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Augelite and Fluorite Optical Properties


Fluorite and Augelite Optical Properties


Optical Properties

Luster
Pearly   
Vitreous   

Pleochroism
NilArthur Thomas   
AbsentWalter Schumann   

Dispersion
Not Available   
0.01   
30

Transparency
Gemmological Tables (2004) More from other references   
Transparent, Translucent, Transparent to translucent   

Refractive Index
1.570-1.591   
1.432-1.436   

Optic Character
Not Available   
Not Available   

Crystal System
  
cubic   

Birefringence
0.020-0.021   
Not Available   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Transparent   

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Augelite and Fluorite Optic Character

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

Similar to their colors, Augelite and Fluorite 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, Augelite is Gemmological Tables (2004) More from other references while Augelite is Gemmological Tables (2004) More from other references in appearance.

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