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Zinnwaldite
Zinnwaldite

Charoite
Charoite



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Zinnwaldite
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Charoite

Zinnwaldite and Charoite Optical Properties

1 Optical Properties
1.1 Luster
Pearly, Vitreous
Pearly, Fibrous, Chatoyant
1.2 Pleochroism
Distinct
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Translucent
1.5 Refractive Index
1.565-1.6251.545-1.560
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Triclinic
1.8 Birefringence
0.040-0.0500.009
Achroite
0 0.296
1.9 Clarity
Not Available
Translucent

Zinnwaldite and Charoite Optic Character

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

Zinnwaldite and Charoite Transparency

Similar to their colors, Zinnwaldite 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, Zinnwaldite is Not Available while Zinnwaldite is Not Available in appearance.