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Anthophyllite
Anthophyllite

Cymophane
Cymophane



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Anthophyllite
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Cymophane

Anthophyllite and Cymophane Optical Properties

Optical Properties

Luster

Vitreous, Pearly
-

Pleochroism

-
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

Transparent
Transparent

Refractive Index

1.603-1.6901.739-1.770
1 3.25
👆🏻

Optic Character

Biaxial/+
Biaxial/+

Crystal System

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

Birefringence

-99990.007-0.013
0 0.296
👆🏻

Clarity

Transparent
Transparent

Anthophyllite and Cymophane Optic Character

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

Anthophyllite and Cymophane Transparency

Similar to their colors, Anthophyllite and Cymophane 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.