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Enstatite
Enstatite

Neptunite
Neptunite



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Enstatite
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Neptunite

Enstatite and Neptunite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Vitreous

Pleochroism

Pale green to pale orange
x=yellow-orange

Dispersion

0.010.03
0.005 1
👆🏻

Transparency

Transparent, Translucent
Translucent

Refractive Index

1.650-1.6801.692-1.734
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
monoclinic

Birefringence

0.009-0.0110.0294-0.0452
0 0.296
👆🏻

Clarity

Transparent
Translucent

Enstatite and Neptunite Optic Character

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

Similar to their colors, Enstatite and Neptunite 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.