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Rubellite and Azurmalachite Optical Properties


Azurmalachite and Rubellite Optical Properties


Optical Properties

Luster
Not Available   
Vitreous, Silky   

Pleochroism
Strong: dark red pinkish-redHerve Nicolas Lazzarelli   
AbsentWalter Schumann   

Dispersion
0.02   
22
Not Available   

Transparency
Transparent, Translucent   
Translucent   

Refractive Index
1.614-1.666   
1.655-1.909   

Optic Character
Not Available   
Biaxial/+   

Crystal System
Not Available   
monoclinic   

Birefringence
0.014-0.040   
0.108-0.254   

Clarity
Transparent   
Translucent   

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Rubellite and Azurmalachite Optic Character

Rubellite and Azurmalachite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Rubellite and Azurmalachite 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 Rubellite and Azurmalachite 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. Azurmalachite has Biaxial/+ character.

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Rubellite and Azurmalachite Transparency

Similar to their colors, Rubellite and Azurmalachite 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, Rubellite is Translucent and Transparent while Rubellite is Translucent and Transparent in appearance.

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