Diamond and Mottramite Optical Properties

Diamond

Mottramite

Add ⊕

Optical Properties

Luster

Adamantine

Greasy

Pleochroism

None

Visible X=Y= canary yellow to greenish yellow

Dispersion

0.040.04

0.005 1

👆🏻

Transparency

Transparent, Translucent, Transparent to opaque

Refractive Index

2.417-2.4192.170

1 3.25

👆🏻

Optic Character

Crystal System

cubic

Orthorhombic

Birefringence

-99990.150

0 0.296

👆🏻

Clarity

Transparent

Diamond and Mottramite Optic Character

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

Compare Precious Gemstones

Diamond Vs Padparadscha

Diamond Vs Pleonaste

Diamond Vs Rhodizite

Diamond and Mottramite Transparency

Similar to their colors, Diamond and Mottramite 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, Diamond is Transparent, Translucent and Transparent to opaque while Diamond is Transparent, Translucent and Transparent to opaque in appearance.