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Antigorite and Star Ruby Optical Properties


Star Ruby and Antigorite Optical Properties


Optical Properties

Luster
Waxy, Silky, Resinous, Greasy   
Not Available   

Pleochroism
pale greenish yellow.   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Translucent   
Transparent, Translucent   

Refractive Index
1.530-1.575   
1.757-1.780   

Optic Character
Not Available   
Not Available   

Crystal System
Monoclinic Domatic H-M Symbol (m) Space Group: Cm   
Not Available   

Birefringence
Not Available   
0.007-0.010   

Clarity
Translucent   
Transparent   

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Antigorite and Star Ruby Optic Character

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

Similar to their colors, Antigorite and Star Ruby 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, Antigorite is Translucent while Antigorite is Translucent in appearance.

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