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Jeremejevite and Common Opal Optical Properties


Common Opal and Jeremejevite Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
Colorless   
AbsentWalter Schumann   

Dispersion
Not Available   
None   

Transparency
Gemmological Tables (2004) More from other references   
Translucent   

Refractive Index
1.638-1.650   
1.37-1.52   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
Not Available   

Birefringence
0.0130   
Not Available   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Translucent   

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Jeremejevite and Common Opal Optic Character

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

Similar to their colors, Jeremejevite and Common Opal 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, Jeremejevite is Gemmological Tables (2004) More from other references while Jeremejevite is Gemmological Tables (2004) More from other references in appearance.

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