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Idocrase
Idocrase

Narsarsukite
Narsarsukite



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Idocrase
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Narsarsukite

Idocrase and Narsarsukite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.02
-
1.67-1.76
-
tetragonal
-9999
-
 
Vitreous, Pearly
Weak; O = colorless to yellow; E = colorless to honey-yellow
0.02
Transparent, Translucent
1.610-1.647
-
tetragonal
0.021
Transparent

Idocrase and Narsarsukite Optic Character

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

Idocrase and Narsarsukite Transparency

Similar to their colors, Idocrase and Narsarsukite 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, Idocrase is while Idocrase is in appearance.