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Beryllonite
Beryllonite

Microcline
Microcline



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Beryllonite
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Microcline

Beryllonite and Microcline Optical Properties

Optical Properties

Luster

Vitreous, Adamantine, Pearly
Vitreous

Pleochroism

-
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

1.552-1.5621.514-1.539
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Triclinic Pinacoidal H-M Symbol (1) Space Group: P1

Birefringence

0.0090.008-0.010
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Beryllonite and Microcline Optic Character

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

Beryllonite and Microcline Transparency

Similar to their colors, Beryllonite and Microcline 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, Beryllonite is while Beryllonite is in appearance.