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Umbalite and Ajoite Optical Properties


Ajoite and Umbalite Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Not Available   
X: very light bluish green; Y and Z: brilliant bluish green   

Dispersion
0.02   
16
Not Available   

Transparency
TransparentGemdat.org, Management Team (2012)   
Not Available   

Refractive Index
1.730-1.820   
1.550   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Triclinic   

Birefringence
Not Available   
0.091   

Clarity
TransparentGemdat.org   
Not Available   

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Umbalite and Ajoite Optic Character

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

Similar to their colors, Umbalite and Ajoite 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, Umbalite is Management Team (2012) and TransparentGemdat.org while Umbalite is Management Team (2012) and TransparentGemdat.org in appearance.

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