Home
Gemstones


Idocrase and Ruby Optical Properties


Ruby and Idocrase Optical Properties


Optical Properties

Luster
Not Available   
Vitreous, Adamantine, Vitreous, Adamantine   

Pleochroism
Not Available   
Strong: purplish-red   

Dispersion
Not Available   
0.02   
21

Transparency
Not Available   
Transparent, Translucent, Transparent to opaque   

Refractive Index
1.67-1.76   
1.762-1.778   

Optic Character
Not Available   
Not Available   

Crystal System
tetragonal   
Trigonal   

Birefringence
Not Available   
0.008   

Clarity
Color grading system   
Transparent   

Benefits >>
<< Physical Properties

Idocrase and Ruby Optic Character

Idocrase and Ruby optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Idocrase and Ruby 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 Idocrase and Ruby 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 Blue Gemstones

Idocrase and Ruby Transparency

Similar to their colors, Idocrase and Ruby 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, Idocrase is Not Available while Idocrase is Not Available in appearance.

Blue Gemstones

Blue Gemstones


Compare Blue Gemstones