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Afghanite
Afghanite

Romanchite
Romanchite



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Afghanite
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Romanchite

Afghanite and Romanchite Optical Properties

Optical Properties

Luster

Vitreous
-

Pleochroism

-
-

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.523-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
-

Birefringence

0.006-9999
0 0.296
👆🏻

Clarity

Transparent
-

Afghanite and Romanchite Optic Character

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

Afghanite and Romanchite Transparency

Similar to their colors, Afghanite and Romanchite 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, Afghanite is Transparent while Afghanite is Transparent in appearance.