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Powellite
Powellite

Fancy Diamond
Fancy Diamond



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Powellite
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Fancy Diamond

Powellite and Fancy Diamond Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Greasy, Subadamantine
In deeply colored specimens: blue greenAnthony et al
0.03
Transparent
1.974-1.984
-
-
-9999
Transparent
 
-
-
0.04
-
2.42
-
cubic
-9999
-

Powellite and Fancy Diamond Optic Character

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

Powellite and Fancy Diamond Transparency

Similar to their colors, Powellite and Fancy Diamond 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, Powellite is while Powellite is in appearance.