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Serandite and Jasper Optical Properties


Jasper and Serandite Optical Properties


Optical Properties

Luster
Vitreous, Silky, Greasy, Fibrous   
Vitreous   

Pleochroism
Not Available   
AbsentWalter Schumann   

Dispersion
Not Available   
None   

Transparency
Gemmological Tables (2004) More from other references   
Opaque   

Refractive Index
1.672-1.708   
1.540   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Trigonal   

Birefringence
0.036   
Not Available   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
OpaqueHerve Nicolas Lazzarelli   

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Serandite and Jasper Optic Character

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

Similar to their colors, Serandite and Jasper 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, Serandite is Gemmological Tables (2004) More from other references while Serandite is Gemmological Tables (2004) More from other references in appearance.

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