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Narsarsukite
Narsarsukite

Chalcedony
Chalcedony



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Narsarsukite
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Chalcedony

Narsarsukite and Chalcedony Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Vitreous

Pleochroism

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

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent, Translucent
Translucent, Translucent to opaque

Refractive Index

1.610-1.6471.530-1.543
1 3.25
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Optic Character

-
-

Crystal System

tetragonal
Trigonal

Birefringence

0.0210.003-0.009
0 0.296
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Clarity

Transparent
Translucent

Narsarsukite and Chalcedony Optic Character

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

Narsarsukite and Chalcedony Transparency

Similar to their colors, Narsarsukite and Chalcedony 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.