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Shattuckite and Labradorite Optical Properties


Labradorite and Shattuckite Optical Properties


Optical Properties

Luster
Silky   
Vitreous, Pearly   

Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue   
From the Congo   

Dispersion
Not Available   
0.01   
28

Transparency
Translucent   
Transparent, Translucent, Transparent to translucent   

Refractive Index
1.752-1.815   
1.554-1.573   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Triclinic   

Birefringence
0.063   
0.008-0.010   

Clarity
Translucent   
Transparent   

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Shattuckite and Labradorite Optic Character

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

Similar to their colors, Shattuckite and Labradorite 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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