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Tigers Eye
Tigers Eye

Prehnite
Prehnite



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Tigers Eye
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Prehnite

Tigers Eye and Prehnite Optical Properties

1 Optical Properties
1.1 Luster
Silky
Vitreous
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NoneNone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque
Translucent
1.5 Refractive Index
1.534-1.5401.611-1.673
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Orthorhombic
1.8 Birefringence
Not Available0.021-0.033
Achroite
0 0.296
1.9 Clarity
Gemstones of the world (2001) More from other references
TranslucentHerve Nicolas Lazzarelli

Tigers Eye and Prehnite Optic Character

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

Similar to their colors, Tigers Eye and Prehnite 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.