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Fibrolite and Achroite Optical Properties


Achroite and Fibrolite Optical Properties


Optical Properties

Luster
Not Available   
Not Available   

Pleochroism
DistinctArthur Thomas   
Not Available   

Dispersion
0.02   
24
0.02   
22

Transparency
Transparent   
Transparent, Translucent   

Refractive Index
1.658-1.678   
1.614-1.666   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Not Available   

Birefringence
Not Available   
0.014-0.040   

Clarity
Transparent   
Transparent   

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<< Physical Properties

Fibrolite and Achroite Optic Character

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

Similar to their colors, Fibrolite and Achroite 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, Fibrolite is Transparent while Fibrolite is Transparent in appearance.

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