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Zinnwaldite
Zinnwaldite

Emerald
Emerald



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Zinnwaldite
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Emerald

Zinnwaldite and Emerald Optical Properties

1 Optical Properties
1.1 Luster
Pearly, Vitreous
Vitreous
1.2 Pleochroism
Distinct
Strong dichroism: yellow green Lazzarelli
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.565-1.6251.565-1.602
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Hexagonal
1.8 Birefringence
0.040-0.0500.0040-0.0070
Achroite
0 0.296
1.9 Clarity
Not Available
Color grading system

Zinnwaldite and Emerald Optic Character

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

Similar to their colors, Zinnwaldite and Emerald 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.