×

Gahnospinel
Gahnospinel

Tigers Eye
Tigers Eye



ADD
Compare
X
Gahnospinel
X
Tigers Eye

Gahnospinel and Tigers Eye Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Silky
1.2 Pleochroism
AbsentWalter Schumann
Not Available
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Opaque
1.5 Refractive Index
1.735-1.7901.534-1.540
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric
Trigonal
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Gemstones of the world (2001) More from other references

Gahnospinel and Tigers Eye Optic Character

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

Gahnospinel and Tigers Eye Transparency

Similar to their colors, Gahnospinel and Tigers Eye 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, Gahnospinel is Gemmological Tables (2004) while Gahnospinel is Gemmological Tables (2004) in appearance.