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Powellite
Powellite

Moissanite
Moissanite



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Moissanite

Powellite and Moissanite Optical Properties

1 Optical Properties
1.1 Luster
Greasy, Subadamantine
Adamantine
1.2 Pleochroism
In deeply colored specimens: blue greenAnthony et al
NilArthur Thomas
1.3 Dispersion
NA0.10
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.974-1.9842.648-2.691
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
6H polytype
1.8 Birefringence
Not Available0.043
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Powellite and Moissanite Optic Character

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

Powellite and Moissanite Transparency

Similar to their colors, Powellite 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, Powellite is Transparent while Powellite is Transparent in appearance.