Home
Gemstones


Marble and Iolite Optical Properties


Iolite and Marble Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Not Available   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Transparent, Translucent, Transparent to translucent   

Refractive Index
Not Available   
1.52-1.56   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Orthorhombic   

Birefringence
Not Available   
Not Available   

Clarity
Not Available   
Transparent to translucent   

Benefits >>
<< Physical Properties

Marble and Iolite Optic Character

Marble and Iolite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Marble and Iolite 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 Marble and Iolite 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 Green Gemstones

Marble and Iolite Transparency

Similar to their colors, Marble and Iolite 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, Marble is Not Available while Marble is Not Available in appearance.

Green Gemstones

Green Gemstones


Compare Green Gemstones