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Diaspore and Shattuckite Optical Properties


Shattuckite and Diaspore Optical Properties


Optical Properties

Luster
Pearly   
Silky   

Pleochroism
Strong   
X = very pale blue; Y = pale blue; Z = deep blue   

Dispersion
Not Available   
Not Available   

Transparency
Transparent   
Translucent   

Refractive Index
1.702-1.750   
1.752-1.815   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Orthorhombic   

Birefringence
0.048   
0.063   

Clarity
Transparent   
Translucent   

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Diaspore and Shattuckite Optic Character

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

Similar to their colors, Diaspore 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, Diaspore is Transparent while Diaspore is Transparent in appearance.

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Yellow Gemstones


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