Williamsite and Fluorite Optical Properties

Williamsite

Fluorite

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Optical Properties

Luster

Waxy, Silky, Resinous, Greasy

Vitreous

Pleochroism

Dispersion

0.030.01

0.005 1

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Transparency

TranslucentHerve Nicolas Lazzarelli

Transparent, Translucent, Transparent to translucent

Refractive Index

1.530-1.5751.432-1.436

1 3.25

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Optic Character

Crystal System

cubic

Birefringence

-9999-9999

0 0.296

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Clarity

TranslucentHerve Nicolas Lazzarelli

Transparent

Williamsite and Fluorite Optic Character

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

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Williamsite and Fluorite Transparency

Similar to their colors, Williamsite and Fluorite 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, Williamsite is TranslucentHerve Nicolas Lazzarelli while Williamsite is TranslucentHerve Nicolas Lazzarelli in appearance.