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Williamsite and Jade Optical Properties


Jade and Williamsite Optical Properties


Optical Properties

Luster
Waxy, Silky, Resinous, Greasy   
Vitreous   

Pleochroism
Not Available   
AbsentWalter Schumann   

Dispersion
Not Available   
None   

Transparency
TranslucentHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)   
Translucent, Translucent to opaque   

Refractive Index
1.530-1.575   
1.600-1.688   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
monoclinic   

Birefringence
Not Available   
0.020-0.027   

Clarity
TranslucentHerve Nicolas Lazzarelli   
Translucent   

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Williamsite and Jade Optic Character

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

Similar to their colors, Williamsite and Jade 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 Blue Chart Gem Identification (2010) and TranslucentHerve Nicolas Lazzarelli while Williamsite is Blue Chart Gem Identification (2010) and TranslucentHerve Nicolas Lazzarelli in appearance.

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