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Crocoite and Spodumene Optical Properties


Spodumene and Crocoite Optical Properties


Optical Properties

Luster
Adamantine   
Vitreous   

Pleochroism
Distinctly trichroic   
Strong in kunzite: α-purple   

Dispersion
Not Available   
0.02   
22

Transparency
Transparent   
Transparent   

Refractive Index
2.31-2.66   
1.657-1.681   

Optic Character
Not Available   
Not Available   

Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n   
monoclinic   

Birefringence
Not Available   
0.014-0.018   

Clarity
Transparent   
Gems   

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Crocoite and Spodumene Optic Character

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

Similar to their colors, Crocoite and Spodumene 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, Crocoite is Transparent while Crocoite is Transparent in appearance.

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