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Prasiolite
Prasiolite

Scheelite
Scheelite



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Prasiolite
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Scheelite

Prasiolite and Scheelite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Adamantine

Pleochroism

Very weak: light green pale greenWalter Schumann
Definite dichoric in yellow (yellow to orange-brown)

Dispersion

0.010.04
0.005 1
👆🏻

Transparency

Transparent, Translucent
Translucent, Transparent

Refractive Index

1.544-1.5531.918-1.936
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
tetragonal

Birefringence

0.0090.016
0 0.296
👆🏻

Clarity

Transparent
Translucent

Prasiolite and Scheelite Optic Character

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

Prasiolite and Scheelite Transparency

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