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Mottramite and Morganite Optical Properties


Morganite and Mottramite Optical Properties


Optical Properties

Luster
Greasy  
Vitreous  

Pleochroism
Visible X=Y= canary yellow to greenish yellow  
Distinct: pale pink bluish-pinkHerve Nicolas Lazzarelli  

Dispersion
0.04  
36
0.01  
99+

Transparency
-  
Transparent, Translucent, Transparent to translucent  

Refractive Index
2.170  
1.573-1.600  

Optic Character
-  
-  

Crystal System
Orthorhombic  
Hexagonal  

Birefringence
0.150  
0.005-0.009  

Clarity
-  
Transparent to translucent  

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Mottramite and Morganite Optic Character

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

Similar to their colors, Mottramite and Morganite 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, Mottramite is while Mottramite is in appearance.

Brown Gemstones

Brown Gemstones


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