×

Andalusite
Andalusite

Padparadscha
Padparadscha



ADD
Compare
X
Andalusite
X
Padparadscha

Andalusite and Padparadscha Optical Properties

Optical Properties

Luster

Vitreous, Greasy
-

Pleochroism

strongly trichroic
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent, Translucent

Refractive Index

1.627-1.6501.757-1.780
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.009-0.0100.007-0.010
0 0.296
👆🏻

Clarity

Transparent
Transparent

Andalusite and Padparadscha Optic Character

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

Andalusite and Padparadscha Transparency

Similar to their colors, Andalusite and Padparadscha 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, Andalusite is Transparent and Translucent while Andalusite is Transparent and Translucent in appearance.