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Moissanite
Moissanite

Hematite
Hematite



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Moissanite and Hematite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Not Available
1.2 Pleochroism
NilArthur Thomas
O = brownish red; E = yellowish red
1.3 Dispersion
Albite Optical ..
0.10
Rank: 5 (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Gemmological Tables (2004) More from other references
OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references
1.5 Refractive Index
2.648-2.691
2.690-3.220
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
6H polytype
Trigonal
1.8 Birefringence
0.043
0.280
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
OpaqueHerve Nicolas Lazzarelli

Moissanite and Hematite Optic Character

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

Moissanite and Hematite Transparency

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

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