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Carnelian
Carnelian

Cacoxenite
Cacoxenite



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Carnelian
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Cacoxenite

Carnelian and Cacoxenite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Silky
1.2 Pleochroism
AbsentWalter Schumann
visible: O = Pale yellow E = Canary yellow to yellow orange
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Transparent to nearly opaque
Not Available
1.5 Refractive Index
1.535-1.5391.575-1.585
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Hexagonal
1.8 Birefringence
0.003-0.009Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
Not Available

Carnelian and Cacoxenite Optic Character

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

Similar to their colors, Carnelian and Cacoxenite 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.