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Poldervaartite
Poldervaartite

Vanadinite
Vanadinite



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Poldervaartite
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Vanadinite

Poldervaartite and Vanadinite Optical Properties

Optical Properties

Luster

Vitreous
Resinous

Pleochroism

Weak: colorless light gray bluish grayAnthony et al
-

Dispersion

0.030.15
0.005 1
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Transparency

Transparent
-

Refractive Index

1.634-1.6562.416
1 3.25
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Optic Character

-
-

Crystal System

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Hexagonal

Birefringence

-99990.066
0 0.296
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Clarity

Transparent
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Poldervaartite and Vanadinite Optic Character

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

Poldervaartite and Vanadinite Transparency

Similar to their colors, Poldervaartite and Vanadinite 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, Poldervaartite is Transparent while Poldervaartite is Transparent in appearance.