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Violane
Violane

Powellite
Powellite



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Violane
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Powellite

Violane and Powellite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Greasy, Subadamantine
1.2 Pleochroism
Not Available
In deeply colored specimens: blue greenAnthony et al
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent
1.5 Refractive Index
1.668-1.7031.974-1.984
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
0.024-0.030Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Violane and Powellite Optic Character

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

Similar to their colors, Violane and Powellite 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.