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Zinnwaldite
Zinnwaldite

Kurnakovite
Kurnakovite



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Zinnwaldite
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Kurnakovite

Zinnwaldite and Kurnakovite Optical Properties

1 Optical Properties
1.1 Luster
Pearly, Vitreous
Vitreous
1.2 Pleochroism
Distinct
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Not Available
1.5 Refractive Index
1.565-1.6251.488-1.525
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Triclinic
1.8 Birefringence
0.040-0.0500.027-0.034
Achroite
0 0.296
1.9 Clarity
Not Available
Not Available

Zinnwaldite and Kurnakovite Optic Character

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

Similar to their colors, Zinnwaldite and Kurnakovite 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.