×

Pyrope
Pyrope

Hollandite
Hollandite



ADD
Compare
X
Pyrope
X
Hollandite

Pyrope and Hollandite Optical Properties

Add ⊕

Optical Properties

Luster

Greasy, Vitreous
-

Pleochroism

None
Weak.

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.720-1.756-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
monoclinic

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
-

Pyrope and Hollandite Optic Character

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

Similar to their colors, Pyrope and Hollandite 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.