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Glass
Glass

Anthophyllite
Anthophyllite



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Glass
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Anthophyllite

Glass and Anthophyllite Optical Properties

Optical Properties

Luster

-
Vitreous, Pearly

Pleochroism

-
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent

Refractive Index

1.48-1.701.603-1.690
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

-
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Glass and Anthophyllite Optic Character

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

Glass and Anthophyllite Transparency

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