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Sardonyx
Sardonyx

Andradite Garnet
Andradite Garnet



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Sardonyx
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Andradite Garnet

Sardonyx and Andradite Garnet Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Adamantine
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Opaque, Transparent to opaque
1.5 Refractive Index
1.530-1.5431.888-1.889
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Isometric
1.8 Birefringence
0.008-0.010Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent to opaque

Sardonyx and Andradite Garnet Optic Character

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

Sardonyx and Andradite Garnet Transparency

Similar to their colors, Sardonyx and Andradite Garnet 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, Sardonyx is Translucent while Sardonyx is Translucent in appearance.