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Cassiterite and Scorzalite Optical Properties


Scorzalite and Cassiterite Optical Properties


Optical Properties

Luster
Adamantine, Greasy   
Not Available   

Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow   
Colorless blueAnthony et al   

Dispersion
0.07   
6
Not Available   

Transparency
Transparent, Translucent   
Gemmological Tables (2004) More from other references   

Refractive Index
1.990-2.105   
1.639-1.680   

Optic Character
Not Available   
Not Available   

Crystal System
tetragonal   
Not Available   

Birefringence
0.096-0.098   
0.041   

Clarity
Transparent   
TransparentUlrich Henn and Claudio C. Milisenda   

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Cassiterite and Scorzalite Optic Character

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

Similar to their colors, Cassiterite and Scorzalite 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, Cassiterite is Translucent and Transparent while Cassiterite is Translucent and Transparent in appearance.

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