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Turquoise and Californite Optical Properties


Californite and Turquoise Optical Properties


Optical Properties

Luster
Waxy   
Vitreous   

Pleochroism
Weak   
Weak; present colour lighter   

Dispersion
None   
Not Available   

Transparency
Translucent, Opaque   
TranslucentWalter Schumann, Gemstones of the world (2001)   

Refractive Index
1.610-1.650   
1.700-1.725   

Optic Character
Not Available   
Not Available   

Crystal System
Triclinic   
Not Available   

Birefringence
0.040   
0.001-0.012   

Clarity
Translucent   
TranslucentWalter Schumann   

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Turquoise and Californite Optic Character

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

Similar to their colors, Turquoise and Californite 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, Turquoise is Opaque and Translucent while Turquoise is Opaque and Translucent in appearance.

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Semi Precious


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