×

Pyrope
Pyrope

Apatite
Apatite



ADD
Compare
X
Pyrope
X
Apatite

Pyrope and Apatite Optical Properties

Add ⊕

Optical Properties

Luster

Greasy, Vitreous
Vitreous

Pleochroism

None
Blue stones – strong

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.720-1.7561.628-1.651
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
Hexagonal

Birefringence

-99990.002-0.008
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda

Pyrope and Apatite Optic Character

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

Pyrope and Apatite Transparency

Similar to their colors, Pyrope and Apatite 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, Pyrope is while Pyrope is in appearance.