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Friedelite
Friedelite

Moissanite
Moissanite



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Friedelite and Moissanite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Adamantine
1.2 Pleochroism
NilArthur Thomas
NilArthur Thomas
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
0.10
Rank: 5 (Overall)
Fluorite Optical Properties
1.4 Transparency
Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.627-1.663
2.648-2.691
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
6H polytype
1.8 Birefringence
0.032-0.035
0.043
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Friedelite and Moissanite Optic Character

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

Friedelite and Moissanite Transparency

Similar to their colors, Friedelite 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, Friedelite is Translucent while Friedelite is Translucent in appearance.