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Carnelian
Carnelian

Labradorite
Labradorite



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Carnelian
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Labradorite

Carnelian and Labradorite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Pearly
1.2 Pleochroism
AbsentWalter Schumann
From the Congo
1.3 Dispersion
None0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Transparent to nearly opaque
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.535-1.5391.554-1.573
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Triclinic
1.8 Birefringence
0.003-0.0090.008-0.010
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Carnelian and Labradorite Optic Character

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

Similar to their colors, Carnelian and Labradorite 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.