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Snowflake Obsidian and Dravite Optical Properties


Dravite and Snowflake Obsidian Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Not Available   
Very strong: pale yellow colorless   

Dispersion
Not Available   
0.02   
22

Transparency
Transparent, Translucent   
Transparent   

Refractive Index
1.450-1.550   
1.614-1.666   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m   

Birefringence
Not Available   
0.014-0.032   

Clarity
Transparent   
Transparent   

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Snowflake Obsidian and Dravite Optic Character

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

Similar to their colors, Snowflake Obsidian and Dravite 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, Snowflake Obsidian is Translucent and Transparent while Snowflake Obsidian is Translucent and Transparent in appearance.

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