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Wulfenite
Wulfenite

Friedelite
Friedelite



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Wulfenite
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Friedelite

Wulfenite and Friedelite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Adamantine, Resinous
Weak
0.03
Transparent
2.280-2.405
-
tetragonal
0.122
Transparent
 
-
-
0.04
Translucent
1.627-1.663
-
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
0.032-0.035
Translucent

Wulfenite and Friedelite Optic Character

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

Wulfenite and Friedelite Transparency

Similar to their colors, Wulfenite and Friedelite 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, Wulfenite is Transparent while Wulfenite is Transparent in appearance.