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Mottramite
Mottramite

Moissanite
Moissanite



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Mottramite
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Moissanite

Mottramite and Moissanite Optical Properties

Optical Properties

Luster

Greasy
Adamantine

Pleochroism

Visible X=Y= canary yellow to greenish yellow
-

Dispersion

0.040.10
0.005 1
👆🏻

Transparency

-
-

Refractive Index

2.1702.648-2.691
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
6H polytype

Birefringence

0.1500.043
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Mottramite and Moissanite Optic Character

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

Mottramite and Moissanite Transparency

Similar to their colors, Mottramite and Moissanite 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, Mottramite is while Mottramite is in appearance.