Home
Gemstones


Scheelite and Poudretteite Optical Properties


Poudretteite and Scheelite Optical Properties


Optical Properties

Luster
Vitreous, Adamantine  
Vitreous  

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

Dispersion
0.04  
36
0.02  
99+

Transparency
Translucent, Transparent  
-  

Refractive Index
1.918-1.936  
1.511-1.532  

Optic Character
-  
-  

Crystal System
tetragonal  
Hexagonal  

Birefringence
0.016  
0.021  

Clarity
Translucent  
TransparentUlrich Henn and Claudio C. Milisenda  

Benefits >>
<< Physical Properties

Scheelite and Poudretteite Optic Character

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

Compare Yellow Gemstones

Scheelite and Poudretteite Transparency

Similar to their colors, Scheelite and Poudretteite 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.

Yellow Gemstones

Yellow Gemstones


Compare Yellow Gemstones