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Pietersite
Pietersite

Tigers Eye
Tigers Eye



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Pietersite
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Tigers Eye

Pietersite and Tigers Eye Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Silky
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Not Available
Opaque
1.5 Refractive Index
1.54-1.56
1.534-1.540
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Trigonal
1.8 Birefringence
Not Available
Not Available
1.9 Clarity
Not Available
Gemstones of the world (2001) More from other references

Pietersite and Tigers Eye Optic Character

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

Pietersite and Tigers Eye Transparency

Similar to their colors, Pietersite 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, Pietersite is Not Available while Pietersite is Not Available in appearance.