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Anthophyllite
Anthophyllite

Tigers Eye
Tigers Eye



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Anthophyllite
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Tigers Eye

Anthophyllite and Tigers Eye Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Silky
1.2 Pleochroism
When Fe-rich
Not Available
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Opaque
1.5 Refractive Index
1.603-1.6901.534-1.540
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Trigonal
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Transparent
Gemstones of the world (2001) More from other references

Anthophyllite and Tigers Eye Optic Character

Anthophyllite and Tigers Eye optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Anthophyllite 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 Anthophyllite 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. Anthophyllite has Biaxial/+ character.

Anthophyllite and Tigers Eye Transparency

Similar to their colors, Anthophyllite 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, Anthophyllite is Transparent while Anthophyllite is Transparent in appearance.