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Kurnakovite
Kurnakovite

Opal
Opal



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Kurnakovite
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Opal

Kurnakovite and Opal Optical Properties

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Optical Properties

Luster

Vitreous
Vitreous, Pearly

Pleochroism

-
None

Dispersion

-0.01
0.005 1
👆🏻

Transparency

-
Transparent, Translucent, Transparent to translucent

Refractive Index

1.488-1.5251.37-1.52
1 3.25
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Optic Character

-
-

Crystal System

Triclinic
Trigonal

Birefringence

0.027-0.034-9999
0 0.296
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Clarity

-
Transparent

Kurnakovite and Opal Optic Character

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

Kurnakovite and Opal Transparency

Similar to their colors, Kurnakovite and Opal 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, Kurnakovite is while Kurnakovite is in appearance.