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Shattuckite and Elbaite Optical Properties


Elbaite and Shattuckite Optical Properties


Optical Properties

Luster
Silky   
Vitreous   

Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue   
Pale green   

Dispersion
Not Available   
0.02   
22

Transparency
Translucent   
Transparent   

Refractive Index
1.752-1.815   
1.614-1.666   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Trigonal   

Birefringence
0.063   
0.014-0.032   

Clarity
Translucent   
Transparent   

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Shattuckite and Elbaite Optic Character

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

Similar to their colors, Shattuckite and Elbaite 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, Shattuckite is Translucent while Shattuckite is Translucent in appearance.

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