Home
Gemstones


Titanite and Tanzanite Optical Properties


Tanzanite and Titanite Optical Properties


Optical Properties

Luster
Subadamantine, Resinous   
Vitreous   

Pleochroism
Strong: X = nearly colorless; Y = yellow to green; Z = red to yellow-orange   
Present   

Dispersion
Not Available   
0.03   
14

Transparency
Not Available   
Transparent, Translucent, Transparent to translucent   

Refractive Index
1.885-1.990   
1.685-1.707   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Orthorhombic   

Birefringence
0.105-0.135   
0.006-0.018   

Clarity
Not Available   
TransparentUlrich Henn and Claudio C. Milisenda   

Benefits >>
<< Physical Properties

Titanite and Tanzanite Optic Character

Titanite and Tanzanite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Titanite and Tanzanite 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 Titanite and Tanzanite 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

Titanite and Tanzanite Transparency

Similar to their colors, Titanite and Tanzanite 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, Titanite is Not Available while Titanite is Not Available in appearance.

Green Gemstones

Green Gemstones


Compare Green Gemstones