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Andradite and Fluorite Optical Properties


Fluorite and Andradite Optical Properties


Optical Properties

Luster
Adamantine, Resinous   
Vitreous   

Pleochroism
Not Available   
AbsentWalter Schumann   

Dispersion
0.06   
7
0.01   
30

Transparency
Transparent   
Transparent, Translucent, Transparent to translucent   

Refractive Index
1.88-1.94   
1.432-1.436   

Optic Character
Not Available   
Not Available   

Crystal System
cubic   
cubic   

Birefringence
0.057   
Not Available   

Clarity
Transparent   
Transparent   

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Andradite and Fluorite Optic Character

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

Similar to their colors, Andradite 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, Andradite is Transparent while Andradite is Transparent in appearance.

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