×

Vivianite
Vivianite

Pyrope
Pyrope



ADD
Compare
X
Vivianite
X
Pyrope

Vivianite and Pyrope Optical Properties

Add ⊕

Optical Properties

Luster

Vitreous, Pearly
Greasy, Vitreous

Pleochroism

Anomalous plechroism is strong with colours deep blue/pale yellowish green/yellowish green.Michael O’Donoghue
None

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.560-1.6401.720-1.756
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
cubic

Birefringence

0.054-0.075-9999
0 0.296
👆🏻

Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Vivianite and Pyrope Optic Character

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

Vivianite and Pyrope Transparency

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