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Biotite
Biotite

Scorzalite
Scorzalite



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Biotite
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Scorzalite

Biotite and Scorzalite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
-

Pleochroism

Strong
Colorless blueAnthony et al

Dispersion

-0.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.565-1.6251.639-1.680
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
-

Birefringence

0.03-0.070.041
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Biotite and Scorzalite Optic Character

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

Biotite and Scorzalite Transparency

Similar to their colors, Biotite and Scorzalite 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, Biotite is while Biotite is in appearance.