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Enstatite
Enstatite

Umbalite
Umbalite



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Enstatite
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Umbalite

Enstatite and Umbalite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
-

Pleochroism

Pale green to pale orange
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
TransparentGemdat.org

Refractive Index

1.650-1.6801.730-1.820
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.009-0.011-9999
0 0.296
👆🏻

Clarity

Transparent
TransparentGemdat.org

Enstatite and Umbalite Optic Character

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

Enstatite and Umbalite Transparency

Similar to their colors, Enstatite and Umbalite 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, Enstatite is Transparent and Translucent while Enstatite is Transparent and Translucent in appearance.