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Powellite
Powellite

Lemon quartz
Lemon quartz



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Powellite
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Lemon quartz

Powellite and Lemon quartz Optical Properties

Optical Properties

Luster

Greasy, Subadamantine
-

Pleochroism

In deeply colored specimens: blue greenAnthony et al
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Dispersion

0.030.01
0.005 1
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Transparency

Transparent
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Refractive Index

1.974-1.984-9999
1 3.25
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Optic Character

-
-

Crystal System

-
-

Birefringence

-9999-9999
0 0.296
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Clarity

Transparent
-

Powellite and Lemon quartz Optic Character

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

Similar to their colors, Powellite and Lemon quartz 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 Transparent while Powellite is Transparent in appearance.