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Diamond
Diamond

Mottramite
Mottramite



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Diamond and Mottramite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Greasy
1.2 Pleochroism
None
Visible X=Y= canary yellow to greenish yellow
1.3 Dispersion
Albite Optical ..
0.04
Rank: 10 (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent, Translucent, Transparent to opaque
Not Available
1.5 Refractive Index
2.417-2.419
2.170
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
cubic
Orthorhombic
1.8 Birefringence
Not Available
0.150
1.9 Clarity
Transparent
Not Available

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.

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 Translucent, Transparent and Transparent to opaque while Diamond is Translucent, Transparent and Transparent to opaque in appearance.