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Esperite and Diaspore Optical Properties


Diaspore and Esperite Optical Properties


Optical Properties

Luster
Vitreous   
Pearly   

Pleochroism
colorless.   
Strong   

Dispersion
Not Available   
Not Available   

Transparency
OpaqueAnthony et al, Opaque, Transparent   
Transparent   

Refractive Index
1.760-1.774   
1.702-1.750   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Orthorhombic   

Birefringence
0.012   
0.048   

Clarity
OpaqueAnthony et al   
Transparent   

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Esperite and Diaspore Optic Character

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

Similar to their colors, Esperite and Diaspore 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, Esperite is Opaque, OpaqueAnthony et al and Transparent while Esperite is Opaque, OpaqueAnthony et al and Transparent in appearance.

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