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Amethyst and Shattuckite Optical Properties


Shattuckite and Amethyst Optical Properties


Optical Properties

Luster
Vitreous   
Silky   

Pleochroism
None   
X = very pale blue; Y = pale blue; Z = deep blue   

Dispersion
0.01   
27
Not Available   

Transparency
Transparent, Transparent to translucent   
Translucent   

Refractive Index
1.544-1.553   
1.752-1.815   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
Orthorhombic   

Birefringence
0.009   
0.063   

Clarity
Transparent   
Translucent   

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Amethyst and Shattuckite Optic Character

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

Similar to their colors, Amethyst and Shattuckite 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, Amethyst is Transparent and Transparent to translucent while Amethyst is Transparent and Transparent to translucent in appearance.

Semi Precious

Semi Precious


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