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Achroite
Achroite

Narsarsukite
Narsarsukite



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Achroite
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Narsarsukite

Achroite and Narsarsukite Optical Properties

Optical Properties

Luster

-
Vitreous, Pearly

Pleochroism

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

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent, Translucent

Refractive Index

1.614-1.6661.610-1.647
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
tetragonal

Birefringence

0.014-0.0400.021
0 0.296
👆🏻

Clarity

Transparent
Transparent

Achroite and Narsarsukite Optic Character

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

Achroite and Narsarsukite Transparency

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