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Boulder Opal and Goshenite Optical Properties


Goshenite and Boulder Opal Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
AbsentWalter Schumann   
Not Available   

Dispersion
None   
0.01   
26

Transparency
Transparent, Translucent   
Transparent   

Refractive Index
1.370-1.470   
1.562-1.615   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Hexagonal   

Birefringence
Not Available   
0.003-0.010   

Clarity
Transparent   
Transparent   

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<< Physical Properties

Boulder Opal and Goshenite Optic Character

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

Similar to their colors, Boulder Opal and Goshenite 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, Boulder Opal is Translucent and Transparent while Boulder Opal is Translucent and Transparent in appearance.

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