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Ulexite and Ammolite Optical Properties


Ammolite and Ulexite Optical Properties


Optical Properties

Luster
Not Available   
Silky, Vitreous   

Pleochroism
AbsentWalter Schumann   
None   

Dispersion
None   
Not Available   

Transparency
Transparent   
Not Available   

Refractive Index
1.491-1.520   
1.520-1.670   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Trigonal   

Birefringence
0.029   
0.135-0.145   

Clarity
Transparent   
Not Available   

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<< Physical Properties

Ulexite and Ammolite Optic Character

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

Similar to their colors, Ulexite and Ammolite 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, Ulexite is Transparent while Ulexite is Transparent in appearance.

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