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Bixbite and Nuummite Optical Properties


Nuummite and Bixbite Optical Properties


Optical Properties

Luster
Not Available   
Not Available   

Pleochroism
Not Available   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Gemmological Tables (2004) More from other references   

Refractive Index
Not Available   
1.635-1.663   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
Not Available   

Birefringence
Not Available   
0.0170-0.230   

Clarity
Not Available   
Gemmological Tables (2004) More from other references   

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<< Physical Properties

Bixbite and Nuummite Optic Character

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

Similar to their colors, Bixbite and Nuummite 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, Bixbite is Not Available while Bixbite is Not Available in appearance.

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