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Scheelite and Wavellite Optical Properties


Wavellite and Scheelite Optical Properties


Optical Properties

Luster
Vitreous, Adamantine  
Vitreous, Resinous, Pearly  

Pleochroism
Definite dichoric in yellow (yellow to orange-brown)  
Weak  

Dispersion
0.04  
36
0.02  
99+

Transparency
Translucent, Transparent  
-  

Refractive Index
1.918-1.936  
1.518-1.561  

Optic Character
-  
-  

Crystal System
tetragonal  
Orthorhombic  

Birefringence
0.016  
0.025  

Clarity
Translucent  
-  

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Scheelite and Wavellite Optic Character

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

Similar to their colors, Scheelite and Wavellite 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, Scheelite is Translucent and Transparent while Scheelite is Translucent and Transparent in appearance.

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Yellow Gemstones


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