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Tigers Eye
Tigers Eye

Staurolite
Staurolite



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Tigers Eye
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Staurolite

Tigers Eye and Staurolite Optical Properties

1 Optical Properties
1.1 Luster
Silky
Resinous
1.2 Pleochroism
Not Available
X = colorless; Y = pale yellow; Z = golden yellow
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque
Blue Chart Gem Identification (2010) More from other references
1.5 Refractive Index
1.534-1.5401.736-1.762
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
monoclinic
1.8 Birefringence
Not Available0.009-0.015
Achroite
0 0.296
1.9 Clarity
Gemstones of the world (2001) More from other references
Blue Chart Gem Identification (2010) More from other references

Tigers Eye and Staurolite Optic Character

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

Tigers Eye and Staurolite Transparency

Similar to their colors, Tigers Eye and Staurolite 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, Tigers Eye is Opaque while Tigers Eye is Opaque in appearance.