×

Moonstone
Moonstone

Bort
Bort



ADD
Compare
X
Moonstone
X
Bort

Moonstone and Bort Optical Properties

Add ⊕

Optical Properties

Luster

Pearly
-

Pleochroism

-
-

Dispersion

0.01-
0.005 1
👆🏻

Transparency

Transparent, Transparent to translucent
-

Refractive Index

1.518-1.527-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
-

Birefringence

0.006-0.007-9999
0 0.296
👆🏻

Clarity

Transparent
-

Moonstone and Bort Optic Character

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

Similar to their colors, Moonstone and Bort 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.