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Narsarsukite and Chrysocolla Optical Properties


Chrysocolla and Narsarsukite Optical Properties


Optical Properties

Luster
Vitreous, Pearly   
Vitreous, Greasy   

Pleochroism
Weak; O = colorless to yellow; E = colorless to honey-yellow   
AbsentWalter Schumann   

Dispersion
Not Available   
None   

Transparency
Transparent, Translucent   
Opaque   

Refractive Index
1.610-1.647   
1.460-1.570   

Optic Character
Not Available   
Not Available   

Crystal System
tetragonal   
monoclinic   

Birefringence
0.021   
0.023-0.050   

Clarity
Transparent   
Gemmological Tables (2004) More from other references   

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Narsarsukite and Chrysocolla Optic Character

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

Similar to their colors, Narsarsukite and Chrysocolla 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, Narsarsukite is Translucent and Transparent while Narsarsukite is Translucent and Transparent in appearance.

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