×

Grossular
Grossular

Turquoise
Turquoise



ADD
Compare
X
Grossular
X
Turquoise

Grossular and Turquoise Optical Properties

Optical Properties

Luster

Greasy, Vitreous
Waxy

Pleochroism

None
Weak

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
Translucent, Opaque

Refractive Index

1.730-1.7601.610-1.650
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
Triclinic

Birefringence

0.0200.040
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Grossular and Turquoise Optic Character

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

Grossular and Turquoise Transparency

Similar to their colors, Grossular and Turquoise 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, Grossular is while Grossular is in appearance.