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Enstatite
Enstatite

Mottramite
Mottramite



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Enstatite
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Mottramite

Enstatite and Mottramite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Greasy

Pleochroism

Pale green to pale orange
Visible X=Y= canary yellow to greenish yellow

Dispersion

0.010.04
0.005 1
👆🏻

Transparency

Transparent, Translucent
-

Refractive Index

1.650-1.6802.170
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Orthorhombic

Birefringence

0.009-0.0110.150
0 0.296
👆🏻

Clarity

Transparent
-

Enstatite and Mottramite Optic Character

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

Similar to their colors, Enstatite and Mottramite 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.