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Caledonite
Caledonite

Charoite
Charoite



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Caledonite
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Charoite

Caledonite and Charoite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Pearly, Fibrous, Chatoyant
1.2 Pleochroism
Weak
NilArthur Thomas
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent
Translucent
1.5 Refractive Index
1.818-1.909
1.545-1.560
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Triclinic
1.8 Birefringence
0.091
0.009
1.9 Clarity
Transparent
Translucent

Caledonite and Charoite Optic Character

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

Caledonite and Charoite Transparency

Similar to their colors, Caledonite and Charoite 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, Caledonite is Transparent while Caledonite is Transparent in appearance.