Home
Gemstones


Tanzanite and Pyrope Almandine Optical Properties


Pyrope Almandine and Tanzanite Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
Present   
AbsentWalter Schumann   

Dispersion
0.03   
14
0.02   
16

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

Refractive Index
1.685-1.707   
1.73-1.77   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Not Available   

Birefringence
0.006-0.018   
Not Available   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
TransparentGemdat.org   

Benefits >>
<< Physical Properties

Tanzanite and Pyrope Almandine Optic Character

Tanzanite and Pyrope Almandine optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Tanzanite 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 Tanzanite 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 Semi Precious Gemstones

Tanzanite and Pyrope Almandine Transparency

Similar to their colors, Tanzanite 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, Tanzanite is Translucent, Transparent and Transparent to translucent while Tanzanite is Translucent, Transparent and Transparent to translucent in appearance.

Semi Precious

Semi Precious


Compare Semi Precious Gemstones