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Shigaite and Cuprite Optical Properties


Cuprite and Shigaite Optical Properties


Optical Properties

Luster
Vitreous   
Adamantine   

Pleochroism
Distinct   
visible   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
TranslucentWalter Schumann   

Refractive Index
1.546   
2.849   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
cubic   

Birefringence
Not Available   
Not Available   

Clarity
Not Available   
TranslucentWalter Schumann   

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Shigaite and Cuprite Optic Character

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

Similar to their colors, Shigaite and Cuprite 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, Shigaite is Not Available while Shigaite is Not Available in appearance.

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