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Magnesite
Magnesite

Anthophyllite
Anthophyllite



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Magnesite
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Anthophyllite

Magnesite and Anthophyllite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Pearly

Pleochroism

-
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

Translucent
Transparent

Refractive Index

1.509-1.7201.603-1.690
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

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

Birefringence

0.191-9999
0 0.296
👆🏻

Clarity

Translucent
Transparent

Magnesite and Anthophyllite Optic Character

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

Magnesite and Anthophyllite Transparency

Similar to their colors, Magnesite 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, Magnesite is Translucent while Magnesite is Translucent in appearance.