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Elbaite
Elbaite

Williamsite
Williamsite



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Elbaite
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Williamsite

Elbaite and Williamsite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Pale green
0.02
Transparent
1.614-1.666
-
Trigonal
0.014-0.032
Transparent
 
Waxy, Silky, Resinous, Greasy
-
0.03
TranslucentHerve Nicolas Lazzarelli
1.530-1.575
-
-
-9999
TranslucentHerve Nicolas Lazzarelli

Elbaite and Williamsite Optic Character

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

Elbaite and Williamsite Transparency

Similar to their colors, Elbaite and Williamsite 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, Elbaite is while Elbaite is in appearance.