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Chrysoprase and Adamite Optical Properties


Adamite and Chrysoprase Optical Properties


Optical Properties

Luster
Vitreous, Vitreous, Waxy   
Vitreous   

Pleochroism
AbsentWalter Schumann   
NilArthur Thomas   

Dispersion
None   
Not Available   

Transparency
Translucent, Translucent, Opaque, Translucent to nearly opaque   
Transparent   

Refractive Index
1.530-1.543   
1.708-1.722   

Optic Character
Not Available   
Biaxial/+   

Crystal System
Trigonal   
Orthorhombic   

Birefringence
0.004   
0.031-0.050   

Clarity
Translucent   
Transparent   

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Chrysoprase and Adamite Optic Character

Chrysoprase and Adamite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Chrysoprase and Adamite 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 Chrysoprase and Adamite 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. Adamite has Biaxial/+ character.

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Chrysoprase and Adamite Transparency

Similar to their colors, Chrysoprase and Adamite 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, Chrysoprase is Opaque, Translucent, Translucent and Translucent to nearly opaque while Chrysoprase is Opaque, Translucent, Translucent and Translucent to nearly opaque in appearance.

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