessonite Garnet and Danburite 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. Danburite has Biaxial/+ character.

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Hessonite Garnet and Danburite Transparency

Similar to their colors, Hessonite Garnet and Danburite 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, Hessonite Garnet is Not Available while Hessonite Garnet is Not Available in appearance.

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