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Carnelian
Carnelian

Scheelite
Scheelite



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Carnelian
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Scheelite

Carnelian and Scheelite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Adamantine
1.2 Pleochroism
AbsentWalter Schumann
Definite dichoric in yellow (yellow to orange-brown)
1.3 Dispersion
None0.04
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Transparent to nearly opaque
Translucent, Transparent
1.5 Refractive Index
1.535-1.5391.918-1.936
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
tetragonal
1.8 Birefringence
0.003-0.0090.016
Achroite
0 0.296
1.9 Clarity
Translucent
Translucent

Carnelian and Scheelite Optic Character

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

Carnelian and Scheelite Transparency

Similar to their colors, Carnelian 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, Carnelian is Translucent and Transparent to nearly opaque while Carnelian is Translucent and Transparent to nearly opaque in appearance.