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Beryllonite
Beryllonite

Clinozoisite
Clinozoisite



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Beryllonite
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Clinozoisite

Beryllonite and Clinozoisite Optical Properties

Optical Properties

Luster

Vitreous, Adamantine, Pearly
Vitreous

Pleochroism

-
StrongArthur Thomas

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.552-1.5621.670-1.734
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
monoclinic

Birefringence

0.0090.006-0.011
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Beryllonite and Clinozoisite Optic Character

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

Similar to their colors, Beryllonite and Clinozoisite 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.