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Edenite and Franklinite Optical Properties


Franklinite and Edenite Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
Distinct   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Translucent   

Refractive Index
1.606-1.649   
Not Available   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m   

Birefringence
Not Available   
Not Available   

Clarity
Not Available   
Translucent   

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<< Physical Properties

Edenite and Franklinite Optic Character

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

Similar to their colors, Edenite and Franklinite 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, Edenite is Not Available while Edenite is Not Available in appearance.

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