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Anthophyllite
Anthophyllite

Celestine
Celestine



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Anthophyllite
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Celestine

Anthophyllite and Celestine Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Vitreous, Pearly

Pleochroism

-
Weakly trichroiC

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.603-1.6901.619-1.635
1 3.25
👆🏻

Optic Character

Biaxial/+
-

Crystal System

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

Birefringence

-99990.004-0.012
0 0.296
👆🏻

Clarity

Transparent
-

Anthophyllite and Celestine Optic Character

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

Similar to their colors, Anthophyllite and Celestine 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.