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Albite and Sanidine Optical Properties


Sanidine and Albite Optical Properties


Optical Properties

Luster
Vitreous, Pearly   
Not Available   

Pleochroism
colorless.   
WeakMichael O’Donoghue   

Dispersion
1.00   
1
Not Available   

Transparency
Transparent, Translucent   
Transparent   

Refractive Index
1.525-1.542   
1.518-1.536   

Optic Character
Not Available   
Not Available   

Crystal System
Triclinic   
Not Available   

Birefringence
0.008-0.011   
0.005-0.008   

Clarity
Transparent   
Transparent   

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Albite and Sanidine Optic Character

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

Similar to their colors, Albite and Sanidine 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, Albite is Translucent and Transparent while Albite is Translucent and Transparent in appearance.

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