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Narsarsukite and Agate Optical Properties


Agate and Narsarsukite Optical Properties


Optical Properties

Luster
Vitreous, Pearly  
Vitreous  

Pleochroism
Weak; O = colorless to yellow; E = colorless to honey-yellow  
Absent  

Dispersion
0.02  
99+
0.01  
99+

Transparency
Transparent, Translucent  
Translucent  

Refractive Index
1.610-1.647  
1.530-1.543  

Optic Character
-  
-  

Crystal System
tetragonal  
Trigonal  

Birefringence
0.021  
0.004  

Clarity
Transparent  
Translucent  

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Narsarsukite and Agate Optic Character

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

Similar to their colors, Narsarsukite and Agate 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, Narsarsukite is Transparent and Translucent while Narsarsukite is Transparent and Translucent in appearance.

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