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Milarite
Milarite

Montebrasite
Montebrasite



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Milarite
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Montebrasite

Milarite and Montebrasite Optical Properties

Optical Properties

Luster

-
-

Pleochroism

-
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

-
TransparentWalter Schumann

Refractive Index

1.529-1.5601.578-1.646
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
-

Birefringence

0.000-0.0110.020-0.030
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
TransparentWalter Schumann

Milarite and Montebrasite Optic Character

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

Milarite and Montebrasite Transparency

Similar to their colors, Milarite and Montebrasite 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, Milarite is while Milarite is in appearance.