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Phosgenite
Phosgenite

Moissanite
Moissanite



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Moissanite

Phosgenite and Moissanite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Adamantine
1.2 Pleochroism
Weakly pleochroic with O reddish and E greenish in thick sections.
NilArthur Thomas
1.3 Dispersion
NA0.10
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Gemmological Tables (2004) More from other references
1.5 Refractive Index
2.117-2.1452.648-2.691
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
6H polytype
1.8 Birefringence
0.0270.043
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda

Phosgenite and Moissanite Optic Character

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

Phosgenite and Moissanite Transparency

Similar to their colors, Phosgenite 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, Phosgenite is Gemmological Tables (2004) More from other references while Phosgenite is Gemmological Tables (2004) More from other references in appearance.