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Vishnevite
Vishnevite

Amazonite
Amazonite



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Vishnevite
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Amazonite

Vishnevite and Amazonite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous
1.2 Pleochroism
Not Available
WeakMichael O’Donoghue
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Translucent, Translucent to opaque
1.5 Refractive Index
1.490-1.5071.522-1.530
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Triclinic
1.2 Birefringence
0.002-0.0120.008-0.010
Achroite
0 0.296
2.5 Clarity
Not Available
Translucent

Vishnevite and Amazonite Optic Character

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

Vishnevite and Amazonite Transparency

Similar to their colors, Vishnevite and Amazonite 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, Vishnevite is Not Available while Vishnevite is Not Available in appearance.