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Zincite and Verdite Optical Properties


Verdite and Zincite Optical Properties


Optical Properties

Luster
Subadamantine, Resinous   
Vitreous, Silky   

Pleochroism
Very weak   
Extreme   

Dispersion
Not Available   
Not Available   

Transparency
TransparentRobert C. Kammerling, The Journal of Gemmology (1995) More from other references   
Translucent   

Refractive Index
2.013-2.029   
1.580   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c   

Birefringence
0.016   
Not Available   

Clarity
TransparentRobert C. Kammerling   
Translucent   

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Zincite and Verdite Optic Character

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

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Zincite and Verdite Transparency

Similar to their colors, Zincite and Verdite 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, Zincite is The Journal of Gemmology (1995) More from other references and TransparentRobert C. Kammerling while Zincite is The Journal of Gemmology (1995) More from other references and TransparentRobert C. Kammerling in appearance.

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