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Norbergite and Anglesite Optical Properties


Anglesite and Norbergite Optical Properties


Optical Properties

Luster
Vitreous   
Adamantine   

Pleochroism
Pale yellow very pale yellow colorlessAnthony et al   
NilArthur Thomas   

Dispersion
Not Available   
0.04   
10

Transparency
Transparent   
Transparent   

Refractive Index
1.563-1.593   
1.877-1.894   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Orthorhombic   

Birefringence
Not Available   
0.017   

Clarity
Transparent   
Transparent   

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Norbergite and Anglesite Optic Character

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

Similar to their colors, Norbergite and Anglesite 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, Norbergite is Transparent while Norbergite is Transparent in appearance.

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