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Wulfenite
Wulfenite

Gahnite
Gahnite



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Wulfenite
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Gahnite

Wulfenite and Gahnite Optical Properties

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1 Optical Properties
1.1 Luster
Adamantine, Resinous
Vitreous
1.2 Pleochroism
Weak
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
2.280-2.4051.790-1.818
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
cubic
1.8 Birefringence
0.122Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Wulfenite and Gahnite Optic Character

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

Similar to their colors, Wulfenite and Gahnite 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.