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Violane
Violane

Petoskey Stone
Petoskey Stone



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Violane
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Petoskey Stone

Violane and Petoskey Stone Optical Properties

Optical Properties

Luster

-
-

Pleochroism

-
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

Translucent
-

Refractive Index

1.668-1.703-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

0.024-0.030-9999
0 0.296
👆🏻

Clarity

Translucent
-

Violane and Petoskey Stone Optic Character

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

Violane and Petoskey Stone Transparency

Similar to their colors, Violane and Petoskey Stone 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, Violane is Translucent while Violane is Translucent in appearance.