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Wulfenite
Wulfenite

Hematite
Hematite



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Wulfenite and Hematite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine, Resinous
Not Available
1.2 Pleochroism
Weak
O = brownish red; E = yellowish red
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent
OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references
1.5 Refractive Index
2.280-2.405
2.690-3.220
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Trigonal
1.8 Birefringence
0.122
0.280
1.9 Clarity
Transparent
OpaqueHerve Nicolas Lazzarelli

Wulfenite and Hematite Optic Character

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

Wulfenite and Hematite Transparency

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