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Scapolite and Coral Optical Properties


Coral and Scapolite Optical Properties


Optical Properties

Luster
Not Available   
Not Available   

Pleochroism
Not Available   
AbsentWalter Schumann   

Dispersion
0.02   
22
None   

Transparency
Gemmological Tables (2004) More from other references   
Translucent   

Refractive Index
1.540-1.579   
1.486-1.658   

Optic Character
Not Available   
Not Available   

Crystal System
tetragonal   
Trigonal   

Birefringence
0.006-0.037   
0.160-0.172   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Translucent   

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Scapolite and Coral Optic Character

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

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

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