×

Moonstone
Moonstone

Prasiolite
Prasiolite



ADD
Compare
X
Moonstone
X
Prasiolite

Moonstone and Prasiolite Optical Properties

Optical Properties

Luster

Pearly
Vitreous

Pleochroism

-
Very weak: light green pale greenWalter Schumann

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

Transparent, Transparent to translucent
Transparent, Translucent

Refractive Index

1.518-1.5271.544-1.553
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Trigonal

Birefringence

0.006-0.0070.009
0 0.296
👆🏻

Clarity

Transparent
Transparent

Moonstone and Prasiolite Optic Character

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

Moonstone and Prasiolite Transparency

Similar to their colors, Moonstone and Prasiolite 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, Moonstone is Transparent and Transparent to translucent while Moonstone is Transparent and Transparent to translucent in appearance.