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Creedite and Schorl Optical Properties


Schorl and Creedite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Not Available   
Very strong: yellow-brown pale yellow   

Dispersion
Not Available   
Not Available   

Transparency
Transparent, Translucent   
Transparent, Translucent   

Refractive Index
1.461-1.485   
1.635-1.672   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Not Available   

Birefringence
0.024   
0.025   

Clarity
Transparent   
Transparent   

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<< Physical Properties

Creedite and Schorl Optic Character

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

Similar to their colors, Creedite and Schorl 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, Creedite is Translucent and Transparent while Creedite is Translucent and Transparent in appearance.

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