Home
Gemstones


Sheen Obsidian and Pyrope Almandine Optical Properties


Pyrope Almandine and Sheen Obsidian Optical Properties


Optical Properties

Luster
Not Available   
Not Available   

Pleochroism
Not Available   
AbsentWalter Schumann   

Dispersion
Not Available   
0.02   
16

Transparency
Transparent, Translucent   
TransparentGemdat.org, Management Team (2012)   

Refractive Index
1.450-1.550   
1.73-1.77   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Not Available   

Birefringence
Not Available   
Not Available   

Clarity
Transparent   
TransparentGemdat.org   

Benefits >>
<< Physical Properties

Sheen Obsidian and Pyrope Almandine Optic Character

Sheen Obsidian and Pyrope Almandine optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Sheen Obsidian and Pyrope Almandine 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 Sheen Obsidian and Pyrope Almandine 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.

Compare Black Gemstones

Sheen Obsidian and Pyrope Almandine Transparency

Similar to their colors, Sheen Obsidian and Pyrope Almandine 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, Sheen Obsidian is Translucent and Transparent while Sheen Obsidian is Translucent and Transparent in appearance.

Black Gemstones

Black Gemstones


Compare Black Gemstones